$SPX June OPEX. Monthlies only trade through the close Thur &amp; expire w/averaged open Fri using ticker $SET. Last 2 days have been about tamping down progress &gt;3150 strike and pushing up support &gt;3100. 
IF we've another inside day tomrrow, it's just market makers screwing OTM bets https://t.co/1gLvtXVnAT