SIMPLEX TRADING, LLC

Position in ABM — Abm Industries Inc /De/

CIK 1488542 CHICAGO, IL

Position in ABM

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$120,200

+$99,361 QoQ

Shares Held

2,717

+402.2% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#211

of 305 holders

Holding Since

Mar 2020

15 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $12,180,893 across 14 Specialty Business Services names. ABM ranks #11 (1.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GPN	Global Payments Inc	38,750	$2,811,700
2	TH	Target Hospitality Corp.	137,230	$2,794,002
3	AZZ	Azz Inc	17,017	$2,638,485
4	CTAS	Cintas Corp	7,847	$1,334,617
5	ULS	UL Solutions Inc.	5,928	$603,826
6	RELX	Relx PLC	17,754	$562,269
7	TRNS	Transcat Inc	5,345	$495,855
8	AMTM	Amentum Holdings, Inc.	17,003	$351,452

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$120,200	2,717	+402.2%	Shares	Sole	2026-08-12
2026-03-31	$20,839	541	-84.7%	Shares	Sole	2026-05-14
2025-12-31	$150,038	3,547	+2527.4%	Shares	Sole	2026-02-11
2025-03-31	$6,393	135	-85.9%	Shares	Sole	2025-05-12
2024-12-31	$49,132	960	-46.8%	Shares	Sole	2025-02-11
2024-09-30	$95,284	1,806	-62.9%	Shares	Sole	2024-11-08
2023-12-31	$218,322	4,870	+648.1%	Shares	Sole	2024-02-02
2023-09-30	$26,046	651	-47.4%	Shares	Sole	2023-11-01
2023-06-30	$52,758	1,237	+771.1%	Shares	Sole	2023-08-04
2023-03-31	$6,381	142	-64.7%	Shares	Sole	2023-04-27
2022-03-31	$18,508	402	-67.8%	Shares	Sole	2022-05-02
2021-03-31	$63,762	1,250	-92.5%	Shares	Sole	2021-04-26
2020-09-30	$607,969	16,584	+16484.0%	Shares	Sole	2020-10-14
2020-06-30	$3,630	100	-97.4%	Shares	Sole	2020-07-13
2020-03-31	$93,859	3,853	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.