premarket gappers Gapping up: SGML +7.1%, ALGM +5.7%, TXMD +5.2%, XPO +4.9%, CUBE +4.2%, WE +3.8%, NUVA +3.1%, CS +3%, SMTC +2.8%, PCH +1.2%, NVS +1.1%, VALE +0.8%, AES +0.7% Gapping down: CMPX -3.8%, LAAA -1.7%, SPY -0.3%, IWM -0.3%, QQQ -0.3%, DIA -0.3%