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Which Options Experience the Most Significant Change in Delta near Expiration?

ATM or near-ATM options have the highest Gamma, leading to the most significant and rapid Delta change near expiration.
Greeks.Live24.11.25

Which Options Experience the Most Significant Change in Delta near Expiration?

Options that are At-the-Money (ATM) or very close to ATM experience the most significant and rapid change in Delta near expiration. This is because they have the highest Gamma.

A small movement in the underlying price can instantly push the ATM option's Delta from 0.5 towards 0 or 1, representing a rapid shift in the probability of expiring ITM.

Why Do Options with Very Short Time to Expiration Generally Have Higher Gamma near ATM?
Why Does an At-the-Money Option Exhibit the Highest Gamma?
Why Do ATM Options Generally Have the Highest Time Value?
Why Do ATM Options Have the Highest Time Value?

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