$SPX COVID Crash low to Friday's high 
+1,019.86 points = +46.53%
36.44% of the upside move has been from #ES_F $SPX upside cash gap openings; more than 1/3 of the move
All of this in only 54 trading days
$NDX ALL TIME new highs
Only "they" know when it ends.  We do not.