Filer statistics Q1 2021

	Weighting
Filer	Top 20	Top 10	Top 5	Top 3	Top 1	Value	Holdings
CONCOURSE FINANCIAL GROUP SECURITIES, INC.	29.6%	19.6%	11.7%	7.8%	3.2%	$19,906,957	18,963
Citadel Advisors	35.3%	28.1%	19.4%	13.6%	6.2%	$10,078,794,483	13,104
SUSQUEHANNA INTERNATIONAL GROUP, LLP	36.6%	28.1%	18.8%	12.6%	4.7%	$7,865,352,033	12,165
SIMPLEX TRADING, LLC	50.2%	43.2%	36.0%	29.7%	18.2%	$90,190,589	9,845
IFP Advisors, Inc	68.0%	60.7%	47.1%	35.0%	21.3%	$36,694,348	9,664
UBS Group AG	21.3%	14.2%	8.4%	5.7%	2.2%	$4,186,964,531	9,111
JANE STREET GROUP, LLC	40.1%	31.6%	23.0%	16.3%	6.1%	$2,269,436,747	9,027
BANK OF AMERICA CORP /DE/	25.1%	16.1%	9.8%	6.2%	2.1%	$10,299,339,784	7,678
WELLS FARGO & COMPANY/MN	22.3%	15.0%	9.7%	6.7%	2.8%	$6,197,984,481	7,640
MORGAN STANLEY	23.7%	15.9%	10.8%	7.3%	2.5%	$9,213,208,619	7,569
GROUP ONE TRADING, L.P.	34.0%	27.8%	22.3%	18.9%	12.9%	$1,336,933,976	7,548
ROYAL BANK OF CANADA	28.1%	18.4%	11.1%	7.1%	2.6%	$5,524,955,153	7,483
OSAIC HOLDINGS, INC.	23.1%	15.1%	9.0%	6.2%	2.7%	$611,856,654	6,946
Cutler Group LLC / CA	16.6%	10.8%	6.9%	4.6%	1.6%	$267,836,625	6,512
CITIGROUP INC	28.9%	21.1%	13.9%	9.7%	3.6%	$2,117,384,766	6,223
JPMORGAN CHASE & CO	21.8%	15.3%	10.8%	8.0%	3.4%	$10,911,670,427	6,155
GOLDMAN SACHS GROUP INC	24.2%	16.9%	11.1%	7.9%	3.8%	$6,044,298,841	6,034
MILLENNIUM MANAGEMENT LLC	28.5%	21.1%	13.7%	9.3%	3.8%	$2,671,528,487	5,831
WOLVERINE TRADING, LLC	46.1%	38.6%	29.2%	23.2%	12.3%	$565,711,702	5,770
Tower Research Capital LLC (TRC)	26.9%	19.1%	13.3%	10.4%	4.0%	$82,259,865	5,555

This page shows you the Q1 2021 statistics for the filers.