Trading term

What is Straddle?

A straddle is an options strategy that buys both a call and a put at the same strike and expiry. It profits from a big move in either direction — up or down — and loses if the price sits still. It's a bet on volatility itself, not on direction.

By owning both a call and a put at the same strike, a straddle makes money whichever way the stock moves sharply: the call pays off on a rally, the put on a decline. What it needs is a big enough move to cover the combined premium of both options. If the stock barely moves, both options lose value and the straddle bleeds out — the worst case is the stock finishing right at the strike, where both expire worthless and you lose the full premium.

A straddle is a pure volatility play. Traders buy them ahead of events likely to cause a big move but of unknown direction — earnings, a court ruling, a drug trial — betting the reaction will be large enough to profit either way. The catch is that options price in expected volatility: before a known event, straddles are expensive (high implied volatility), and if the actual move is smaller than the market priced in — or volatility collapses after the event — the straddle can lose even when the stock does move. You're betting the move exceeds what's already priced in.

Straddle — a bet on volatility
$0 P&LprofitlossStrike $50$44$56underlying price at expiry →Long straddle · profits on a big move either way; max loss $6 if it sits at $50

Buy the call and put at $50 for $6 total. It profits on a big move either way (beyond $44 or $56) and loses if the price sits at the strike. A bet on the size of the move, not its direction.

For example

Before earnings, a stock at $50 has a $50 call and $50 put costing $3 each — $6 total. The straddle profits only if the stock moves beyond $56 or below $44 by expiry (the two break-evens). A move to $52 isn't enough; you'd still lose. A jump to $60 or drop to $40 pays off.

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Why it matters to you

A straddle is the cleanest way to bet on volatility rather than direction — profiting from a big move when you're confident something will happen but not which way. Understanding it also teaches a deeper lesson: options price in expected movement, so a straddle only wins if reality is more volatile than the market already assumed.

⚠ You're fighting priced-in volatility

Buying a straddle before a known event feels smart — surely the stock will move! — but the move is already priced into the pumped-up premiums. If the actual move is smaller than implied, or volatility deflates after the event (a 'volatility crush'), the straddle loses even though the stock moved. The bar isn't 'does it move,' it's 'does it move more than expected.'

Frequently asked questions

What is a straddle?

A straddle buys a call and a put at the same strike and expiry. It profits from a large move in either direction and loses if the price stays near the strike. It's a bet on volatility (the size of the move), not on direction.

When do you use a straddle?

Traders use straddles ahead of events likely to cause a big move of unknown direction — earnings, rulings, data releases. The bet is that the reaction will be large enough to profit either way, exceeding the combined premium of both options.

What's the difference between a straddle and a strangle?

A straddle buys the call and put at the same strike (usually at the money); a strangle buys them at different, out-of-the-money strikes. A strangle is cheaper but needs a bigger move to profit. Both are direction-neutral volatility bets.

Why can a straddle lose even if the stock moves?

Because options price in expected volatility. Before a known event, straddles are expensive, and if the actual move is smaller than the market priced in — or implied volatility collapses afterward (a 'volatility crush') — the straddle can lose value even though the stock moved. It must move more than expected.

Related terms

Call optionA call option is a contract giving the buyer the right — but not the obligation — to buy an asset at a fixed 'strike' price before a set expiry date. Call buyers are betting the price will rise; their risk is capped at the premium paid, while the potential profit is open-ended.Cash-secured putA cash-secured put is an options strategy where you sell a put option while setting aside enough cash to buy the stock if you're assigned. You collect the premium as income; in exchange, you agree to buy the stock at the strike if it falls there. It's a way to get paid to buy a stock you want at a lower price.Covered callA covered call is an options strategy where you own 100 shares of a stock and sell a call option against them. You collect the premium as income; in exchange, you cap your upside at the strike. It's a popular way to generate income on shares you're happy to hold or sell.DeltaDelta measures how much an option's price moves for each $1 change in the underlying. A delta of 0.60 means the option gains about $0.60 if the stock rises $1. It ranges from 0 to 1 for calls (0 to −1 for puts) and doubles as a rough probability the option finishes in the money.
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