LNT
Alliant Energy Corporation · Utilities · Regulated Electric
Momentum inputs (comparable managers):
holder breadth +25.0% ·
share flow +0.1% ·
net new positions +20.0%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 181.91K | $11.66M | n/a | −1 |
| Q2 2026 | 148 | +2 | 187.22M | $13.96B | +4 | −4 |
| Q1 2026 | 151 | +1 | 181.65M | $13.03B | +6 | −5 |
| Q4 2025 | 148 | -1 | 191.36M | $12.44B | n/a | −1 |
| Q3 2025 | 21 | 0 | 98.44M | $6.63B | +1 | −1 |
| Q2 2025 | 18 | 0 | 85.61M | $5.18B | +1 | −1 |
| Q1 2025 | 15 | +3 | 26.09M | $1.68B | +4 | −1 |
| Q4 2024 | 12 | +1 | 26.07M | $1.54B | +3 | −2 |
| Q3 2024 | 10 | -3 | 11.27M | $682.75M | +1 | −4 |
| Q2 2024 | 13 | n/a | 10.19M | $518.05M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 16.38M | +0.1% | $1.05B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 6.90M | +3.1% | $442.76M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 3 | Marshall Wace ✦ | 542.99K | New | $34.94M | 0.0% | New | 1 | SEC ↗ ×2 |
| 4 | Adage Capital Partners ✦ | 384.21K | +60.3% | $24.72M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | T. Rowe Price ✦ | 365.58K | +1.4% | $23.53M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 6 | Arrowstreet Capital ✦ | 349.69K | New | $22.50M | 0.0% | New | 1 | SEC ↗ |
| 7 | Wellington Management ✦ | 281.92K | -27.9% | $18.14M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 8 | D. E. Shaw & Co. ✦ | 241.72K | New | $15.55M | 0.0% | New | 1 | SEC ↗ ×2 |
| 9 | Gotham Asset Management ✦ | 215.93K | +50.2% | $13.90M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 10 | Two Sigma Investments ✦ | 153.47K | +867.3% | $9.88M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | Renaissance Technologies ✦ | 129.20K | New | $8.31M | 0.0% | New | 1 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 66.70K | +103.8% | $4.29M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 13 | Millennium Management ✦ | 58.87K | -12.7% | $3.79M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | GAMCO Investors ✦ | 12.69K | -0.9% | $816,859 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 1.63K | -99.9% | $104,891 | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $34.94M | 0.0% |
| Arrowstreet Capital | $22.50M | 0.0% |
| D. E. Shaw & Co. | $15.55M | 0.0% |
| Renaissance Technologies | $8.31M | 0.0% |
Exited
| Point72 Asset Management | $29.83M | was 0.1% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 849 holders, 236.72M shares, $15.70B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 0 sh · $7
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology