Will Today's "Massive" $3.4 Trillion Op-Ex Also Spark A Huge Short Squeeze

Two weeks ago, when we previewed today's "literally massive, repeat massive" $3.4 trillion opex...

... the S&P was trading around 4100 which meant that today's quad-witching expiration schedule could - and likely would - lead to market havoc as max-gamma clashed with forces that wanted risk either higher or lower.