# Vega Trader > Vega Trader is a web platform for US options traders — not a broker. Track multi-leg positions with live P/L, Delta, Gamma, Theta, and Vega; manage a trade journal; analyze strategies and accounts; set price and expiration alerts; and explore educational content. Free plan available; Essential adds real-time market data and full analytics. Vega Trader helps independent options traders replace spreadsheets with a single workspace. Users log trades from their own broker; the platform never places orders or holds funds. Supported instruments include US stocks, ETFs, and their listed options — single legs, spreads, straddles, strangles, iron condors, iron butterflies, and custom structures. - **Primary site (English):** https://vega-trader.com - **Russian locale:** https://ru.vega-trader.com (same product, Russian UI) - **Support:** hi@vega-trader.com - **Sitemap:** https://vega-trader.com/sitemap.xml.gz - **Full content:** https://vega-trader.com/llms-full.txt ## Core pages - [Home](https://vega-trader.com/): Product overview, features, pricing, FAQ, and sign-up. - [Register — free account](https://vega-trader.com/register): Create an account with email and password; no credit card required. - [Log in](https://vega-trader.com/login): Access live P/L, Greeks, trade journal, and alerts. - [Plans & pricing](https://vega-trader.com/plans): Free and Essential tiers; 14-day Essential trial without a credit card. ## Tools - [Option calculator](https://vega-trader.com/calculator): Free profit/loss calculator for options positions; no account required. - [Expiration calendar](https://vega-trader.com/calendar): Track upcoming option expirations (requires account). ## Documentation — option strategies - [Option strategies overview](https://vega-trader.com/doc/strategies): Index of fundamental single- and multi-leg strategies. - [Long call](https://vega-trader.com/doc/strategies/long-call): Bullish, limited-risk single-leg call. - [Long put](https://vega-trader.com/doc/strategies/long-put): Bearish, limited-risk single-leg put. - [Short call](https://vega-trader.com/doc/strategies/short-call): Bearish/neutral income strategy with unlimited upside risk. - [Short put](https://vega-trader.com/doc/strategies/short-put): Bullish/neutral income strategy. - [Call credit spread](https://vega-trader.com/doc/strategies/call-credit-spread): Bearish/neutral defined-risk vertical spread. - [Call debit spread](https://vega-trader.com/doc/strategies/call-debit-spread): Bullish defined-risk vertical spread. - [Put credit spread](https://vega-trader.com/doc/strategies/put-credit-spread): Bullish/neutral defined-risk vertical spread. - [Put debit spread](https://vega-trader.com/doc/strategies/put-debit-spread): Bearish defined-risk vertical spread. - [Long straddle](https://vega-trader.com/doc/strategies/long-straddle): Long volatility, direction-neutral. - [Short straddle](https://vega-trader.com/doc/strategies/short-straddle): Short volatility, direction-neutral. - [Long strangle](https://vega-trader.com/doc/strategies/long-strangle): Long volatility with OTM legs. - [Short strangle](https://vega-trader.com/doc/strategies/short-strangle): Short volatility with OTM legs. - [Long iron butterfly](https://vega-trader.com/doc/strategies/long-iron-butterfly): Long volatility, defined risk. - [Short iron butterfly](https://vega-trader.com/doc/strategies/short-iron-butterfly): Short volatility, defined risk. - [Long iron condor](https://vega-trader.com/doc/strategies/long-iron-condor): Long volatility range trade. - [Short iron condor](https://vega-trader.com/doc/strategies/short-iron-condor): Short volatility range trade; popular premium-selling structure. ## Documentation — Greeks - [Options Greeks overview](https://vega-trader.com/doc/greeks): How Delta, Gamma, Theta, and Vega describe option sensitivity. - [Delta](https://vega-trader.com/doc/greeks/delta): Price sensitivity to the underlying. - [Gamma](https://vega-trader.com/doc/greeks/gamma): Rate of change of Delta. - [Theta](https://vega-trader.com/doc/greeks/theta): Time decay. - [Vega](https://vega-trader.com/doc/greeks/vega): Sensitivity to implied volatility. ## Community & catalog - [Community posts](https://vega-trader.com/posts): Articles and updates from traders and the Vega Trader team. - [Public strategies catalog](https://vega-trader.com/catalog/strategies): Browse shared option strategies and performance stats. - [Public accounts catalog](https://vega-trader.com/catalog/accounts): Browse shared trading accounts and aggregated analytics. ## Optional - [Terms of Service](https://vega-trader.com/terms): Usage terms for vega-trader.com. - [Privacy Policy](https://vega-trader.com/privacy): Data collection and handling. - [Refund policy](https://vega-trader.com/refund-policy): 14-day refund window via email request. - [Contacts](https://vega-trader.com/contacts): Legal entity and support contact information. --- # Full content Companion file for [llms.txt](https://vega-trader.com/llms.txt). Contains expanded text for the pages listed above. ## Vega trader - Tools for people trading options URL: https://vega-trader.com/ Tools for people trading options. Strategy analyzer, option calculator, trades history manager, trading statistics. Track performance, control risk, and grow with clarity. ### Know your real P/L on every trade — live Stop rebuilding Excel sheets and guessing your edge. Track every position with live P/L, Greeks, and analytics in one workspace. ### Platform features - Realtime options and stocks market data: Get real-time updates on options and stocks market data, allowing you to make informed trading decisions and track your portfolio performance. - Trades manager: Track your active and finished trades, their performance, and rich analytics and statistics. - Current P/L: See your current P/L for each trade in real-time with currently fixed profit/loss. - Get rich analytics and statistics about your trades: Track your trades performance, win rate, average profit, average loss, max profit, max loss, math expectation, and more. - Strategies: Join your trades into strategies. Monitor strategies' performance and statistics by 12 indicators. - Accounts: Join your trades into accounts. Monitor accounts' performance and statistics by 12 indicators. - Create alerts for your trades: Create alerts for your trades. You will be notified when the underlying price crosses the price you set. ### Frequently asked questions **Do I need a credit card to start?** No. Create an account and start on the Free plan instantly, or begin a 14-day Essential trial — no credit card required. Upgrade only when you are ready. **Is Vega trader a broker? Will it place trades for me?** No. Vega trader is an analytics and tracking platform. You enter the trades you make at your own broker, and we give you live P/L, Greeks, alerts, and performance analytics. We never touch your money or place orders. **Where does the market data come from?** Real-time and delayed quotes for options and stocks are sourced from a professional market-data provider, including bid/ask, midpoint, implied volatility, and the full set of Greeks. **What can I do for free?** The Free plan includes the trade manager, expiration calendar, and dashboard analytics. The Essential plan adds strategies, accounts, real-time market data, and price alerts. **Can I cancel anytime?** Yes. There are no long-term contracts — cancel whenever you like. Refunds are available within 14 days of payment. **Which markets and strategies are supported?** US stocks, ETFs and their options, including any multi-leg combination — single calls and puts, spreads, straddles, strangles, iron condors, iron butterflies and your own custom structures. ## Option calculator URL: https://vega-trader.com/calculator Calculate the profit/loss of your options positions with our free options calculator. ## Plans URL: https://vega-trader.com/plans Start free. Upgrade to Essential when you want real-time data and full analytics. **Free plan features:** - Access to the dashboard with rich analytics. - Trades management - creation, performance analysis. - Strategies management - rich analytics by 12 indicators, performance analysis. - Accounts management - rich analytics by 12 indicators, performance analysis. - Access to the expiration calendar with all options expiring soon. - Notifications about expiring options, plan upgrades, etc. - Access to the real-time market data for options. - Alerts management: get notifications when the underlying price crosses the price you set. **Essential plan:** adds real-time market data, strategies, accounts, and price alerts. ## Option strategies URL: https://vega-trader.com/doc/strategies The basic option strategies that can be employed in trading are described on this page. It is evident that an infinite number of option strategies can be constructed, but this page covers all the fundamental building blocks that can be used both for direct trading and as a foundation for creating custom combinations. ## Long call URL: https://vega-trader.com/doc/strategies/long-call Long call is a one-legged, risky, bullish option strategy with limited risk. Buying a call option is an alternative to buying stocks with leverage. The chart below shows a long call option strategy with a strike price of 100 and a price of 5 and a profit/loss diagram. ### Overview of long call Long call options give the buyer the right, but not the obligation, to buy stocks of the underlying asset at the strike price within or before expiration. Since options are leveraged investments, each contract is equivalent to owning 100 stocks (relevant for the US market). The advantage of using a long call option is that it requires less capital compared to the costs of owning 100 stocks, and the risk of loss is limited to the cost of the option contract. ### Market prospects of long call A long call is bought when the buyer believes that the price of the underlying asset will rise by at least the cost of the option at expiration. Further out-of-the-money (OTM) strike prices will be cheaper, but with a lower probability of success. The further the strike price is out of the money, the more bullish the trader is, buying a call option. But the potential profit in this case is much higher. ### How to open a long call position The position of a long call is opened when the buyer buys a call option contract. Calls are listed in the option desk and provide the corresponding information for each strike price and available expiration time, including the bid and ask prices. The cost of entering into a trade is called the premium. Market participants consider several factors to assess the value of an option premium, including the strike price relative to the stock price, time to expiration, and volatility. ### Profit/loss diagram for a long call The profit/loss diagram for a long call is simple. The maximum risk is limited to the cost of the option. The potential profit is unlimited. To break even at expiration, the stock price must rise above the strike price by the cost of the long call option. For example, if a long call option with a strike price of $100 is purchased for $5.00, the maximum loss is determined to be $500, and the potential profit is unlimited if the stock continues to rise. However, the underlying stock must be above $105 at expiration to realize a profit. ### How to enter a long call position To enter a long call position, a buy order (BTO) is sent to the broker. The order is either executed at the ask price (market order) or at a specific price that the investor is willing to pay (limit order). Buying a call option results in a deduction of funds from the trading account. ### How to exit a long call position There are several ways to exit a long call position. At any time before expiration, a sell order (STC) can be entered, and the contract will be sold at the market price or at a limit price. The premium received from the sale will be credited to the account. If the contract is sold for a higher premium than the initial purchase, a profit is realized. If the contract is sold for a lower premium than the initial purchase, a loss is realized. If the long call option is in the money (ITM) at expiration, the holder of the contract can exercise the option and receive 100 stocks at the strike price. If the long call option is out of the money (OTM) at expiration, the contract expires worthless, and a full loss is realized. ### The impact of time decay on a long call The remaining time to expiration and implied volatility constitute the extrinsic value of the option and affect the price of the premium. Under the same conditions, option contracts with a longer time to expiration will have higher prices because there is more time for the option to be in the money (ITM, in the money). ### Greeks and this strategy - **Delta:** Positive. The position gains value when the underlying rises; delta approaches 1 as the call moves deeper in the money. - **Theta:** Negative. Time decay erodes the long call premium each day unless the stock rallies enough to offset it. - **Gamma:** Positive. Delta increases as the stock rises and decreases as it falls, accelerating gains on favorable moves near the strike. - **Vega:** Positive. Higher implied volatility raises the call premium; falling volatility hurts the position. ## Long put URL: https://vega-trader.com/doc/strategies/long-put Long put is a one-legged, risky, bearish option strategy with limited risk. Selling a put option is an alternative to selling stocks with leverage. The chart below shows a long put option strategy with a strike price of 100 and a price of 5 and a profit/loss diagram. ### Overview of long put Long put options give the seller the right, but not the obligation, to sell stocks of the underlying asset at the strike price within or before expiration. Since options are leveraged investments, each contract is equivalent to owning 100 stocks (relevant for the US market). The advantage of using a long put option is that it requires less capital compared to the costs of owning 100 stocks, and the risk of loss is limited to the cost of the option contract. ### Market prospects of long put A long put is sold when the seller believes that the price of the underlying asset will fall by at least the cost of the option at expiration. Further out-of-the-money (OTM) strike prices will be cheaper, but with a lower probability of success. The further the strike price is out of the money, the more bearish the trader is, selling a put option. But the potential profit in this case is much higher. ### How to open a long put position The position of a long put is opened when the seller sells a put option contract. Puts are listed in the option desk and provide the corresponding information for each strike price and available expiration time, including the bid and ask prices. The cost of entering into a trade is called the premium. Market participants consider several factors to assess the value of an option premium, including the strike price relative to the stock price, time to expiration, and volatility. ### Profit/loss diagram for a long put The profit/loss diagram for a long put is simple. The maximum risk is limited to the cost of the option. The potential profit is unlimited. To break even at expiration, the stock price must fall below the strike price by the cost of the long put option. For example, if a long put option with a strike price of $100 is sold for $5.00, the maximum loss is determined to be $500, and the potential profit is unlimited if the stock continues to fall. However, the underlying stock must be below $95 at expiration to realize a profit. ### How to enter a long put position To enter a long put position, a sell order (BTO) is sent to the broker. The order is either executed at the bid price (market order) or at a specific price that the investor is willing to pay (limit order). Selling a put option results in a deduction of funds from the trading account. ### How to exit a long put position There are several ways to exit a long put position. At any time before expiration, a buy order (STC) can be entered, and the contract will be bought at the market price or at a limit price. The premium received from the purchase will be credited to the account. If the contract is bought for a higher premium than the initial sale, a profit is realized. If the contract is bought for a lower premium than the initial sale, a loss is realized. If the long put option is in the money (ITM) at expiration, the holder of the contract can exercise the option and sell 100 stocks at the strike price. If the long put option is out of the money (OTM) at expiration, the contract expires worthless, and a full loss is realized. ### The impact of time decay on a long put The remaining time to expiration and implied volatility constitute the extrinsic value of the option and affect the price of the premium. Under the same conditions, option contracts with a longer time to expiration will have higher prices because there is more time for the option to be in the money (ITM, in the money). ### Greeks and this strategy - **Delta:** Negative. The position gains value when the underlying falls; delta approaches -1 as the put moves deeper in the money. - **Theta:** Negative. Time decay erodes the long put premium when the stock stays flat or rises. - **Gamma:** Positive. Delta becomes more negative on declines, increasing downside sensitivity near the strike. - **Vega:** Positive. Rising implied volatility increases put value; volatility crush after events hurts the position. ## Short call URL: https://vega-trader.com/doc/strategies/short-call Short call is a one-legged, risky, bearish option strategy with limited risk. Buying a call option is an alternative to buying stocks with leverage. The chart below shows a short call option strategy with a strike price of 100 and a price of 5 and a profit/loss diagram. ### Overview of short call Short call options give the buyer the right, but not the obligation, to buy stocks of the underlying asset at the strike price within or before expiration. Since options are leveraged investments, each contract is equivalent to owning 100 stocks (relevant for the US market). The advantage of using a short call option is that it requires less capital compared to the costs of owning 100 stocks, and the risk of loss is limited to the cost of the option contract. ### Market prospects of short call A short call is bought when the buyer believes that the price of the underlying asset will rise by at least the cost of the option at expiration. Further out-of-the-money (OTM) strike prices will be cheaper, but with a lower probability of success. The further the strike price is out of the money, the more bullish the trader is, buying a call option. But the potential profit in this case is much higher. ### How to open a short call position The position of a short call is opened when the buyer buys a call option contract. Calls are listed in the option desk and provide the corresponding information for each strike price and available expiration time, including the bid and ask prices. The cost of entering into a trade is called the premium. Market participants consider several factors to assess the value of an option premium, including the strike price relative to the stock price, time to expiration, and volatility. ### Profit/loss diagram for a short call The profit/loss diagram for a short call is simple. The maximum risk is limited to the cost of the option. The potential profit is unlimited. To break even at expiration, the stock price must fall below the strike price by the cost of the short call option. For example, if a short call option with a strike price of $100 is purchased for $5.00, the maximum loss is determined to be $500, and the potential profit is unlimited if the stock continues to fall. However, the underlying stock must be below $95 at expiration to realize a profit. ### How to enter a short call position To enter a short call position, a buy order (BTO) is sent to the broker. The order is either executed at the ask price (market order) or at a specific price that the investor is willing to pay (limit order). Buying a call option results in a deduction of funds from the trading account. ### How to exit a short call position There are several ways to exit a short call position. At any time before expiration, a sell order (STC) can be entered, and the contract will be sold at the market price or at a limit price. The premium received from the sale will be credited to the account. If the contract is sold for a higher premium than the initial purchase, a profit is realized. If the contract is sold for a lower premium than the initial purchase, a loss is realized. If the short call option is in the money (ITM) at expiration, the holder of the contract can exercise the option and receive 100 stocks at the strike price. If the short call option is out of the money (OTM) at expiration, the contract expires worthless, and a full loss is realized. ### The impact of time decay on a short call The remaining time to expiration and implied volatility constitute the extrinsic value of the option and affect the price of the premium. Under the same conditions, option contracts with a longer time to expiration will have higher prices because there is more time for the option to be in the money (ITM, in the money). ### Greeks and this strategy - **Delta:** Negative. You lose when the stock rises; delta magnitude increases as price moves toward and through the strike. - **Theta:** Positive. Time decay benefits the short call when the stock stays below the strike. - **Gamma:** Negative. Delta becomes more negative on rallies, increasing losses on upward moves. - **Vega:** Negative. Falling implied volatility helps; rising volatility increases the cost to buy back the short call. ## Short put URL: https://vega-trader.com/doc/strategies/short-put Short put is a one-legged, risky, bearish option strategy with limited risk. Selling a put option is an alternative to selling stocks with leverage. The chart below shows a short put option strategy with a strike price of 100 and a price of 5 and a profit/loss diagram. ### Overview of short put Short put options give the seller the right, but not the obligation, to sell stocks of the underlying asset at the strike price within or before expiration. Since options are leveraged investments, each contract is equivalent to owning 100 stocks (relevant for the US market). The advantage of using a short put option is that it requires less capital compared to the costs of owning 100 stocks, and the risk of loss is limited to the cost of the option contract. ### Market prospects of short put A short put is sold when the seller believes that the price of the underlying asset will fall by at least the cost of the option at expiration. Further out-of-the-money (OTM) strike prices will be cheaper, but with a lower probability of success. The further the strike price is out of the money, the more bearish the trader is, selling a put option. But the potential profit in this case is much higher. ### How to open a short put position The position of a short put is opened when the seller sells a put option contract. Puts are listed in the option desk and provide the corresponding information for each strike price and available expiration time, including the bid and ask prices. The cost of entering into a trade is called the premium. Market participants consider several factors to assess the value of an option premium, including the strike price relative to the stock price, time to expiration, and volatility. ### Profit/loss diagram for a short put The profit/loss diagram for a short put is simple. The maximum risk is limited to the cost of the option. The potential profit is unlimited. To break even at expiration, the stock price must fall below the strike price by the cost of the short put option. For example, if a short put option with a strike price of $100 is sold for $5.00, the maximum loss is determined to be $500, and the potential profit is unlimited if the stock continues to fall. However, the underlying stock must be below $95 at expiration to realize a profit. ### How to enter a short put position To enter a short put position, a sell order (BTO) is sent to the broker. The order is either executed at the bid price (market order) or at a specific price that the investor is willing to pay (limit order). Selling a put option results in a deduction of funds from the trading account. ### How to exit a short put position There are several ways to exit a short put position. At any time before expiration, a buy order (STC) can be entered, and the contract will be bought at the market price or at a limit price. The premium received from the purchase will be credited to the account. If the contract is bought for a higher premium than the initial sale, a profit is realized. If the contract is bought for a lower premium than the initial sale, a loss is realized. If the short put option is in the money (ITM) at expiration, the holder of the contract can exercise the option and sell 100 stocks at the strike price. If the short put option is out of the money (OTM) at expiration, the contract expires worthless, and a full loss is realized. ### The impact of time decay on a short put The remaining time to expiration and implied volatility constitute the extrinsic value of the option and affect the price of the premium. Under the same conditions, option contracts with a longer time to expiration will have higher prices because there is more time for the option to be in the money (ITM, in the money). ### Greeks and this strategy - **Delta:** Positive. You lose when the stock falls; delta exposure increases as the underlying drops toward the strike. - **Theta:** Positive. Time decay benefits the short put when the stock stays above the strike. - **Gamma:** Negative. Downward moves make delta more positive, accelerating losses on declines. - **Vega:** Negative. Declining volatility reduces put premiums in your favor; spikes in volatility work against the position. ## Call credit spread URL: https://vega-trader.com/doc/strategies/call-credit-spread A call credit spread (bear call spread) is a two-legged, defined-risk, neutral-to-bearish option strategy. You sell a lower-strike call and buy a higher-strike call with the same expiration, collecting a net credit. The chart below shows a call credit spread with short call strike 100 at $5, long call strike 105 at $2, and the profit/loss diagram. ### Overview of call credit spread A call credit spread combines a short call at a lower strike with a long call at a higher strike. Both legs share the same expiration date and underlying asset. The long call caps the unlimited risk of the naked short call, so maximum loss is limited to the spread width minus the net credit received. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for call credit spread Traders open a call credit spread when they expect the underlying price to stay below the short call strike through expiration, or at least not rise enough to erode the collected premium. Wider spreads offer more credit but also increase maximum loss. Moving the short strike further out of the money improves the probability of keeping the full credit, but reduces the premium collected. ### How to open a call credit spread Open the position by selling a call at the lower strike and simultaneously buying a call at the higher strike. Both orders are typically placed as a single vertical spread order. The net credit received is the short call premium minus the long call premium. Market participants evaluate strike selection, time to expiration, implied volatility, and the distance of strikes from the current stock price. ### Profit/loss diagram for a call credit spread Maximum profit equals the net credit received and is realized if the stock is at or below the short strike at expiration. Maximum loss equals the spread width minus the net credit. For example, selling a $100 call for $5.00 and buying a $105 call for $2.00 creates a $3.00 credit on a $5.00-wide spread. Maximum profit is $300 per contract and maximum loss is $200 per contract. The upper break-even at expiration is the short strike plus the net credit, or $103 in this example. ### How to enter a call credit spread Submit a vertical call credit spread order to your broker, specifying the short and long strikes and a limit price for the net credit. The order is filled when the market provides at least your limit credit. Opening the spread credits your account with the net premium minus commissions. ### How to exit a call credit spread Close the spread before expiration by buying back the short call and selling the long call as a single order. If the spread can be closed for less than the original credit, you keep the difference as profit. At expiration, if both legs expire out of the money, the position expires worthless and you keep the full credit. If the stock is above the short strike, assignment risk on the short call may require closing or rolling the position. ### The impact of time decay on a call credit spread Time decay generally works in favor of the call credit spread seller when the underlying stays below the short strike. As expiration approaches, the extrinsic value of both calls declines, which tends to reduce the cost of closing the spread. Implied volatility changes affect both legs and can widen or narrow the spread value before expiration. ### Greeks and this strategy - **Delta:** Negative to neutral. Net delta is negative but smaller than a naked short call; bullish moves still hurt but wings cap risk. - **Theta:** Positive. Time decay generally helps when price stays below the short strike. - **Gamma:** Negative. Large upward moves still increase losses faster as the short leg gains delta. - **Vega:** Negative. Lower implied volatility tends to shrink spread value in the seller's favor. ## Call debit spread URL: https://vega-trader.com/doc/strategies/call-debit-spread A call debit spread (bull call spread) is a two-legged, defined-risk, bullish option strategy. You buy a lower-strike call and sell a higher-strike call with the same expiration, paying a net debit. The chart below shows a call debit spread with long call strike 100 at $5, short call strike 105 at $2, and the profit/loss diagram. ### Overview of call debit spread A call debit spread combines a long call at a lower strike with a short call at a higher strike. The short call reduces the cost of the long call and caps maximum profit at the spread width minus the net debit paid. Maximum loss is limited to the net debit. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for call debit spread Traders open a call debit spread when they expect the underlying price to rise moderately before expiration. Unlike a long call, the short higher-strike call limits upside but also lowers the entry cost. A narrower spread costs less but offers a smaller profit zone. A wider spread costs more but allows greater profit if the stock rallies strongly. ### How to open a call debit spread Open the position by buying a call at the lower strike and simultaneously selling a call at the higher strike. Both orders are typically placed as a single vertical spread order. The net debit paid is the long call premium minus the short call premium. Strike selection, expiration, and implied volatility determine whether the trade offers favorable risk/reward. ### Profit/loss diagram for a call debit spread Maximum loss equals the net debit paid and occurs if the stock is at or below the long strike at expiration. Maximum profit equals the spread width minus the net debit. For example, buying a $100 call for $5.00 and selling a $105 call for $2.00 creates a $3.00 debit on a $5.00-wide spread. Maximum loss is $300 per contract and maximum profit is $200 per contract. The lower break-even at expiration is the long strike plus the net debit, or $103 in this example. ### How to enter a call debit spread Submit a vertical call debit spread order to your broker, specifying the long and short strikes and a limit price for the net debit. The order is filled when the market accepts your limit debit or better. Opening the spread debits your account for the net premium plus commissions. ### How to exit a call debit spread Close the spread before expiration by selling the long call and buying back the short call as a single order. If the spread value has increased above the entry debit, you realize a profit. At expiration, if the stock is above the short strike, both legs may be exercised or cash-settled according to your broker's rules, delivering the spread's maximum value. ### The impact of time decay on a call debit spread Time decay works against the call debit spread when the underlying remains below the long strike, eroding the value of both calls. However, if the stock rises and both calls retain intrinsic value, time decay has less impact near expiration. Rising implied volatility tends to increase the spread value; falling volatility can reduce it. ### Greeks and this strategy - **Delta:** Positive. Net bullish exposure, but capped by the short higher-strike call. - **Theta:** Negative. Time decay erodes the spread when the stock does not rise. - **Gamma:** Positive but lower than a naked long call. Delta increases on rallies but caps at expiration. - **Vega:** Positive. Rising implied volatility generally increases spread value; falling volatility hurts. ## Put credit spread URL: https://vega-trader.com/doc/strategies/put-credit-spread A put credit spread (bull put spread) is a two-legged, defined-risk, neutral-to-bullish option strategy. You sell a higher-strike put and buy a lower-strike put with the same expiration, collecting a net credit. The chart below shows a put credit spread with short put strike 100 at $5, long put strike 95 at $2, and the profit/loss diagram. ### Overview of put credit spread A put credit spread combines a short put at a higher strike with a long put at a lower strike. The long put limits the risk of the naked short put, so maximum loss is capped at the spread width minus the net credit received. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for put credit spread Traders open a put credit spread when they expect the underlying price to stay above the short put strike through expiration, or at least not fall enough to threaten the collected premium. Selling puts farther out of the money increases the probability of success but reduces the credit received. This strategy is commonly used to express a bullish or range-bound view with defined risk. ### How to open a put credit spread Open the position by selling a put at the higher strike and simultaneously buying a put at the lower strike. Both orders are typically placed as a single vertical spread order. The net credit received is the short put premium minus the long put premium. Traders consider support levels, implied volatility, and the distance between strikes when structuring the trade. ### Profit/loss diagram for a put credit spread Maximum profit equals the net credit received and is realized if the stock is at or above the short strike at expiration. Maximum loss equals the spread width minus the net credit. For example, selling a $100 put for $5.00 and buying a $95 put for $2.00 creates a $3.00 credit on a $5.00-wide spread. Maximum profit is $300 per contract and maximum loss is $200 per contract. The lower break-even at expiration is the short strike minus the net credit, or $97 in this example. ### How to enter a put credit spread Submit a vertical put credit spread order to your broker, specifying the short and long strikes and a limit price for the net credit. The order is filled when the market provides at least your limit credit. Opening the spread credits your account with the net premium minus commissions. ### How to exit a put credit spread Close the spread before expiration by buying back the short put and selling the long put as a single order. If the spread can be closed for less than the original credit, you keep the difference as profit. At expiration, if both legs expire out of the money, the position expires worthless and you keep the full credit. If the stock falls below the short strike, assignment risk on the short put may require closing or rolling the position. ### The impact of time decay on a put credit spread Time decay generally benefits the put credit spread seller when the underlying stays above the short strike. As expiration approaches, extrinsic value declines on both puts, which tends to reduce the cost of closing the spread. Changes in implied volatility affect both legs and can influence the spread value before expiration. ### Greeks and this strategy - **Delta:** Positive. Bullish bias with smaller magnitude than a short put alone. - **Theta:** Positive. Time decay benefits the position when the stock stays above the short put strike. - **Gamma:** Negative. Sharp declines increase negative delta exposure, though the long wing limits loss. - **Vega:** Negative. Volatility expansion hurts; contraction helps the credit spread seller. ## Put debit spread URL: https://vega-trader.com/doc/strategies/put-debit-spread A put debit spread (bear put spread) is a two-legged, defined-risk, bearish option strategy. You buy a higher-strike put and sell a lower-strike put with the same expiration, paying a net debit. The chart below shows a put debit spread with long put strike 100 at $5, short put strike 95 at $2, and the profit/loss diagram. ### Overview of put debit spread A put debit spread combines a long put at a higher strike with a short put at a lower strike. The short put reduces the cost of the long put and caps maximum profit at the spread width minus the net debit paid. Maximum loss is limited to the net debit. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for put debit spread Traders open a put debit spread when they expect the underlying price to fall moderately before expiration. Unlike a long put, the short lower-strike put limits downside profit but also lowers the entry cost. This strategy expresses a bearish view with defined risk and lower capital requirement than buying a put outright. ### How to open a put debit spread Open the position by buying a put at the higher strike and simultaneously selling a put at the lower strike. Both orders are typically placed as a single vertical spread order. The net debit paid is the long put premium minus the short put premium. Strike selection, expiration, and implied volatility determine the trade's risk/reward profile. ### Profit/loss diagram for a put debit spread Maximum loss equals the net debit paid and occurs if the stock is at or above the long strike at expiration. Maximum profit equals the spread width minus the net debit. For example, buying a $100 put for $5.00 and selling a $95 put for $2.00 creates a $3.00 debit on a $5.00-wide spread. Maximum loss is $300 per contract and maximum profit is $200 per contract. The upper break-even at expiration is the long strike minus the net debit, or $97 in this example. ### How to enter a put debit spread Submit a vertical put debit spread order to your broker, specifying the long and short strikes and a limit price for the net debit. The order is filled when the market accepts your limit debit or better. Opening the spread debits your account for the net premium plus commissions. ### How to exit a put debit spread Close the spread before expiration by selling the long put and buying back the short put as a single order. If the spread value has increased above the entry debit, you realize a profit. At expiration, if the stock is below the short strike, both legs may be exercised or cash-settled according to your broker's rules, delivering the spread's maximum value. ### The impact of time decay on a put debit spread Time decay works against the put debit spread when the underlying remains above the long strike, eroding the value of both puts. If the stock falls and both puts retain intrinsic value, time decay has less impact near expiration. Rising implied volatility tends to increase the spread value; falling volatility can reduce it. ### Greeks and this strategy - **Delta:** Negative. Bearish exposure capped by the short lower-strike put. - **Theta:** Negative. Time decay hurts when the underlying does not fall. - **Gamma:** Positive but limited. Delta becomes more negative on declines; profit is capped on large drops. - **Vega:** Positive. Higher implied volatility raises spread value; falling IV hurts. ## Long straddle URL: https://vega-trader.com/doc/strategies/long-straddle A long straddle is a two-legged, defined-risk, volatility-focused option strategy. You buy a call and a put with the same strike and expiration, paying a net debit. The chart below shows a long straddle with call and put strike 100 at $5 each and the profit/loss diagram. ### Overview of long straddle A long straddle combines a long call and a long put at the same strike price and expiration date. Maximum loss is limited to the total premium paid for both legs. Maximum profit is theoretically unlimited on the upside and substantial on the downside. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for long straddle Traders open a long straddle when they expect a large move in the underlying price but are uncertain about direction. The strategy profits from rising implied volatility and large price swings. If the stock stays near the strike through expiration, both options lose value and the position realizes maximum loss. ### How to open a long straddle Open the position by buying a call and a put at the same strike and expiration. Both orders are typically placed together as a single straddle order. The net debit paid is the sum of both premiums. Traders often choose at-the-money strikes to balance call and put costs and maximize sensitivity to movement. ### Profit/loss diagram for a long straddle Maximum loss equals the total debit paid and occurs if the stock closes at the strike at expiration. Upside profit is unlimited above the upper break-even; downside profit grows as the stock falls below the lower break-even. For example, buying a $100 call for $5.00 and a $100 put for $5.00 creates a $10.00 debit. Break-even points at expiration are $90 and $110. ### How to enter a long straddle Submit a straddle order to your broker, specifying the strike, expiration, and a limit price for the combined debit. The order is filled when the market accepts your limit debit or better. Opening the straddle debits your account for the total premium plus commissions. ### How to exit a long straddle Close the position before expiration by selling both the call and the put, either as a single straddle order or as separate legs. If the combined value exceeds the entry debit, you realize a profit. At expiration, one leg typically retains intrinsic value while the other expires worthless, unless the stock lands exactly at the strike. ### The impact of time decay on a long straddle Time decay works against the long straddle when the underlying remains near the strike, eroding the extrinsic value of both options. As expiration approaches without a significant move, the position loses value. Rising implied volatility tends to increase both premiums; falling volatility reduces them. ### Greeks and this strategy - **Delta:** Near zero at entry when both legs share the same strike. Becomes positive or negative as the stock moves away from the strike. - **Theta:** Negative. Both long legs lose extrinsic value daily when the stock stays near the strike. - **Gamma:** Positive. Delta changes rapidly on large moves in either direction. - **Vega:** Positive. Rising implied volatility increases both premiums; IV crush hurts. ## Short straddle URL: https://vega-trader.com/doc/strategies/short-straddle A short straddle is a two-legged, undefined-risk, neutral option strategy. You sell a call and a put with the same strike and expiration, collecting a net credit. The chart below shows a short straddle with call and put strike 100 at $5 each and the profit/loss diagram. ### Overview of short straddle A short straddle combines a short call and a short put at the same strike price and expiration date. Maximum profit is limited to the net credit received. Losses can grow quickly if the underlying makes a large move in either direction. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for short straddle Traders open a short straddle when they expect the underlying price to remain near the strike through expiration and implied volatility to decline. The strategy collects premium from both legs and benefits from time decay when the stock stays in a narrow range. Large moves in either direction create significant risk. ### How to open a short straddle Open the position by selling a call and a put at the same strike and expiration. Both orders are typically placed together as a single straddle order. The net credit received is the sum of both premiums. At-the-money strikes usually provide the highest combined premium. ### Profit/loss diagram for a short straddle Maximum profit equals the net credit received and is realized if the stock closes at the strike at expiration. Upside risk is unlimited above the upper break-even; downside risk grows as the stock falls below the lower break-even. For example, selling a $100 call for $5.00 and a $100 put for $5.00 creates a $10.00 credit. Break-even points at expiration are $90 and $110. ### How to enter a short straddle Submit a short straddle order to your broker, specifying the strike, expiration, and a limit price for the combined credit. The order is filled when the market provides at least your limit credit. Opening the straddle credits your account with the total premium minus commissions. ### How to exit a short straddle Close the position before expiration by buying back both the call and the put. If the combined cost is less than the original credit, you keep the difference as profit. At expiration, assignment risk arises if the stock is away from the strike and either leg is in the money. ### The impact of time decay on a short straddle Time decay generally benefits the short straddle seller when the underlying stays near the strike. As expiration approaches, extrinsic value declines on both options, which tends to reduce the cost of closing the position. Rising implied volatility increases risk by widening potential losses before expiration. ### Greeks and this strategy - **Delta:** Near zero when centered at the strike. Moves positive or negative if the stock trends away from the strike. - **Theta:** Positive. Time decay on both short legs benefits you when price stays near the strike. - **Gamma:** Negative. Large moves in either direction shift delta against the position quickly. - **Vega:** Negative. Falling implied volatility shrinks premiums and favors the short straddle seller. ## Long strangle URL: https://vega-trader.com/doc/strategies/long-strangle A long strangle is a two-legged, defined-risk, volatility-focused option strategy. You buy an out-of-the-money put and an out-of-the-money call with the same expiration, paying a net debit. The chart below shows a long strangle with put strike 95 at $3, call strike 105 at $3, and the profit/loss diagram. ### Overview of long strangle A long strangle combines a long put at a lower strike with a long call at a higher strike. Both legs share the same expiration date. Maximum loss is limited to the total premium paid. Maximum profit is theoretically unlimited on the upside and substantial on the downside. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for long strangle Traders open a long strangle when they expect a large move in the underlying but want a lower entry cost than a straddle. Wider strike spacing reduces the debit but requires a larger move to reach profitability. The strategy benefits from rising implied volatility before a catalyst such as earnings or macro events. ### How to open a long strangle Open the position by buying a put below the current price and a call above the current price with the same expiration. Both orders are typically placed together as a single strangle order. The net debit paid is the sum of both premiums. Strike selection balances cost against the size of move needed to profit. ### Profit/loss diagram for a long strangle Maximum loss equals the total debit paid and occurs if the stock closes between the strikes at expiration. Upside profit is unlimited above the upper break-even; downside profit grows below the lower break-even. For example, buying a $95 put for $3.00 and a $105 call for $3.00 creates a $6.00 debit. Break-even points at expiration are $89 and $111. ### How to enter a long strangle Submit a strangle order to your broker, specifying both strikes, expiration, and a limit price for the combined debit. The order is filled when the market accepts your limit debit or better. Opening the strangle debits your account for the total premium plus commissions. ### How to exit a long strangle Close the position before expiration by selling both the put and the call. If the combined value exceeds the entry debit, you realize a profit. At expiration, if the stock is between the strikes, both legs expire worthless and the full debit is lost. ### The impact of time decay on a long strangle Time decay works against the long strangle when the underlying remains between the strikes, eroding the extrinsic value of both options. Because both legs start out of the money, time decay can be significant near expiration without a large move. Rising implied volatility tends to increase both premiums. ### Greeks and this strategy - **Delta:** Near zero with balanced OTM legs. Shifts positive on rallies and negative on declines. - **Theta:** Negative. Both long OTM legs decay while the stock remains between strikes. - **Gamma:** Positive. Moves toward either strike increase directional delta exposure. - **Vega:** Positive. Benefits from rising implied volatility before a catalyst; hurts on vol crush. ## Short strangle URL: https://vega-trader.com/doc/strategies/short-strangle A short strangle is a two-legged, undefined-risk, neutral option strategy. You sell an out-of-the-money put and an out-of-the-money call with the same expiration, collecting a net credit. The chart below shows a short strangle with put strike 95 at $3, call strike 105 at $3, and the profit/loss diagram. ### Overview of short strangle A short strangle combines a short put at a lower strike with a short call at a higher strike. Both legs share the same expiration date. Maximum profit is limited to the net credit received. Losses can grow quickly if the underlying makes a large move beyond either strike. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for short strangle Traders open a short strangle when they expect the underlying to stay within a range through expiration. The strategy collects premium from both out-of-the-money legs and benefits from time decay when price remains between the strikes. Wider strikes reduce credit but increase the profit zone. ### How to open a short strangle Open the position by selling a put below the current price and a call above the current price with the same expiration. Both orders are typically placed together as a single strangle order. The net credit received is the sum of both premiums. Traders evaluate support and resistance when selecting strikes. ### Profit/loss diagram for a short strangle Maximum profit equals the net credit received and is realized if the stock closes between the strikes at expiration. Upside risk is unlimited above the upper break-even; downside risk grows below the lower break-even. For example, selling a $95 put for $3.00 and a $105 call for $3.00 creates a $6.00 credit. Break-even points at expiration are $89 and $111. ### How to enter a short strangle Submit a short strangle order to your broker, specifying both strikes, expiration, and a limit price for the combined credit. The order is filled when the market provides at least your limit credit. Opening the strangle credits your account with the total premium minus commissions. ### How to exit a short strangle Close the position before expiration by buying back both the put and the call. If the combined cost is less than the original credit, you keep the difference as profit. At expiration, assignment risk arises on either leg if the stock is beyond the corresponding strike. ### The impact of time decay on a short strangle Time decay generally benefits the short strangle seller when the underlying stays between the strikes. As expiration approaches, out-of-the-money extrinsic value declines on both legs. Rising implied volatility increases risk by making it more expensive to close the position before expiration. ### Greeks and this strategy - **Delta:** Near zero between strikes. Becomes directional if price breaches either short strike. - **Theta:** Positive. Out-of-the-money short legs decay while price stays in the range. - **Gamma:** Negative. Large moves accelerate adverse delta changes beyond the short strikes. - **Vega:** Negative. Prefers stable or falling implied volatility. ## Long iron butterfly URL: https://vega-trader.com/doc/strategies/long-iron-butterfly A long iron butterfly is a four-legged, defined-risk, volatility-focused option strategy. You buy an at-the-money call and put and sell out-of-the-money wings, paying a net debit. The chart below shows a long iron butterfly with long call and put strike 100 at $5, short call strike 105 at $2, short put strike 95 at $2, and the profit/loss diagram. ### Overview of long iron butterfly A long iron butterfly combines a long straddle at the center strike with short protective wings at higher and lower strikes. All four legs share the same expiration date. Maximum loss is limited to the net debit paid. Maximum profit occurs if the stock closes at the center strike at expiration. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for long iron butterfly Traders open a long iron butterfly when they expect the underlying to pin near the center strike and implied volatility to rise before expiration. It costs less than a long straddle because the short wings offset part of the premium. The trade sacrifices unlimited upside and downside beyond the wings for a lower entry cost. ### How to open a long iron butterfly Open the position by buying a call and put at the center strike and simultaneously selling a higher-strike call and a lower-strike put. All four orders are typically placed as a single complex order. The net debit paid equals the straddle cost minus the credit from the wings. ### Profit/loss diagram for a long iron butterfly Maximum loss equals the net debit paid and occurs if the stock closes at or beyond either wing at expiration. Maximum profit equals the wing width minus the net debit and occurs at the center strike. For example, buying a $100 straddle for $10.00 and selling $95/$105 wings for $4.00 creates a $6.00 debit on a $5.00-wide structure. Maximum profit is $500 per contract if the stock closes at $100. ### How to enter a long iron butterfly Submit an iron butterfly order to your broker, specifying all four strikes, expiration, and a limit price for the net debit. The order is filled when the market accepts your limit debit or better. Opening the position debits your account for the net premium plus commissions. ### How to exit a long iron butterfly Close the position before expiration by reversing all four legs as a single complex order. If the position value exceeds the entry debit, you realize a profit. At expiration, the position may be partially or fully assigned depending on where the stock closes relative to the strikes. ### The impact of time decay on a long iron butterfly Time decay affects the long center straddle and short wings differently. Near the center strike, the long straddle loses extrinsic value while the short wings also decay. The net effect depends on strike selection and how close the stock stays to the center strike through expiration. ### Greeks and this strategy - **Delta:** Near zero at the center strike. Directional exposure emerges if price moves toward the wings. - **Theta:** Mixed. The long center straddle decays while short wings benefit from time; net theta depends on strikes and days left. - **Gamma:** Mixed across four legs; highest sensitivity near the center strike at expiration. - **Vega:** Typically positive. Long ATM straddle vega dominates; benefits from volatility expansion. ## Short iron butterfly URL: https://vega-trader.com/doc/strategies/short-iron-butterfly A short iron butterfly is a four-legged, defined-risk, neutral option strategy. You sell an at-the-money call and put and buy out-of-the-money wings, collecting a net credit. The chart below shows a short iron butterfly with short call and put strike 100 at $5, long call strike 105 at $2, long put strike 95 at $2, and the profit/loss diagram. ### Overview of short iron butterfly A short iron butterfly combines a short straddle at the center strike with long protective wings at higher and lower strikes. The long wings cap maximum loss at the spread width minus the net credit received. Maximum profit equals the net credit and occurs if the stock closes at the center strike at expiration. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for short iron butterfly Traders open a short iron butterfly when they expect the underlying to remain near the center strike through expiration. The strategy collects premium from the short straddle while limiting risk with the long wings. It is commonly used to express a range-bound view with defined risk compared to a naked short straddle. ### How to open a short iron butterfly Open the position by selling a call and put at the center strike and simultaneously buying a higher-strike call and a lower-strike put. All four orders are typically placed as a single complex order. The net credit received equals the straddle premium minus the cost of the wings. ### Profit/loss diagram for a short iron butterfly Maximum profit equals the net credit received and occurs if the stock closes at the center strike at expiration. Maximum loss equals the wing width minus the net credit. For example, selling a $100 straddle for $10.00 and buying $95/$105 wings for $4.00 creates a $6.00 credit on a $5.00-wide structure. Maximum profit is $600 per contract and maximum loss is $400 per contract. ### How to enter a short iron butterfly Submit a short iron butterfly order to your broker, specifying all four strikes, expiration, and a limit price for the net credit. The order is filled when the market provides at least your limit credit. Opening the position credits your account with the net premium minus commissions. ### How to exit a short iron butterfly Close the position before expiration by reversing all four legs as a single complex order. If the position can be closed for less than the original credit, you keep the difference as profit. At expiration, if the stock is away from the center strike, one or more legs may require exercise or assignment management. ### The impact of time decay on a short iron butterfly Time decay generally benefits the short iron butterfly when the underlying stays near the center strike. The short straddle loses extrinsic value faster than the long wings, which tends to reduce the cost of closing the position. Changes in implied volatility affect all four legs and can influence the spread value before expiration. ### Greeks and this strategy - **Delta:** Near zero at the center. Becomes directional if price moves away from the pin strike. - **Theta:** Positive overall when price pins near the center—the short straddle decay exceeds long wing decay. - **Gamma:** Negative net near the center. Large moves force rapid delta adjustments against the position. - **Vega:** Negative. Benefits from implied volatility declining; hurts when volatility rises. ## Long iron condor URL: https://vega-trader.com/doc/strategies/long-iron-condor A long iron condor is a four-legged, defined-risk, volatility-focused option strategy. You sell outer wings and buy inner spreads, paying a net debit. The chart below shows a long iron condor with short put strike 90 at $1, long put strike 95 at $4, long call strike 105 at $4, short call strike 110 at $1, and the profit/loss diagram. ### Overview of long iron condor A long iron condor combines a bull put spread and a bear call spread with a gap between the short strikes. The outer short strikes are further out of the money than the long inner strikes. Maximum loss is limited to the net debit paid. Maximum profit occurs if the stock closes between the inner long strikes at expiration. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for long iron condor Traders open a long iron condor when they expect the underlying to stay within the inner profit zone and implied volatility to rise. It is the debit counterpart to the short iron condor and costs less than buying separate vertical spreads because the outer short wings reduce the net debit. ### How to open a long iron condor Open the position by selling the outer put and call while buying the inner put and call spreads. All four orders are typically placed as a single complex order. Wing width and the distance between inner strikes determine the net debit and profit zone. ### Profit/loss diagram for a long iron condor Maximum loss equals the net debit paid and occurs if the stock closes at or beyond either outer wing at expiration. Maximum profit equals the inner spread width minus the net debit and occurs if the stock closes between the inner long strikes. For example, a $5.00-wide inner zone with a $6.00 debit and $1.00 credit from outer wings creates a net $5.00 debit. Maximum profit is $500 per contract if the stock closes between $95 and $105. ### How to enter a long iron condor Submit a long iron condor order to your broker, specifying all four strikes, expiration, and a limit price for the net debit. The order is filled when the market accepts your limit debit or better. Opening the position debits your account for the net premium plus commissions. ### How to exit a long iron condor Close the position before expiration by reversing all four legs as a single complex order. If the position value exceeds the entry debit, you realize a profit. At expiration, the position resolves based on where the stock closes relative to all four strikes. ### The impact of time decay on a long iron condor Time decay affects the long inner spreads and short outer wings in opposite ways. When the stock remains inside the profit zone, extrinsic value declines across all legs. The net impact depends on how close the stock stays to the center of the structure through expiration. ### Greeks and this strategy - **Delta:** Near zero in the profit zone between inner strikes. Directional bias builds if price approaches wings. - **Theta:** Negative when long inner spreads dominate; time decay hurts unless price or volatility movement offsets it. - **Gamma:** Mixed across four legs; exposure rises near inner strikes as expiration approaches. - **Vega:** Positive. Gains from rising implied volatility; hurts on IV collapse. ## Short iron condor URL: https://vega-trader.com/doc/strategies/short-iron-condor A short iron condor is a four-legged, defined-risk, neutral option strategy. You buy outer wings and sell inner spreads, collecting a net credit. The chart below shows a short iron condor with long put strike 90 at $1, short put strike 95 at $4, short call strike 105 at $4, long call strike 110 at $1, and the profit/loss diagram. ### Overview of short iron condor A short iron condor combines a bull put spread and a bear call spread with a gap between the short strikes. The long outer wings cap maximum loss at the spread width minus the net credit received. Maximum profit equals the net credit and occurs if the stock closes between the short strikes at expiration. Each contract represents 100 shares of the underlying (relevant for the US market). ### Market outlook for short iron condor Traders open a short iron condor when they expect the underlying to remain within a range through expiration. The strategy collects premium from the inner short spreads while limiting risk with the long outer wings. It is a popular defined-risk alternative to selling a strangle or straddle. ### How to open a short iron condor Open the position by buying the outer put and call while selling the inner put and call spreads. All four orders are typically placed as a single complex order. Wider wings increase maximum loss but also increase the credit received from the inner spreads. ### Profit/loss diagram for a short iron condor Maximum profit equals the net credit received and occurs if the stock closes between the short strikes at expiration. Maximum loss equals the wing width minus the net credit. For example, selling $95/$105 inner spreads for $8.00 and buying $90/$110 wings for $2.00 creates a $6.00 credit on a $5.00-wide wing structure. Maximum profit is $600 per contract and maximum loss is $400 per contract. ### How to enter a short iron condor Submit a short iron condor order to your broker, specifying all four strikes, expiration, and a limit price for the net credit. The order is filled when the market provides at least your limit credit. Opening the position credits your account with the net premium minus commissions. ### How to exit a short iron condor Close the position before expiration by reversing all four legs as a single complex order. If the position can be closed for less than the original credit, you keep the difference as profit. At expiration, if the stock is beyond a short strike, one side of the condor may require assignment management. ### The impact of time decay on a short iron condor Time decay generally benefits the short iron condor when the underlying stays between the short strikes. As expiration approaches, extrinsic value declines on all four legs, which tends to reduce the cost of closing the position. Rising implied volatility can increase the spread value and work against the seller before expiration. ### Greeks and this strategy - **Delta:** Near zero while the stock stays between short strikes. Delta exposure grows toward wings on breakouts. - **Theta:** Positive when price remains in the profit zone; decay on short inner spreads favors the seller. - **Gamma:** Negative net in the body of the condor; breakout moves increase adverse gamma. - **Vega:** Negative. Profits when implied volatility falls; rising volatility increases the cost to close. ## Option Greeks URL: https://vega-trader.com/doc/greeks The main option Greeks measure how option prices respond to changes in the underlying price, time, volatility, and the rate of change of delta. This page links to guides for delta, theta, gamma, and vega. ## Delta URL: https://vega-trader.com/doc/greeks/delta Delta measures how much an option price is expected to change when the underlying asset moves by one point. It is one of the most important Greeks for directional trading and hedging. ### What is delta? Delta is the first partial derivative of the option price with respect to the underlying price. For a call option, delta ranges from 0 to 1; for a put option, from -1 to 0. A delta of 0.50 on a long call means the option premium is expected to rise by about $0.50 if the stock rises by $1.00. Delta also approximates the probability that the option will expire in the money under standard models. ### How to measure delta Delta is calculated from an option pricing model such as Black-Scholes or binomial trees, using the current stock price, strike price, time to expiration, risk-free rate, and implied volatility. Brokers and analytics platforms display delta per contract. For a portfolio, net delta equals the sum of each leg's delta multiplied by the number of contracts and the contract multiplier (typically 100 shares per contract in the US market). ### How delta changes Delta increases as a call moves deeper in the money and decreases as it moves out of the money. For puts, delta becomes more negative in the money and approaches zero out of the money. As expiration approaches, at-the-money options see delta change rapidly near the strike. Higher implied volatility tends to push delta of out-of-the-money options toward 0.50 and in-the-money options toward 1.00 (or -1.00 for puts). Gamma describes the rate of this delta change. ### How option prices change when delta changes When delta rises, the option becomes more sensitive to underlying price moves—a long call gains value faster on rallies and loses value faster on declines. When delta falls, price sensitivity weakens. For example, if a call delta increases from 0.30 to 0.60 after a rally, the same $1 stock move produces roughly twice the premium change. Traders use delta to estimate hedge ratios, expected P/L from small price moves, and how directional exposure evolves as the stock price and time to expiration change. ## Theta URL: https://vega-trader.com/doc/greeks/theta Theta measures how much an option price is expected to decline per day as time passes, assuming all other factors remain unchanged. It is often called time decay. ### What is theta? Theta is the partial derivative of the option price with respect to time. It is usually expressed as the expected change in premium per calendar day or per trading day. For long options, theta is typically negative because extrinsic value erodes as expiration approaches. For short options, theta is positive because the seller benefits from that erosion. Theta affects mostly the extrinsic portion of the premium; deep in-the-money options with little time value have smaller theta. ### How to measure theta Theta is computed by option pricing models alongside other Greeks. Platforms show theta as a dollar amount per contract per day—for example, theta of -0.05 means the option loses about $5.00 per day on a 100-share contract if other inputs stay fixed. Portfolio theta is the sum of theta across all legs, weighted by contract size. Some platforms report theta per calendar day, others per trading day, so compare values using the same convention. ### How theta changes Theta accelerates as expiration nears, especially for at-the-money options. Far-dated options decay slowly at first, then lose extrinsic value faster in the final weeks. Theta is not constant—it changes with stock price, volatility, and time. Weekend and holiday effects can make daily theta uneven. Short-dated weekly options near the strike often show the largest negative theta for long premium positions. ### How option prices change when theta changes When theta becomes more negative, long options lose value faster with the passage of time even if the stock is unchanged. When theta is less negative or turns positive on short positions, time decay works in the seller's favor. For example, a long straddle with combined theta of -0.20 loses about $20 per day per contract from time alone. Traders selling premium seek positive net theta; buyers of options fight negative theta and need sufficient price or volatility movement to offset daily decay. ## Gamma URL: https://vega-trader.com/doc/greeks/gamma Gamma measures how much delta changes when the underlying asset moves by one point. It describes the curvature of the option price relative to the stock price and is highest for at-the-money options near expiration. ### What is gamma? Gamma is the second partial derivative of the option price with respect to the underlying price, or the rate of change of delta. High gamma means delta shifts quickly as the stock moves. Long options have positive gamma; short options have negative gamma. At-the-money options near expiration exhibit the highest gamma, which is why delta can swing sharply in the final days before expiry. ### How to measure gamma Gamma is calculated from the same models used for delta and is displayed as the expected change in delta for a $1 move in the underlying. For example, gamma of 0.05 means delta increases by 0.05 when the stock rises $1.00. Portfolio gamma is the net sum across all legs. Market makers and hedgers watch gamma closely because it determines how often they must rebalance delta hedges as the stock moves. ### How gamma changes Gamma peaks for at-the-money options and falls for deep in-the-money or far out-of-the-money strikes. It increases as expiration approaches for at-the-money options, then drops sharply after expiry. Lower implied volatility tends to increase gamma near the strike. Calendar spreads and positions with opposing gammas can reduce net gamma exposure. Short gamma positions become harder to manage when the underlying makes large moves because delta moves against the trader quickly. ### How option prices change when gamma changes Rising gamma makes option payoffs more convex relative to the stock—long options gain delta faster on favorable moves and lose delta slower on small adverse moves near the strike. Falling gamma makes delta more stable and price changes more linear. For a long call with high gamma, a rally not only raises the premium through delta but also increases delta itself, amplifying further gains. Short gamma sellers face accelerating losses on large moves because delta moves against them. Traders use gamma to assess pin risk, hedge frequency, and how directional exposure will evolve after a move. ## Vega URL: https://vega-trader.com/doc/greeks/vega Vega measures how much an option price is expected to change when implied volatility moves by one percentage point. It reflects sensitivity to changes in market expectations of future price swings. ### What is vega? Vega is the partial derivative of the option price with respect to implied volatility. Long options have positive vega — higher implied volatility raises premiums, and lower volatility reduces them. Short options have negative vega. Vega is largest for at-the-money options with more time to expiration because they contain the most extrinsic value. Vega does not affect intrinsic value—only the time-value portion of the premium. ### How to measure vega Vega is reported as the expected dollar change in premium per one-point change in implied volatility (for example, from 20% to 21%). A vega of 0.15 on a contract with a 100-share multiplier implies about $15.00 premium change per volatility point. Portfolio vega is the sum across all legs. Because each strike and expiration has its own implied volatility, vega is an approximation that assumes parallel shifts in the volatility surface unless the platform models skew explicitly. ### How vega changes Vega is highest for at-the-money options with several weeks to months until expiration. It declines as expiration approaches because there is less time value left to reprice. Deep in-the-money and far out-of-the-money options carry lower vega. After major events such as earnings, implied volatility often collapses—a phenomenon called volatility crush—which hits long vega positions hardest. Calendar and diagonal spreads can isolate or hedge vega exposure across expirations. ### How option prices change when vega changes When vega is high, a rise in implied volatility increases option premiums even without a stock move; a drop in volatility erodes premium. When vega is low, volatility shifts have little effect. For example, a long straddle with high vega gains value when fear rises and loses value when volatility falls after an event. Short premium strategies with negative vega profit from declining volatility but suffer when uncertainty expands. Traders align vega exposure with their view on whether implied volatility is rich or cheap relative to realized movement. ## Contacts URL: https://vega-trader.com/contacts Individual entrepreneur Kuznetcov Denis Vadimovich Legal address: Moscow, Proezd Rusanova, 7, 26 Support: Email: hi@vega-trader.com ## Refund policy URL: https://vega-trader.com/refund-policy Refund policy is available within 14 days from the request for refund via email hi@vega-trader.com ## Privacy Policy for vega-trader.com URL: https://vega-trader.com/privacy Last Updated: 10.03.2026 ### 1. Introduction This Privacy Policy explains how vega-trader.com ("we", "our", "the Service") collects, uses, stores, and protects your personal information when you access or use the website. 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