What Does Triple Witching Mean?
This is from Investopedia
An event that occurs when the contracts for stock index futures, stock index options and stock options all expire on the same day. Triple witching days happen four times a year on the third Friday of March, June, September and December. This phenomenon is sometimes referred to as "freaky Friday". Investopedia explains Triple Witching...
The final trading hour for that Friday is the hour known as triple witching. The markets are quite volatile in this final hour, as traders quickly offset their option/futures orders before the closing bell. If you are a long-term investor
From me: Don't panic, look for deals when the market is under 8500