SIOUX FALLS, SD
NORTHWESTERN ENERGY GROUP, INC.NWE— Latest position per institution from SEC 13F filings
15
Institutional holders
50.36M
Total shares held
3.35B
Estimated value
2.52M
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
9.38M
Value
469.70M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
9.07M
Value
649.65M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
6.67M
Value
430.31M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.55M
Value
254.16M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.79M
Value
199.83M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.43M
Value
174.15M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.79M
Value
128.15M
Filed
Jun 30, 2026
FRANKLIN TEMPLETON INC
CIK 38777
Shares
1.58M
Value
113.27M
Filed
Jun 30, 2026
NEUBERGER BERMAN GROUP LLC
CIK 1465109
Shares
1.36M
Value
97.34M
Filed
Jun 30, 2026
BALYASNY ASSET MANAGEMENT L.P.
CIK 1218710
Shares
1.29M
Value
92.10M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
1.24M
Value
88.68M
Filed
Jun 30, 2026
SYSTEMATIC FINANCIAL MANAGEMENT LP
CIK 1085936
Shares
1.12M
Value
80.35M
Filed
Jun 30, 2026
AQR ARBITRAGE LLC
CIK 1167456
Shares
1.09M
Value
78.41M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
1.06M
Value
76.21M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.06M
Value
69.99M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
1.05M
Value
75.30M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.04M
Value
74.17M
Filed
Jun 30, 2026
CITIGROUP INC
CIK 831001
Shares
1.02M
Value
73.32M
Filed
Jun 30, 2026
HUDSON BAY CAPITAL MANAGEMENT LP
CIK 1393825
Shares
903.03K
Value
64.67M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
861.13K
Value
61.67M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 9.38M | 469.70M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 9.07M | 649.65M | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 6.67M | 430.31M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.55M | 254.16M | Jun 30, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.79M | 199.83M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 2.43M | 174.15M | Jun 30, 2026 |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.79M | 128.15M | Jun 30, 2026 |
| 8 | FRANKLIN TEMPLETON INC | 38777 | 1.58M | 113.27M | Jun 30, 2026 |
| 9 | NEUBERGER BERMAN GROUP LLC | 1465109 | 1.36M | 97.34M | Jun 30, 2026 |
| 10 | BALYASNY ASSET MANAGEMENT L.P. | 1218710 | 1.29M | 92.10M | Jun 30, 2026 |
| 11 | AMERICAN CENTURY COMPANIES INC | 748054 | 1.24M | 88.68M | Jun 30, 2026 |
| 12 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 1085936 | 1.12M | 80.35M | Jun 30, 2026 |
| 13 | AQR ARBITRAGE LLC | 1167456 | 1.09M | 78.41M | Jun 30, 2026 |
| 14 | MILLENNIUM MANAGEMENT LLC | 1273087 | 1.06M | 76.21M | Jun 30, 2026 |
| 15 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.06M | 69.99M | Jun 30, 2026 |
| 16 | GOLDMAN SACHS GROUP INC | 886982 | 1.05M | 75.30M | Jun 30, 2026 |
| 17 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.04M | 74.17M | Jun 30, 2026 |
| 18 | CITIGROUP INC | 831001 | 1.02M | 73.32M | Jun 30, 2026 |
| 19 | HUDSON BAY CAPITAL MANAGEMENT LP | 1393825 | 903.03K | 64.67M | Jun 30, 2026 |
| 20 | FMR LLC | 315066 | 861.13K | 61.67M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.