GROUP ONE TRADING LLC

Position in CRBP — Corbus Pharmaceuticals Holdings, Inc.

CIK 932540 CHICAGO, IL

Position in CRBP

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$67,589

+$13,979 QoQ

Shares Held

7,198

+9.3% QoQ

Ownership

0.039%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2023

9 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $126,503,470 across 207 Biotechnology names. CRBP ranks #94 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CYTK	Cytokinetics Inc	363,997	$23,991,042
2	BNTX	BioNTech SE	103,948	$9,238,898
3	VKTX	Viking Therapeutics, Inc.	211,817	$6,892,525
4	AGIO	Agios Pharmaceuticals, Inc.	173,279	$5,862,028
5	CRSP	CRISPR Therapeutics AG	96,001	$4,566,767
6	VRTX	Vertex Pharmaceuticals Inc / Ma	9,357	$4,178,274
7	REGN	Regeneron Pharmaceuticals, Inc.	5,399	$4,171,483
8	ABVX	Abivax S.A.	35,767	$3,982,655

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$67,589	7,198	+9.3%	Shares	Sole	2026-05-13
2025-12-31	$53,610	6,586	+9.2%	Shares	Sole	2026-02-12
2025-09-30	$76,279	6,030	-26.1%	Shares	Sole	2025-11-12
2024-12-31	$96,264	8,158	+1934.4%	Shares	Sole	2025-05-14
2024-03-31	$15,735	401	-77.7%	Shares	Sole	2024-05-10
2023-12-31	$10,872	1,800	-11.3%	Shares	Sole	2024-02-14
2023-09-30	$13,682	2,030	-0.7%	Shares	Sole	2023-11-09
2023-06-30	$16,032	2,045	-9.7%	Shares	Sole	2023-08-09
2023-03-31	$16,466	2,265	—	Shares	Sole	2023-05-12
No filing history on record for this holder in this stock.