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WEC · Wec Energy Group, Inc.

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Market Cap
$34.61B
Shares
325.85M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,395
Total Value: $32,517,547,710
Total Shares: 278,477,808
Showing 1–100 of 1,408 holdings by value · page 1 of 15

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,395 13F filers · Δ vs Mar 31, 2026
Top Holder
12.0%
Sep 2023 → Jun 2026 · range 11.8% – 17.4%
+0.1 pts
Top 5
36.6%
Sep 2023 → Jun 2026 · range 36.3% – 43.2%
+0.3 pts
Top 10
48.9%
Sep 2023 → Jun 2026 · range 48.3% – 54.2%
+0.6 pts
HHI
372
Sep 2023 → Jun 2026 · range 366 – 575
Broadly held+5

Quarterly Activity

vs Mar 31, 2026
New
121
Increased
575
Decreased
412
Sold Out
112
Unchanged
287
Holder count: +9
Institutional value: +0.6%
Shares held: -0.2%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,408
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 783325 CUSIP 92939U106 13F (30d) 863 filings 832 filers Visit website Investor relations