SCHEDULE 13G: Wellington Management Discloses 7.0% Stake in WESCO International

Wellington Management Group LLP and its affiliates reported a 7.0% beneficial ownership stake in WESCO International, Inc. common stock as of September 30, 2025.

Summary

• Wellington Management Group LLP, along with its affiliates Wellington Group Holdings LLP, Wellington Investment Advisors Holdings LLP, and Wellington Management Company LLP, collectively reported beneficial ownership of WESCO International, Inc. common stock.
• The aggregate amount beneficially owned by the reporting group is 3,386,421 shares.
• This aggregate amount represents 7.0% of the class of WESCO International, Inc. common stock.
• The group holds shared voting power over 2,902,441 shares.
• The group holds shared dispositive power over 3,386,421 shares.
• Wellington Management Company LLP, as an investment adviser within the group, specifically reported beneficial ownership of 3,386,421 shares, representing 5.8% of the class, with shared voting power over 2,601,935 shares and shared dispositive power over 2,820,653 shares.

Sentiment

Score: 5

Explanation: This is a routine beneficial ownership filing (Schedule 13G) indicating an institutional investor's stake. It does not contain information that directly impacts company sentiment positively or negatively, but rather reflects an investment decision by a major asset manager.

Industry Context

This filing indicates a significant institutional investor's stake in WESCO International, Inc., a global distributor of business-to-business products, services, and solutions. Such a stake suggests Wellington Management sees value in the company within its industrial and electrical distribution sector, reflecting an investment decision rather than operational performance.

Stakeholder Impact

• This filing primarily impacts shareholders by disclosing a significant institutional investor's stake, which can influence market perception and trading activity, signaling confidence from a major asset manager.

Key Dates

Keywords

WESCO International, Wellington Management, Schedule 13G, Beneficial Ownership, Common Stock, Institutional Investor, Equity Stake