Triple Witching...Many stocks experienced the same type of transactions...nothing to worry about.
https://www.investopedia.com/terms/t/triplewitchinghour.asp#axzz2FjAIzoi8
The last hour, especially the final 15 minutes can be very volatile as positions are closed, covered, etc.
Digger144
P.S. "Freaky Friday...to be sure!
Business as usual, next trading day.