GROUP ONE TRADING LLC

Position in OSUR — Orasure Technologies Inc

CIK 932540 CHICAGO, IL

Position in OSUR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$95,939

+$93,205 QoQ

Shares Held

21,511

+2424.8% QoQ

Ownership

0.031%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#84

of 152 holders

Holding Since

Mar 2020

13 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $15,163,669 across 18 Medical Instruments & Supplies names. OSUR ranks #9 (0.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ISRG	Intuitive Surgical Inc	15,245	$6,062,631
2	WRBY	Warby Parker Inc.	110,210	$3,343,771
3	BAX	Baxter International Inc	143,189	$3,052,789
4	BDX	Becton Dickinson & Co	6,394	$967,604
5	XRAY	DENTSPLY SIRONA Inc.	59,034	$626,350
6	RMD	Resmed Inc	2,841	$553,654
7	ALGN	Align Technology Inc	1,146	$193,284
8	MDLN	Medline Inc.	2,896	$114,218

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$95,939	21,511	+2424.8%	Shares	Sole	2026-08-14
2025-09-30	$2,734	852	-59.0%	Shares	Sole	2025-11-12
2025-06-30	$6,237	2,079	+712.1%	Shares	Sole	2025-08-14
2024-03-31	$1,574	256	-79.6%	Shares	Sole	2024-05-10
2023-12-31	$10,299	1,256	+33.3%	Shares	Sole	2024-02-14
2023-09-30	$5,586	942	+306.0%	Shares	Sole	2023-11-09
2022-06-30	$628	232	-97.4%	Shares	Sole	2022-08-11
2021-12-31	$77,792	8,952	+46.9%	Shares	Sole	2022-02-11
2021-09-30	$68,923	6,094	-77.8%	Shares	Sole	2021-11-12
2021-03-31	$320,878	27,496	+224.6%	Shares	Sole	2021-05-12
2020-12-31	$89,707	8,471	+6.0%	Shares	Sole	2021-02-10
2020-09-30	$97,262	7,992	-40.7%	Shares	Sole	2020-11-12
2020-03-31	$145,087	13,484	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.