Short interest on $SPX stocks increased ~5% in 1st half of December and is now at highest level since 2018. Even with SPX up 24% this year, short interest on component stocks is up ~20%. 

Close to achieving OVERSOLD conditions again, could ignite short squeeze... again

$ES_F $SPY $QQQ $NYA $RUT $IWM $DIA 
h/t @schaeffers