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StockCram is not a broker-dealer, investment adviser, or financial institution. All content is for educational and informational purposes only and should not be construed as personalized investment advice. Consult a qualified financial professional before making investment decisions. Past performance does not guarantee future results.Simple Definition
An option where the strike price equals the current stock price.
Why It Matters
ATM options are the sweet spot of risk and reward. With ~0.50 delta, they move about half as much as the stock. They have the most time value (extrinsic value), making them popular for both buyers seeking leverage and sellers collecting premium.
Key Points
- ATM options have the highest theta decay - time value erodes fastest here
- Delta is approximately 0.50, so roughly 50% chance of expiring ITM
- Most liquid and heavily traded strikes are usually ATM
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Strike Price and Expiration
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Related Terms
Common Questions
An option where the strike price equals the current stock price. ATM options are the sweet spot of risk and reward. With ~0.
ATM options are the sweet spot of risk and reward. With ~0.50 delta, they move about half as much as the stock. They have the most time value (extrinsic value), making them popular for both buyers seeking leverage and sellers collecting premium.
ATM options have the highest theta decay - time value erodes fastest here
Delta is approximately 0.50, so roughly 50% chance of expiring ITM
Most liquid and heavily traded strikes are usually ATM