Glossary term
Straddle
A straddle is an options strategy that combines a call and a put on the same underlying asset with the same strike price and expiration date.
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What Is a Straddle?
A straddle is an options strategy that combines a call and a put on the same underlying asset with the same strike price and expiration date. The strategy can be long or short. A long straddle buys both options. A short straddle sells both options.
Long straddles are usually volatility trades. The buyer does not need to know the direction of the move, but the underlying must move enough to offset the cost of both options. Short straddles are income or volatility-selling trades that generally benefit if the underlying stays near the strike price, but they can carry large risk if the price moves sharply.
Key Takeaways
- A straddle uses a call and put with the same strike and expiration.
- A long straddle seeks a large move in either direction.
- A short straddle seeks limited movement and collects premium.
- Implied volatility, time decay, and event timing are central to the strategy.
Long and Short Versions
The same structure can express two very different views. Buying the straddle pays premium for the chance to profit from a large move. Selling the straddle collects premium but accepts risk if the move is larger than expected.
Version | Setup | General Outlook | Main Risk |
|---|---|---|---|
Long straddle | Buy a call and buy a put. | Large move in either direction. | Loss of premium if the move is too small. |
Short straddle | Sell a call and sell a put. | Limited movement around the strike. | Large losses if the underlying moves sharply. |
Event-Driven Use
Straddles are often discussed before earnings announcements, regulatory decisions, product approvals, economic data releases, and other events that could move a security sharply. A long straddle can still lose money after a big event if the move is smaller than the premium implied or if implied volatility falls sharply after the event.
That is why the price of the straddle matters as much as the expected catalyst. The market may already be pricing in a large move. If the actual move is smaller, both options can lose value even when the event feels significant.
Straddle Versus Strangle
A straddle uses the same strike price for both options, often near the current market price. A strangle uses different strikes, usually an out-of-the-money call and an out-of-the-money put. A straddle normally costs more to buy, but it starts closer to the current price. A strangle usually costs less, but it needs a larger move to become profitable.
Because a straddle uses two options, transaction costs and bid-ask spreads can also matter. The strategy may look clean on a payoff chart but still be difficult to execute well in less liquid contracts.
The Bottom Line
A straddle is a two-option strategy centered on volatility and movement. It can profit from a large move or from calm trading, depending on whether the investor buys or sells it, but pricing and timing drive the outcome.