Strangle
Buy an OTM call and OTM put to profit from large moves at lower cost than a straddle.
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What Is a Strangle?
A long strangle buys an out-of-the-money call at a strike above the current stock price and an out-of-the-money put at a strike below the current stock price, both with the same expiration. Because both options are out of the money, a strangle costs less than a comparable straddle — but the stock must make a larger move to reach either breakeven point. The strangle is a direction-neutral, movement-dependent trade: you profit if the stock makes a large move in either direction by expiration, and you lose if the stock stays between the two strikes. The reduced premium cost is the main advantage over a straddle; the larger required move is the tradeoff. Short strangles (selling both an OTM call and an OTM put) are the inverse trade used by premium sellers to profit from range-bound stocks.
When to Use a Strangle
Use a long strangle when you expect a large move but want to pay less premium than a straddle. The tradeoff is that the stock must move more — a typical strangle requires a 15–25% larger move than a comparable straddle to reach the breakeven. Long strangles are effective before high-impact events where the implied move has historically been understated. They are also used when you are uncertain about both direction and timing — the wider strikes give the trade a larger "range of uncertainty" to navigate. Short strangles work in the opposite condition: high IV with the expectation that the stock will remain range-bound. Short strangles carry unlimited upside risk (from the short call) and substantial downside risk (from the short put) and are typically managed within a spread framework.
Trade Structure
Buy 1 OTM call at a strike above the current stock price and 1 OTM put at a strike below the current stock price, same expiration. The most common setup uses strikes that are approximately 1 standard deviation OTM on each side. The exact width of the strangle (how far OTM the strikes are) determines the cost and required move: wider strangles cost less but need a larger move, narrower strangles cost more but need a smaller move.
Max Profit
Unlimited to the upside (as the stock rises above the call strike, profits grow without bound). Large to the downside — the put profits as the stock falls toward zero, with maximum profit approaching (put strike − total premium paid) × 100. In practice, a 20–40% directional move before expiration is what generates significant profit on a strangle.
Max Loss
Total premium paid × 100. This is the maximum loss, realized if the stock closes between the two strikes at expiration — both options expire worthless. Unlike a straddle, the strangle has a full range where it loses the entire premium (between the put and call strikes) rather than a single pin point, making it slightly more likely to result in maximum loss on an uneventful outcome.
Breakeven
Two breakevens. Upper breakeven: call strike plus total premium paid per share. Lower breakeven: put strike minus total premium paid per share. For example, buying a $105 call and a $95 put for $3.00 total on a $100 stock breaks even at $108 and $92. The stock must close outside this range at expiration to produce a profit.
Greeks Profile
Delta is near zero at initiation with OTM strikes equidistant from the current price — the position profits from magnitude, not direction. Gamma is positive and increases as the stock approaches either strike, accelerating profits in a large move. Theta is strongly negative — time decay erodes both OTM options' value each day, and this acceleration is greatest in the final weeks before expiration. Vega is strongly positive — a rise in implied volatility increases the value of both options, making the trade more valuable even before the stock moves.
Strangle Trading Tips
- A short strangle collects the premium instead — the inverse strategy with unlimited upside risk and substantial downside risk. Only for experienced traders.
- The strangle requires a 20–30% larger move than a comparable straddle to break even — know this requirement before entering.
- Earnings strangles purchased 1–2 weeks before the announcement benefit from pre-event IV build, then close immediately after the announcement.
- Roll profitable legs: if the stock makes a large move in one direction, close the profitable (ITM) option and hold the losing OTM option in case of reversal, or close both and take profits.
- Compare total strangle cost to historical post-event moves — if the strangle costs $5 total and the stock historically moves $3 on earnings, the strangle is overpriced.
- Avoid holding a strangle through the final 2 weeks before expiration unless the position is significantly in profit on one side — theta decay is the fastest during this window.
- Wider strangles (strikes farther OTM) have higher probability of losing the full premium but cost less — they are lottery-ticket-like bets on extreme moves.
- Narrow strangles (strikes just OTM) approach a straddle in cost and required move — at that point, a straddle is simpler and more efficient.