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Long Strangle(买入宽跨式组合)期权策略
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告别踏空与套牢:在波动中锁定收益的智慧——Long Strangle 买入宽跨式组合 (第十四期)
贝塔投资智库· 2025-11-05 04:10
Core Viewpoint - The article discusses the Long Strangle options strategy, which allows investors to profit from significant price movements in either direction without needing to predict the direction of the movement [2][5]. Summary by Sections Strategy Definition - Long Strangle is a low-cost options strategy that bets on high volatility without knowing the direction of the price movement. It involves buying an out-of-the-money (OTM) call option and an OTM put option with the same expiration date [2][4]. Profit and Loss Structure - The strategy has two breakeven points: - Low point = X1 - (P1 + P2) - High point = X2 + (P1 + P2) - Maximum profit is theoretically unlimited if the stock price moves significantly beyond the breakeven points, while maximum loss is limited to the total premium paid for the options [2][3][9]. Characteristics of the Strategy - The strategy is neutral in direction, suitable for scenarios where significant price movement is expected but the direction is uncertain [5]. - Initial investment costs are low due to the use of OTM options, but substantial price movement is required to achieve profitability [5][7]. Comparison with Similar Strategies - Long Strangle is similar to Long Straddle but uses OTM options instead of at-the-money (ATM) options, resulting in lower costs but higher difficulty in achieving profitability [7]. - Long Strangle is less sensitive to changes in implied volatility compared to Long Straddle, as OTM options have lower Vega [7]. Practical Application Example - An example is provided where a stock priced at $272.76 has options purchased with strike prices of $290 (call) and $255 (put), resulting in a total premium of $3,580. The breakeven points are calculated to be $219.2 and $325.8 [6][9]. Recommendations for Use - The strategy is best used for events that are expected to cause significant stock price movements, such as earnings reports or major economic announcements, and is generally suited for shorter expiration dates [12]. - If the expected volatility does not materialize, investors can either close the position to limit losses or roll into a new position with a later expiration date [13]. Conclusion - The article emphasizes the potential of the Long Strangle strategy for investors looking to capitalize on volatility without needing to predict market direction, highlighting its unique characteristics and practical applications [2][5][12].