$CBOE $VIX Option volume surges to highest level since June! Half million contracts in first two hours, calls lead puts 5:2 @Options @CBOE pic.twitter.com/mlpKFSOIMF
— Trade Alert (@OptionAlert) October 4, 2018
$spx $yield pic.twitter.com/AtQiDViCgP
— Álvaro Oviedo (@alvoviedo) October 4, 2018