Quadruple Witching Days 2024 Calendar. These four special days are some of the most exciting times to trade. Quadruple witching days happen four times a year when four types of financial contracts expire at the same time.

Quad witching, also known as quadruple witching, refers to the third friday of every march, june, september, and december when four types of contracts—stock index futures, stock index options, single stock. It captures a flurry of activity sparked by the simultaneous expiration of four types of derivatives.