GROUP ONE TRADING LLC

Position in FOUR — Shift4 Payments, Inc.

CIK 932540 CHICAGO, IL

Position in FOUR

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

Position Value

$1,120,325

-$777,779 QoQ

Shares Held

23,033

-23.6% QoQ

Ownership

0.029%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#136

of 356 holders

Holding Since

Sep 2021

13 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $137,270,227 across 82 Software - Infrastructure names. FOUR ranks #25 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PLTR	Palantir Technologies Inc.	158,800	$18,527,196
2	NN	Nextnav Inc.	1,029,972	$18,364,400
3	MSFT	Microsoft Corp	32,986	$12,304,437
4	NET	Cloudflare, Inc.	40,636	$9,967,198
5	NUAI	New ERA Energy & Digital, Inc.	1,246,018	$7,949,594
6	ZETA	Zeta Global Holdings Corp.	345,741	$6,804,182
7	OKTA	Okta, Inc.	47,314	$6,455,995
8	XYZ	Block, Inc.	65,206	$4,955,656

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,120,325	23,033	-23.6%	Shares	Sole	2026-08-14
2025-12-31	$1,898,104	30,143	+2.7%	Shares	Sole	2026-02-12
2025-09-30	$2,272,618	29,362	+41.8%	Shares	Sole	2025-11-12
2025-06-30	$2,052,568	20,710	-10.0%	Shares	Sole	2025-08-14
2025-03-31	$1,880,964	23,020	-1.8%	Shares	Sole	2025-05-14
2024-12-31	$2,431,669	23,431	+34.5%	Shares	Sole	2025-05-14
2024-09-30	$1,543,057	17,416	+727.8%	Shares	Sole	2024-11-14
2024-06-30	$154,328	2,104	-66.9%	Shares	Sole	2024-08-14
2023-12-31	$473,099	6,364	-26.0%	Shares	Sole	2024-02-14
2023-03-31	$651,501	8,595	+263.9%	Shares	Sole	2023-05-12
2022-09-30	$105,368	2,362	-87.5%	Shares	Sole	2022-11-09
2022-03-31	$1,173,821	18,954	+278.6%	Shares	Sole	2022-05-12
2021-09-30	$388,065	5,006	—	Shares	Sole	2021-11-12
No filing history on record for this holder in this stock.