Wec Energy Group, Inc.
WEC- Exchange
- NYSE
- Industry
- Electric & Other Services Combined
- SEC CIK
- 0000783325
In the last 90 days, Wec Energy Group, Inc. insiders filed 0 open-market purchases and 1 sale; 1,408 institutions reported holding it in 13F filings for Q2 2026, worth $32.7B in total; Soros Fund Management is the only superinvestor holding it.
Holders of 5% or more of WEC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Wec Energy Group, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 13G | 7.54%24.6M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.16%16.8M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
3 Schedule 13D and 13G filings on Wec Energy Group, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Apr 30, 20262:38 PM ET | Vanguard Capital Management LLC | 13G | 7.54%24.6M shares | New | Mar 31, 2026 | SEC |
| Apr 29, 20263:45 PM ET | Vanguard Portfolio Management LLC | 13G | 5.16%16.8M shares | New | Mar 31, 2026 | SEC |
| Mar 27, 20262:16 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Wec Energy Group, Inc. shares.
No Form 144 notices for Wec Energy Group, Inc. are on file.