SIMPLEX TRADING, LLC

Position in NBP — NovaBridge Biosciences

CIK 1488542 CHICAGO, IL

Position in NBP

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

Position Value

$3,835

-$8,343 QoQ

Shares Held

1,967

-35.7% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#43

of 49 holders

Holding Since

Mar 2021

17 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $83,352,766 across 183 Biotechnology names. NBP ranks #157 (0.0% 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

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,835	1,967	-35.7%	Shares	Sole	2026-08-12
2025-12-31	$12,178	3,060	-5.2%	Shares	Sole	2026-02-11
2025-03-31	$2	3,229	+296.7%	Shares	Sole	2025-05-12
2024-12-31	$691	814	+95.2%	Shares	Sole	2025-02-11
2024-09-30	$517	417	+396.4%	Shares	Sole	2024-11-08
2024-03-31	$156	84	+2000.0%	Shares	Sole	2024-04-25
2023-12-31	$7	4	-99.6%	Shares	Sole	2024-02-02
2023-09-30	$1	1,020	-35.5%	Shares	Sole	2023-11-01
2023-06-30	$4	1,581	+1.4%	Shares	Sole	2023-08-04
2023-03-31	$5,394	1,559	-83.8%	Shares	Sole	2023-04-27
2022-12-31	$40,274	9,635	+672.0%	Shares	Sole	2023-02-02
2022-09-30	$5,004	1,248	-26.7%	Shares	Sole	2022-11-04
2022-03-31	$27,656	1,703	+1553.4%	Shares	Sole	2022-05-02
2021-12-31	$4,881	103	-61.1%	Shares	Sole	2022-02-23
2021-09-30	$19,209	265	-27.4%	Shares	Sole	2021-10-28
2021-06-30	$30,641	365	+82.5%	Shares	Sole	2021-08-12
2021-03-31	$9,694	200	—	Shares	Sole	2021-04-26
No filing history on record for this holder in this stock.