# WESCO INTL INC COM

WESCO INTL INC COM is a security (CUSIP 95082P105) tracked across SEC portfolio filings. 669 institutional managers reported $12.6B on Form 13F as of 2026-06-30; 66 registered fund positions totaling $1.7B via N-PORT as of 2026-06-30.

## Summary

- Issuer: WESCO INTL INC
- Class: COM
- CUSIP: 95082P105
- Asset category: EC
- 13F holders: 669
- 13F value: $12.6B
- 13F period: 2026-06-30
- N-PORT fund positions: 66
- N-PORT value: $1.7B
- N-PORT report: 2026-06-30

## Top institutional holders (Form 13F)

_Showing 15 of 669 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $2.6B | 9,390,627 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $1.1B | 4,556,697 |
| WELLINGTON MANAGEMENT GROUP LLP | BOSTON, MA | $985.1M | 3,600,115 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $611.0M | 2,233,127 |
| STATE STREET CORP | BOSTON, MA | $400.9M | 1,465,249 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $263.4M | 962,750 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $256.8M | 938,251 |
| Bank of New York Mellon Corp | NEW YORK, NY | $248.3M | 907,473 |
| CITIGROUP INC | NEW YORK, NY | $215.5M | 623,906 |
| MORGAN STANLEY | NEW YORK, NY | $194.6M | 711,353 |
| Allspring Global Investments Holdings, LLC | CHARLOTTE, NC | $172.7M | 611,245 |
| [LYRICAL ASSET MANAGEMENT LP](https://search.stillhousedata.com/firm/148267) | NEW YORK, NY | $166.2M | 607,408 |
| [Alyeska Investment Group, L.P.](https://search.stillhousedata.com/firm/155058) | CHICAGO, IL | $153.8M | 562,270 |
| [BARROW HANLEY MEWHINNEY & STRAUSS LLC](https://search.stillhousedata.com/firm/105519) | DALLAS, TX | $152.9M | 558,661 |
| NEW SOUTH CAPITAL MANAGEMENT INC | MEMPHIS, TN | $152.4M | 557,062 |

## Top fund holders (N-PORT)

_Showing 15 of 66 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| State Street SPDR S&P MidCap 400SM ETF Trust | SPDR S&P MIDCAP 400 ETF TRUST | $401.3M | 165.71% |
| [BlackRock Equity Dividend Fund](https://search.stillhousedata.com/fund/S000002243) | BlackRock Equity Dividend Fund | $369.8M | 187.77% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $158.6M | 72.85% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $148.6M | 18.23% |
| [Invesco Small Cap Value Fund](https://search.stillhousedata.com/fund/S000027837) | AIM Sector Funds (Invesco Sector Funds) | $120.7M | 112.26% |
| [SMALLCAP World Fund Inc](https://search.stillhousedata.com/fund/S000009599) | SMALLCAP World Fund Inc | $68.2M | 8.41% |
| [PGIM Jennison Small Company Fund](https://search.stillhousedata.com/fund/S000004629) | Prudential Jennison Small Co Fund, Inc. | $60.4M | 189.51% |
| [Fidelity Advisor Stock Selector Mid Cap Fund](https://search.stillhousedata.com/fund/S000005114) | Fidelity Advisor Series I | $44.4M | 174.48% |
| [BlackRock Large Cap Focus Value Fund, Inc.](https://search.stillhousedata.com/fund/S000002321) | BlackRock Large Cap Focus Value Fund, Inc. | $40.0M | 220.16% |
| [VANGUARD GROWTH AND INCOME FUND](https://search.stillhousedata.com/fund/S000002913) | VANGUARD QUANTITATIVE FUNDS | $38.8M | 23.52% |
| BlackRock Enhanced Equity Dividend Trust | BlackRock Enhanced Equity Dividend Trust | $34.2M | 206.49% |
| BlackRock Enhanced Large Cap Core Fund, Inc. | BlackRock Enhanced Large Cap Core Fund, Inc. | $30.2M | 323.86% |
| [BlackRock Mid-Cap Value Fund](https://search.stillhousedata.com/fund/S000002541) | BlackRock Mid-Cap Value Series, Inc. | $27.2M | 258.68% |
| [LVIP BlackRock Dividend Value Managed Volatility Fund](https://search.stillhousedata.com/fund/S000002815) | LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | $24.0M | 119.30% |
| [Columbia Mid Cap Index Fund](https://search.stillhousedata.com/fund/S000010826) | COLUMBIA FUNDS SERIES TRUST | $12.5M | 49.39% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/95082P105.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.