ABM

ABM INDS INC

9 superinvestors own ABM

Based on latest 13F filings — data is 45–90 days delayed

Investor	Fund	Weight	Shares	Value	Quarter	Activity
Alex Roepers	Atlantic Investment Management	4.94%	220,000	$8.5M	2026Q1	Added
Glenn Welling	Engaged Capital	2.02%	129,135	$3.5M	2015Q3	Reduced
Robert Olstein	Olstein Capital Management	1.78%	211,361	$8K	2026Q1	Held
Meridian / ArrowMark	Meridian Contrarian Fund	0.72%	1,777,715	$81.8M	2022Q1	Reduced
Richard Pzena	Pzena Investment Management	0.19%	1,522,936	$58.7M	2026Q1	Added
Bill Nygren	Oakmark Select Fund – Harris Associates	0.15%	2,882,144	$111.0M	2026Q1	Added
Kenneth Fisher	Fisher Asset Management	0.06%	900,419	$17.2M	2011Q3	Reduced
First Eagle Investment Management	First Eagle Investment Management	0.01%	292,975	$11.3M	2026Q1	Added
Lee Ainslie	Maverick Capital	0.01%	23,998	$924K	2026Q1	New

Open-market purchases (P) and sales (S) from SEC Form 4 filings · last 12 months

No open-market insider trades in the last 12 months.

Form 4 filings for option exercises and other transaction types are excluded.

STOCK Act disclosures · last 12 months

Congressional trade data coming soon.

We are sourcing STOCK Act disclosures and will display them here shortly.

What Is SEC Form 4?

Understand the insider trade filings behind ABM activity.

What Is a 13F Filing?

How superinvestors disclose their quarterly holdings.

Insider Cluster Buying

Why multiple insiders buying together is a strong signal.

Superinvestor Consensus

The most widely held stocks across all tracked institutions.