How many institutional investors hold WCC?

3 tracked institutional investors disclosed a position in WCC (WESCO INTL INC) in their most recent 13F filing.

Who is the largest institutional holder of WCC?

Seth Klarman, Baupost Group, holds the largest disclosed position in WCC, valued at $393M.

Where does this WCC ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

WCC — WESCO INTL INC

Name: WESCO INTL INC (WCC) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

About WESCO INTL INC (WCC)

WESCO INTL INC (WCC) appears in the most recent 13F filings of 3 tracked institutional investors. The largest disclosed position is held by Seth Klarman (Baupost Group), valued at $393M. Across recent filings, tracked investors recorded 3 new positions, 1 increased, 1 reduced, and 1 exited. All data sourced from SEC 13F filings.

Tracked investors reporting WCC

Investor	Firm	Shares	Market value	% of portfolio	As of
Seth Klarman	Baupost Group	1.4M	$393.2M	7.69%	Mar 31, 2026
Ray Dalio	Bridgewater Associates	1K	$282.9K	0.00%	Mar 31, 2026
Ken Griffin	Citadel Advisors	84.9K	$20.8K	0.00%	Dec 31, 2025

Seth KlarmanMar 31, 2026
Baupost Group
Shares
1.4M
Value
$393.2M
% Portfolio
7.69%
Ray DalioMar 31, 2026
Bridgewater Associates
Shares
1K
Value
$282.9K
% Portfolio
0.00%
Ken GriffinDec 31, 2025
Citadel Advisors
Shares
84.9K
Value
$20.8K
% Portfolio
0.00%

Recent activity

Investor	Action	Δ %	Current value	Filing date
Ray Dalio	New	—	$282.9K	May 15, 2026
Seth Klarman	Increased	1.27%	$393.2M	May 14, 2026
Seth Klarman	Reduced	-5.61%	$347.1M	Feb 13, 2026
Ray Dalio	Sold	-100.00%	$0	Feb 13, 2026
Seth Klarman	New	—	$317.9M	Nov 13, 2025
Ray Dalio	New	—	$798	Nov 13, 2025

Ray Dalio
New
$282.9KMay 15, 2026
Seth Klarman
Increased
$393.2M(1.27%)May 14, 2026
Seth Klarman
Reduced
$347.1M(-5.61%)Feb 13, 2026
Ray Dalio
Sold
$0(-100.00%)Feb 13, 2026
Seth Klarman
New
$317.9MNov 13, 2025
Ray Dalio
New
$798Nov 13, 2025

Frequently asked questions

How many institutional investors hold WCC?: 3 tracked institutional investors disclosed a position in WCC (WESCO INTL INC) in their most recent 13F filing.
Who is the largest institutional holder of WCC?: Seth Klarman, Baupost Group, holds the largest disclosed position in WCC, valued at $393M.
Did institutional ownership of WCC increase or decrease?: Across recent 13F filings, tracked investors recorded 3 new positions, 1 increased, 1 reduced, and 1 fully exited WCC.
Where does this WCC ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.