GROUP ONE TRADING LLC

Position in HOLX — HOLOGIC INC

CIK 932540 CHICAGO, IL

Position in HOLX

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

Position Value

$225,182

+$142,424 QoQ

Shares Held

2,979

+168.1% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#504

of 702 holders

Holding Since

Jun 2020

15 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 $8,659,140 across 18 Medical Instruments & Supplies names. HOLX ranks #8 (2.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALGN	Align Technology Inc	15,670	$2,686,308
2	BAX	Baxter International Inc	100,199	$1,683,343
3	WRBY	Warby Parker Inc.	73,164	$1,541,565
4	XRAY	DENTSPLY SIRONA Inc.	81,741	$948,195
5	ALC	Alcon Inc	6,591	$496,631
6	BDX	Becton Dickinson & Co	3,056	$480,494
7	RMD	Resmed Inc	1,566	$351,535
8	HOLX	HOLOGIC INC This page	2,979	$225,182

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$225,182	2,979	+168.1%	Shares	Sole	2026-05-13
2025-12-31	$82,758	1,111	-90.7%	Shares	Sole	2026-02-12
2025-06-30	$778,466	11,947	+69.5%	Shares	Sole	2025-08-14
2024-12-31	$508,234	7,050	+3951.7%	Shares	Sole	2025-05-14
2024-06-30	$12,919	174	-95.2%	Shares	Sole	2024-08-14
2023-12-31	$257,505	3,604	-57.9%	Shares	Sole	2024-02-14
2022-12-31	$639,775	8,552	-46.1%	Shares	Sole	2023-02-09
2022-09-30	$1,023,158	15,858	+54.1%	Shares	Sole	2022-11-09
2022-06-30	$712,958	10,288	+6.6%	Shares	Sole	2022-08-11
2022-03-31	$741,313	9,650	-68.5%	Shares	Sole	2022-05-12
2021-12-31	$2,345,339	30,634	+110.1%	Shares	Sole	2022-02-11
2021-09-30	$1,076,223	14,581	-53.4%	Shares	Sole	2021-11-12
2021-06-30	$2,089,470	31,317	-11.2%	Shares	Sole	2021-08-10
2021-03-31	$2,623,531	35,272	+580.3%	Shares	Sole	2021-05-12
2020-06-30	$295,545	5,185	—	Shares	Sole	2020-08-13
No filing history on record for this holder in this stock.