Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,335 institutional managers reported holding WEC for the quarter ended Mar 31, 2026. Together they hold about 83% of shares outstanding; the top 10 hold 44%. 137 opened new positions; 121 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 41.43M | 12.62% | $4.79B | added +0.7% | ≤2013 |
| BlackRock | 33.05M | 10.07% | $3.82B | unchanged | ≤2013 |
| State Street | 21.24M | 6.47% | $2.46B | added +2.6% | ≤2013 |
| Geode Capital | 9.11M | 2.77% | $1.05B | added +3% | ≤2013 |
| Wells Fargo & COMPANY/MN | 8.56M | 2.61% | $990.6M | added +3.3% | ≤2013 |
| Bank OF America CORP /DE/ | 7.97M | 2.43% | $922.3M | added +7.2% | ≤2013 |
| Deutsche Bank AG\ | 5.93M | 1.81% | $686.4M | trimmed -3.2% | 2013 Q3 |
| Ameriprise Financial INC | 5.67M | 1.73% | $655.9M | added +21.1% | ≤2013 |
| Charles Schwab Investment Management | 5.44M | 1.66% | $629.7M | added +1.9% | ≤2013 |
| Wellington Management | 4.82M | 1.47% | $558.0M | trimmed -46.6% | 2023 Q4 |
| Morgan Stanley | 4.74M | 1.45% | $548.8M | added +16.6% | ≤2013 |
| Invesco | 4.62M | 1.41% | $534.7M | added +2.2% | ≤2013 |
| Franklin Resources | 4.43M | 1.35% | $513.1M | added +32.1% | ≤2013 |
| Envestnet Asset Management INC | 3.62M | 1.10% | $419.4M | added +22% | ≤2013 |
| Nuveen | 3.59M | 1.09% | $415.6M | added +2.9% | ≤2013 |
| Federated Hermes, INC. | 3.42M | 1.04% | $396.2M | added +55.1% | ≤2013 |
| Northern Trust | 3.38M | 1.03% | $391.5M | trimmed -7.1% | ≤2013 |
| UBS | 3.08M | 0.94% | $356.9M | trimmed -4.9% | ≤2013 |
| Legal & General Group PLC | 2.63M | 0.80% | $304.1M | trimmed -1.9% | ≤2013 |
| PNC Financial Services Group, INC. | 2.57M | 0.78% | $297.5M | unchanged | ≤2013 |
| Raymond James Financial INC | 2.48M | 0.76% | $286.9M | added +20.6% | ≤2013 |
| Clearbridge Investments, LLC | 2.17M | 0.66% | $251.0M | trimmed -33% | ≤2013 |
| BNY Mellon | 2.01M | 0.61% | $233.1M | unchanged | ≤2013 |
| Goldman Sachs | 1.92M | 0.58% | $222.0M | added +58.6% | ≤2013 |
| Mairs & Power INC | 1.91M | 0.58% | $221.1M | unchanged | 2015 Q2 |
| Qube Research & Technologies LTD | 1.81M | 0.55% | $209.6M | added +83.6% | 2022 Q1 |
| Earnest Partners LLC | 1.73M | 0.53% | $200.6M | trimmed -2.7% | 2015 Q2 |
| Royal Bank OF Canada | 1.70M | 0.52% | $196.6M | added +1.2% | ≤2013 |
| Barclays PLC | 1.45M | 0.44% | $167.9M | added +142.9% | ≤2013 |
| Cbre Investment Management Listed Real Assets LLC | 1.38M | 0.42% | $159.2M | added +3% | 2021 Q3 |
| FMR (Fidelity) | 1.31M | 0.40% | $152.1M | added +1.6% | ≤2013 |
| Dimensional Fund Advisors | 1.29M | 0.39% | $148.8M | added +3.4% | ≤2013 |
| Magellan Asset Management | 1.26M | 0.38% | $146.0M | trimmed -1.9% | ≤2013 |
| Confluence Investment Management LLC | 1.24M | 0.38% | $143.1M | trimmed -6.8% | 2023 Q1 |
| Stifel Financial CORP | 1.23M | 0.38% | $142.8M | added +4.6% | ≤2013 |
| Principal Financial Group INC | 1.23M | 0.38% | $142.4M | trimmed -6.5% | ≤2013 |
| LPL Financial LLC | 1.20M | 0.36% | $138.7M | added +23.1% | ≤2013 |
| Soroban Capital Partners LP (focused) | 1.20M | 0.36% | $138.6M | trimmed -13.7% | 2023 Q4 |
| Citigroup INC | 1.18M | 0.36% | $137.1M | added +266.5% | ≤2013 |
| Bessemer Group INC | 1.15M | 0.35% | $132.9M | added +1.6% | ≤2013 |
| Cincinnati Insurance CO | 1.10M | 0.34% | $127.8M | unchanged | ≤2013 |
| Crawford Investment Counsel INC | 1.09M | 0.33% | $126.4M | unchanged | 2018 Q2 |
| Bahl & Gaynor INC | 1.03M | 0.31% | $119.4M | trimmed -2.1% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 1.00M | 0.30% | $115.9M | added +2.4% | ≤2013 |
| Duff & Phelps Investment Management CO | 981.3k | 0.30% | $113.6M | unchanged | 2015 Q2 |
| Swiss National Bank | 954.7k | 0.29% | $110.5M | added +8.2% | ≤2013 |
| Squarepoint Ops LLC | 869.9k | 0.27% | $100.7M | trimmed -10.1% | 2019 Q4 |
| Zimmer Partners, LP | 833.8k | 0.25% | $96.5M | opened | 2026 Q1 |
| Rathbones Group PLC | 828.2k | 0.25% | $95.8M | added +5.2% | 2016 Q4 |
| BNP Paribas Financial Markets | 810.5k | 0.25% | $93.8M | added +54% | ≤2013 |
Largest 50 of 1,335 shown; the full ranked, searchable register is at boothcheck.com/holders/WEC. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.