WCC

WESCO INTERNATIONAL INC

Consumer Discretionary · Wholesale · PITTSBURGH, PA · CIK 0000929008

The business

WESCO International, Inc. (NYSE: WCC) is a leading provider of business-to-business distribution, logistics services and supply chain solutions headquartered in Pittsburgh, Pennsylvania. The company operates through its website at www.wesco.com and serves a diverse global customer base across commercial and industrial businesses, technology companies, telecommunications providers, and utilities.

The company operates three strategic business units. Electrical & Electronic Solutions serves construction, industrial and original equipment manufacturer customers across more than 50 countries, supplying electrical equipment, automation and IoT devices, security, lighting, wire and cable, and maintenance products. Communications & Security Solutions is a global leader in data center, network infrastructure and security solutions, serving technology, finance, telecommunications and other sectors. Utility & Broadband Solutions serves investor-owned utilities, electric cooperatives, municipalities and service providers primarily in North America, offering wire and cable, transformers, distribution hardware and comprehensive service solutions.

WESCO maintains a global network of more than 700 sites including distribution centers, fulfillment centers and sales offices across approximately 50 countries. The company employs approximately 21,000 people worldwide, with more than 13,000 in the United States and over 7,000 in international locations. It serves nearly 130,000 active customers and maintains relationships with more than 35,000 suppliers. The company's top ten customers account for approximately 15% of sales, with no single customer exceeding 5 percent of revenues.

The company's business model centers on providing end-to-end supply chain solutions combining millions of products with value-added services including supply chain management, logistics and transportation, procurement, warehousing and inventory management, kitting and labeling, and installation enhancement. WESCO partners with industry-leading manufacturers to deliver products across electrical, communications, security, utility and broadband categories. The company's competitive advantages include its broad product portfolio, customized solutions, global reach with local expertise, digital capabilities and comprehensive value-added services designed to improve customer productivity and profitability.

Ownership

Who holds WESCO INTERNATIONAL INC — from fund N-PORT and institutional 13F filings · N-PORT 2026Q1 · 13F 2026-03-31

525
funds hold it
1 of 36
superinvestors hold it
$6.28B
fund-held value
6
bond issues held by funds

Top fund holders

Fund% of fundValue
iShares Core S&P Mid-Cap ETF
IJH · iShares Trust
0.41%$430.45M
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.02%$423.79M
BlackRock Equity Dividend Fund
2.07%$405.51M
VANGUARD SMALL-CAP INDEX FUND
VB · VANGUARD INDEX FUNDS
0.19%$307.01M
VANGUARD SMALL-CAP VALUE INDEX FUND
VBR · VANGUARD INDEX FUNDS
0.32%$195.50M

Superinvestors in WESCO INTERNATIONAL INC

Seth KlarmanINCREASED +1.3%
Baupost Group
7.7%

Share of each manager's reported 13F portfolio.

Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.

15 years of WESCO INTERNATIONAL INC's financials

Income statement, balance sheet and cash flow across 15 years, every filing with its disclosures, and each number traceable to the filing it came from — free with an account, no card required.

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