Quad-witching is a phenomenon unique to the stock and options markets, occurring four times a year. It captures a flurry of activity sparked by the simultaneous expiration of four types of derivatives contracts: stock index futures, stock index options, stock options, and single stock futures.
The third Friday of March, June, September, and December marks these...
First thing, it's actually triple-witching now. There used to be a 4th contract, but now there's only 3.
3 contracts expire on this day:
Index futures (S&P, Dow) contracts
Index options (i.e. SP:SPX ) contracts
Stock options ( NASDAQ:AAPL NASDAQ:GOOG NASDAQ:NVDA etc) contracts
Single stock futures contracts. They don't exist anymore. That's...