GROUP ONE TRADING LLC

Position in STRL — Sterling Infrastructure, Inc.

CIK 932540 CHICAGO, IL

Position in STRL

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

Position Value

$606,857

+$468,442 QoQ

Shares Held

723

+60.0% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#552

of 878 holders

Holding Since

Mar 2021

16 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $6,631,890 across 12 Engineering & Construction names. STRL ranks #6 (9.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FLR	Fluor Corp	46,832	$2,453,528
2	ACM	Aecom	15,593	$1,088,391
3	TTEK	Tetra Tech Inc	33,974	$981,508
4	PWR	Quanta Services, Inc.	893	$642,995
5	FIX	Comfort Systems USA Inc	307	$608,458
6	STRL	Sterling Infrastructure, Inc. This page	723	$606,857
7	KBR	Kbr, Inc.	1,993	$68,818
8	AMRC	Ameresco, Inc.	2,180	$60,168

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$606,857	723	+60.0%	Shares	Sole	2026-08-14
2025-12-31	$138,415	452	+472.2%	Shares	Sole	2026-02-12
2025-09-30	$26,834	79	+777.8%	Shares	Sole	2025-11-12
2024-09-30	$1,305	9	0.0%	Shares	Sole	2024-11-14
2024-06-30	$1,065	9	-99.6%	Shares	Sole	2024-08-14
2023-12-31	$184,301	2,096	+12.8%	Shares	Sole	2024-02-14
2023-09-30	$136,525	1,858	+32.7%	Shares	Sole	2023-11-09
2023-06-30	$78,120	1,400	+170.3%	Shares	Sole	2023-08-09
2023-03-31	$19,621	518	+29.5%	Shares	Sole	2023-05-12
2022-12-31	$13,120	400	-66.5%	Shares	Sole	2023-02-09
2022-06-30	$26,150	1,193	-72.2%	Shares	Sole	2022-08-11
2022-03-31	$115,052	4,293	-45.9%	Shares	Sole	2022-05-12
2021-12-31	$208,690	7,935	-40.5%	Shares	Sole	2022-02-11
2021-09-30	$302,304	13,335	-1.1%	Shares	Sole	2021-11-12
2021-06-30	$325,489	13,489	-22.7%	Shares	Sole	2021-08-10
2021-03-31	$404,816	17,449	—	Shares	Sole	2021-05-12
No filing history on record for this holder in this stock.