WCC

WESCO INTL INC

12 superinvestors own WCC

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

Investor	Fund	Weight	Shares	Value	Quarter	Activity
Alex Roepers	Atlantic Investment Management	3.07%	32,500	$6.0M	2025Q2	Held
Mario Cibelli	Marathon Partners	2.50%	11,250	$2.0M	2023Q2	New
Daniel Loeb	Third Point	1.15%	525,200	$90.0M	2024Q1	Added
Robert Olstein	Olstein Capital Management	0.79%	13,150	$4K	2026Q1	Reduced
Christopher Davis	Davis Selected Advisers	0.48%	381,007	$104.3M	2026Q1	Added
William Von Mueffling	Cantillon Capital Management	0.37%	329,600	$19.9M	2007Q2	Added
Viking Global Investors	Viking Global Investors	0.33%	228,000	$14.3M	2007Q1	New
Richard Pzena	Pzena Investment Management	0.10%	113,581	$31.1M	2026Q1	Held
Bill Nygren	Oakmark Select Fund – Harris Associates	0.10%	914,751	$54.3M	2019Q4	Held
Meridian / ArrowMark	Meridian Contrarian Fund	0.08%	165,000	$10.1M	2018Q3	Held
First Eagle Investment Management	First Eagle Investment Management	0.02%	51,158	$14.0M	2026Q1	Reduced
Lee Ainslie	Maverick Capital	0.02%	5,555	$1.5M	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 WCC 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.