Stocktoria
NorthWestern Energy Group, Inc. NWE
NorthWestern Energy Group, Inc. institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 9,379,059 | $469.7M | 15.24% |
| MILLENNIUM MANAGEMENT LLC | 1,064,119 | $76.2M | 1.73% |
| AQR CAPITAL MANAGEMENT LLC | 232,486 | $16.7M | 0.38% |
| D. E. Shaw & Co., Inc. | 145,729 | $10.4M | 0.24% |
| Bridgewater Associates, LP | 49,915 | $3.6M | 0.08% |
| RENAISSANCE TECHNOLOGIES LLC | 15,326 | $1.1M | 0.02% |
| CITADEL ADVISORS LLC | 14,664 | $1.1M | 0.02% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.