Who Owns MGE Energy Inc (MGEE)? -- Institutional Holders (2026-06-30)

366 institutions reported holding $2.19B of MGE Energy Inc (MGEE) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($496.9M), VANGUARD GROUP INC ($392.9M), STATE STREET CORP ($167.1M), GEODE CAPITAL MANAGEMENT, LLC ($82.0M), Zimmer Partners, LP ($81.5M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$496.9M6.1MAdded
2VANGUARD GROUP INC$392.9M4.8MAdded
3STATE STREET CORP$167.1M2.0MAdded
4GEODE CAPITAL MANAGEMENT, LLC$82.0M1.0MAdded
5Zimmer Partners, LP$81.5M1.0MNew
6DIMENSIONAL FUND ADVISORS LP$57.2M700,969Added
7MORGAN STANLEY$44.5M545,468Added
8WESTWOOD HOLDINGS GROUP INC$43.3M530,621New
9GABELLI FUNDS LLC$41.9M513,700Added
10TWO SIGMA INVESTMENTS, LP$39.7M486,961Added
11FIRST TRUST ADVISORS LP$36.5M447,445Added
12CHARLES SCHWAB INVESTMENT MANAGEMENT INC$35.4M434,562Added
13Sixth Street Partners Management Company, L.P.$35.4M434,562New
14NORTHERN TRUST CORP$32.2M394,580Added
15DEPRINCE RACE & ZOLLO INC$28.6M350,904Added
16Nuveen, LLC$27.5M337,689Added
17Bank of New York Mellon Corp$27.1M332,193Added
18Qube Research & Technologies Ltd$26.9M329,710Trimmed
19AQR CAPITAL MANAGEMENT LLC$24.5M300,293Added
20SPEECE THORSON CAPITAL GROUP INC$18.6M228,679Added
21CITADEL ADVISORS LLC$16.3M200,135Added
22Yaupon Capital Management LP$16.3M200,000New
23Legal & General Group Plc$15.4M189,397Added
24GOLDMAN SACHS GROUP INC$15.0M184,129Trimmed
25PRINCIPAL FINANCIAL GROUP INC$14.9M182,427Added

Source: SEC Form 13F filings · as of 2026-06-30