NORTHWESTERN ENERGY GROUP IN (NWE): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in NWE · Utilities. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
25
13F filers
Aggregate Value
$517.2M
Across holders
Last Price
$69.66
2026-08-24
Sector
Utilities
GICS
Quarterly fund activity13 increased12 reduced2 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 1.29M | $92.1M | 17.8% | 0.1% | Added | +$26.9M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 1.06M | $76.2M | 14.7% | 0.0% | Reduced | $-17.9M | Q2 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 903K | $64.7M | 12.5% | 0.2% | Added | +$19.9M | Q2 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 623K | $44.6M | 8.6% | 0.1% | Added | +$5.5M | Q2 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 499K | $35.7M | 6.9% | 0.1% | Added | — | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 367K | $26.3M | 5.1% | 0.0% | Reduced | $-30.6M | Q2 2026 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 312K | $22.4M | 4.3% | 0.4% | Reduced | $-24.7M | Q2 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 281K | $20.1M | 3.9% | 0.1% | Added | +$18.0M | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 278K | $19.9M | 3.8% | 0.0% | Added | +$4.2M | Q2 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 267K | $19.1M | 3.7% | 0.2% | Reduced | $-501K | Q2 2026 |
Added
Hedge Fund
$92.1M· 17.8% of total· 0.1% port· 1.29M sh· +$26.9M QoQ· Q2 2026
Reduced
Hedge Fund
$76.2M· 14.7% of total· 0.0% port· 1.06M sh· $-17.9M QoQ· Q2 2026
Added
Hedge Fund
$64.7M· 12.5% of total· 0.2% port· 903K sh· +$19.9M QoQ· Q2 2026
Added
Institutional Manager
$44.6M· 8.6% of total· 0.1% port· 623K sh· +$5.5M QoQ· Q2 2026
Added
Hedge Fund
$35.7M· 6.9% of total· 0.1% port· 499K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$26.3M· 5.1% of total· 0.0% port· 367K sh· $-30.6M QoQ· Q2 2026
Reduced
Hedge Fund
$22.4M· 4.3% of total· 0.4% port· 312K sh· $-24.7M QoQ· Q2 2026
Added
Hedge Fund
$20.1M· 3.9% of total· 0.1% port· 281K sh· +$18.0M QoQ· Q2 2026
Added
Hedge Fund
$19.9M· 3.8% of total· 0.0% port· 278K sh· +$4.2M QoQ· Q2 2026
Reduced
Institutional Manager
$19.1M· 3.7% of total· 0.2% port· 267K sh· $-501K QoQ· Q2 2026
Reduced
Hedge Fund
$16.7M· 3.2% of total· 0.0% port· 232K sh· $-394.6M QoQ· Q2 2026
Reduced
Hedge Fund
$15.1M· 2.9% of total· 0.0% port· 211K sh· +$4.7M QoQ· Q2 2026
Added
Hedge Fund
$14.8M· 2.9% of total· 0.1% port· 207K sh· $-6.9M QoQ· Q2 2026
Reduced
Hedge Fund
$13.1M· 2.5% of total· 0.0% port· 183K sh· $-2.4M QoQ· Q2 2026
Reduced
Hedge Fund
$10.4M· 2.0% of total· 0.0% port· 146K sh· $-2.2M QoQ· Q2 2026
Reduced
Hedge Fund
$9.1M· 1.8% of total· 0.0% port· 127K sh· $-10.7M QoQ· Q2 2026
Reduced
Hedge Fund
$7.0M· 1.4% of total· 0.1% port· 98K sh· $-6.4M QoQ· Q2 2026
Added
Hedge Fund
$3.6M· 0.7% of total· 0.0% port· 50K sh· +$389K QoQ· Q2 2026
Added
Hedge Fund
$2.1M· 0.4% of total· 0.0% port· 30K sh· +$90K QoQ· Q2 2026
Added
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 15K sh· — QoQ· Q2 2026
Added
Hedge Fund
$962K· 0.2% of total· 0.0% port· 13K sh· +$186K QoQ· Q2 2026
Reduced
Hedge Fund
$771K· 0.1% of total· 0.0% port· 11K sh· $-1.4M QoQ· Q2 2026
Added
Hedge Fund
$676K· 0.1% of total· 0.0% port· 9K sh· — QoQ· Q2 2026
Added
Hedge Fund
$520K· 0.1% of total· 0.0% port· 7K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$40K· 0.0% of total· 0.0% port· 560 sh· $-123K QoQ· Q2 2026
1–10 of 25
1 / 3
Loading recent insider activity…