https://tosindicators.com/research/triple-witching-friday-volatility-analysis-trading-guide
Triple Witching Friday: Volatility Analysis & Trading Guide | TOS Indicators
Triple witching Friday occurs 4x per year on the 3rd Friday of March, June, September, and December. SPY volume spikes 50%+, intraday ranges expand 53%, and...
triple witchingtrading guidefridayvolatilityanalysis
https://thelawdictionary.org/triple-witching-hour/
TRIPLE WITCHING HOUR
Oct 19, 2012 - When futures, options, and equity settle on the same day. This happens once each quarter.
triple witching hour