SIMPLEX TRADING, LLC

Position in BEAM — Beam Therapeutics Inc.

CIK 1488542 CHICAGO, IL

Position in BEAM

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$290,004

+$258,835 QoQ

Shares Held

8,450

+546.0% QoQ

Ownership

0.008%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#171

of 274 holders

Holding Since

Dec 2021

14 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $82,554,796 across 183 Biotechnology names. BEAM ranks #51 (0.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MRNA	Moderna, Inc.	154,558	$10,823,696
2	QURE	uniQure N.V.	110,219	$5,076,687
3	ERAS	Erasca, Inc.	276,988	$5,074,420
4	AXSM	Axsome Therapeutics, Inc.	19,643	$4,808,017
5	BBIO	BridgeBio Pharma, Inc.	55,535	$4,136,246
6	ALNY	Alnylam Pharmaceuticals, Inc.	11,567	$3,482,014
7	ARWR	Arrowhead Pharmaceuticals, Inc.	29,002	$2,363,953
8	SLS	SELLAS Life Sciences Group, Inc.	154,099	$2,274,501

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$290,004	8,450	+546.0%	Shares	Sole	2026-08-12
2026-03-31	$31,169	1,308	-85.1%	Shares	Sole	2026-05-14
2025-12-31	$243,991	8,802	-38.6%	Shares	Sole	2026-02-11
2025-09-30	$347,837	14,332	-74.7%	Shares	Sole	2025-11-12
2025-06-30	$962,255	56,570	+243.5%	Shares	Sole	2025-08-05
2025-03-31	$321,600	16,467	+179.3%	Shares	Sole	2025-05-12
2024-12-31	$146,220	5,896	-52.5%	Shares	Sole	2025-02-11
2024-06-30	$290,930	12,417	-50.6%	Shares	Sole	2024-07-25
2023-09-30	$604,063	25,117	+618.7%	Shares	Sole	2023-11-01
2023-06-30	$111,595	3,495	-84.1%	Shares	Sole	2023-08-04
2023-03-31	$674,191	22,018	+265.3%	Shares	Sole	2023-04-27
2022-12-31	$235,715	6,027	+1.9%	Shares	Sole	2023-02-02
2022-06-30	$229,008	5,916	+1325.5%	Shares	Sole	2022-08-03
2021-12-31	$33,071	415	—	Shares	Sole	2022-02-23
No filing history on record for this holder in this stock.