ALLIANT ENERGY CORP (LNT): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in LNT · Utilities. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
28
13F filers
Aggregate Value
$761.4M
Across holders
Last Price
$68.42
2026-08-24
Sector
Utilities
GICS
Quarterly fund activity19 increased8 reduced3 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 2.09M | $159.8M | 21.0% | 0.2% | Added | +$64.9M | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 1.35M | $102.6M | 13.5% | 0.1% | Added | +$16.2M | Q2 2026 |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC CIK 0001556921 | Hedge Fund | 919K | $70.1M | 9.2% | 0.3% | Added | +$22.1M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 741K | $56.5M | 7.4% | 0.0% | Added | +$51.0M | Q2 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 719K | $54.9M | 7.2% | 0.4% | Added | — | Q2 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 643K | $49.0M | 6.4% | 0.1% | Added | +$20.6M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 478K | $36.4M | 4.8% | 0.1% | Reduced | $-17.8M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 436K | $33.2M | 4.4% | 0.0% | Reduced | +$18.1M | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 385K | $29.4M | 3.9% | 0.0% | Reduced | $-5.2M | Q2 2026 |
| BROOKFIELD Corp /ON/ CIK 0001001085 | Hedge Fund | 358K | $27.3M | 3.6% | 0.0% | Added | — | Q2 2026 |
Added
Hedge Fund
$159.8M· 21.0% of total· 0.2% port· 2.09M sh· +$64.9M QoQ· Q2 2026
Added
Hedge Fund
$102.6M· 13.5% of total· 0.1% port· 1.35M sh· +$16.2M QoQ· Q2 2026
Added
Hedge Fund
$70.1M· 9.2% of total· 0.3% port· 919K sh· +$22.1M QoQ· Q2 2026
Added
Hedge Fund
$56.5M· 7.4% of total· 0.0% port· 741K sh· +$51.0M QoQ· Q2 2026
Added
Hedge Fund
$54.9M· 7.2% of total· 0.4% port· 719K sh· — QoQ· Q2 2026
Added
Hedge Fund
$49.0M· 6.4% of total· 0.1% port· 643K sh· +$20.6M QoQ· Q2 2026
Reduced
Hedge Fund
$36.4M· 4.8% of total· 0.1% port· 478K sh· $-17.8M QoQ· Q2 2026
Reduced
Hedge Fund
$33.2M· 4.4% of total· 0.0% port· 436K sh· +$18.1M QoQ· Q2 2026
Reduced
Hedge Fund
$29.4M· 3.9% of total· 0.0% port· 385K sh· $-5.2M QoQ· Q2 2026
Added
Hedge Fund
$27.3M· 3.6% of total· 0.0% port· 358K sh· — QoQ· Q2 2026
Added
Hedge Fund
$26.3M· 3.5% of total· 0.0% port· 345K sh· +$10.8M QoQ· Q2 2026
Reduced
Hedge Fund
$21.2M· 2.8% of total· 0.1% port· 278K sh· $-17.6M QoQ· Q2 2026
Added
Hedge Fund
$20.8M· 2.7% of total· 0.0% port· 272K sh· +$20.7M QoQ· Q2 2026
Added
Hedge Fund
$17.6M· 2.3% of total· 0.0% port· 230K sh· +$15.6M QoQ· Q2 2026
Reduced
Hedge Fund
$16.6M· 2.2% of total· 0.0% port· 218K sh· +$15.8M QoQ· Q2 2026
Added
Hedge Fund
$13.7M· 1.8% of total· 0.0% port· 180K sh· +$2.6M QoQ· Q2 2026
Added
Hedge Fund
$7.8M· 1.0% of total· 0.0% port· 103K sh· +$7.4M QoQ· Q2 2026
Added
Hedge Fund
$4.3M· 0.6% of total· 0.0% port· 56K sh· +$459K QoQ· Q2 2026
Added
Hedge Fund
$4.1M· 0.5% of total· 0.0% port· 53K sh· — QoQ· Q2 2026
Added
Hedge Fund
$3.7M· 0.5% of total· 0.0% port· 49K sh· +$3.6M QoQ· Q2 2026
Added
Hedge Fund
$2.6M· 0.3% of total· 0.0% port· 34K sh· $-3.3M QoQ· Q2 2026
Reduced
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 16K sh· $-5.8M QoQ· Q2 2026
Unchanged
Institutional Manager
$859K· 0.1% of total· 0.0% port· 11K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$685K· 0.1% of total· 0.0% port· 9K sh· +$335K QoQ· Q2 2026
Added
Hedge Fund
$447K· 0.1% of total· 0.0% port· 6K sh· +$154K QoQ· Q2 2026
Reduced
Hedge Fund
$219K· 0.0% of total· 0.0% port· 3K sh· $-620K QoQ· Q2 2026
Reduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 100 sh· $-24K QoQ· Q2 2026
Added
Hedge Fund
$4K· 0.0% of total· 0.0% port· 54 sh· — QoQ· Q2 2026
1–10 of 28
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