Options Delta - Definition
Options Delta is the amount by which an option’s price will change with a corresponding change in price by the underlying stock.


Options Delta Explained
Very simply put, Options Delta is an Options Greek that allows options traders to calculate the gain or loss in value with a $1 change in the underlying stock. Options positions with delta of 75 will rise by $75 when the underlying stock rises by $1. Options positions with delta of -75 will rise by $75 when the underlying stock falls by $1. Call Options have positive delta while Put Options have negative delta.