Call Over

DEFINITION of 'Call Over'

When the buyer of a call option exercises the option. In options trading, the buyer of a call option can exercise his or her right to purchase or sell the underlying asset (such as a stock) at the exercise price or strike price.

BREAKING DOWN 'Call Over'

Buyers of options can either exercise their right to buy the underlying security or they can let the option expire wothless. A call over can take place throughout the life of the option until the exercise cut-off time that falls on the last trading day prior to the option contract's expiration.

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