GROUP ONE TRADING LLC

Position in CAH — Cardinal Health Inc

CIK 932540 CHICAGO, IL

Position in CAH

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

Position Value

$4,722,989

-$1,559,968 QoQ

Shares Held

22,351

-26.9% QoQ

Ownership

0.009%

of shares outstanding

% of Portfolio

0.18%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

12 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 $6,822,858 across 5 Medical Distribution names. CAH ranks #1 (69.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CAH	Cardinal Health Inc This page	22,351	$4,722,989
2	MCK	Mckesson Corp	2,237	$1,935,810
3	HSIC	Henry Schein Inc	1,317	$97,062
4	ACH	Accendra Health Inc/Va/	29,055	$66,245
5	COSM	Cosmos Health Inc.	2,373	$752

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,722,989	22,351	-26.9%	Shares	Sole	2026-05-13
2025-12-31	$6,282,957	30,574	+1163.9%	Shares	Sole	2026-02-12
2025-09-30	$379,686	2,419	-95.4%	Shares	Sole	2025-11-12
2022-06-30	$2,754,576	52,699	-15.0%	Shares	Sole	2022-08-11
2022-03-31	$3,513,982	61,975	-51.5%	Shares	Sole	2022-05-12
2021-12-31	$6,575,478	127,704	+182.1%	Shares	Sole	2022-02-11
2021-09-30	$2,239,350	45,276	+28.6%	Shares	Sole	2021-11-12
2021-06-30	$2,010,195	35,211	-12.6%	Shares	Sole	2021-08-10
2020-12-31	$2,158,253	40,296	-31.3%	Shares	Sole	2021-02-10
2020-09-30	$2,754,321	58,665	+66.6%	Shares	Sole	2020-11-12
2020-06-30	$1,838,288	35,223	+12.4%	Shares	Sole	2020-08-13
2020-03-31	$1,501,960	31,330	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.