S&amp;P 500 v. 50-day Correlation between OTM SPX Put/Call volume proportions.
$SPX $SPY $VIX $VXX $ES $ES_F $XLF $XLY $XLK $XLF $AAPL $MSFT $FB $AMZN $NFLX #options #trading #investing https://t.co/p0xqzW3SHA