Apr 12 Update:

#Grayscale decreased 262 $BTC(-$18M) and currently holds 315,931 $BTC($21.73B).

#Blackrock added 2,734 $BTC(+$188M) and currently holds 269,314 $BTC($18.52B).

9 ETFs(Including #Grayscale ) added 2,707 $BTC(+$186.23M).