Quadruple Witching Day 2025 Calendar. Quadruple witching days occur on the third friday of march, june, september, and december of each year. Quadruple witching is an event that occurs on four days during the calendar year when the contracts on four different kinds of financial assets expire.

Quadruple witching (also called ‘quad witching’) refers to the third friday of every march, june, september and december. Quad witching refers to a date that occurs four times each calendar year.