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What Is the Impact of Time Decay on the Delta of an OTM Option?

Time decay (Theta) generally causes the Delta of an Out-The-Money (OTM) option to decrease (move closer to zero). As time passes, the probability of the OTM option becoming ITM decreases, which is reflected in a lower Delta.

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How Does Time Decay (Theta) Affect an Option’s Value?
Does a High Volatility Environment Increase or Decrease the Time Value of an OTM Option?