1,519 institutions reported holding $36.29B of WEC ENERGY GROUP INC (WEC) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($4.87B), BlackRock, Inc. ($4.12B), STATE STREET CORP ($2.52B), GEODE CAPITAL MANAGEMENT, LLC ($1.08B), WELLS FARGO & COMPANY/MN ($1.02B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30