The largest holder of NRG Energy stock is Fidelity Management & Research Co. LLC, with 16.9 million shares (8.03% of the company), worth about $1.86 billion as of September 25, 2026. The 10 largest holders together own 51.9%.
In Q2 2026, 1,082 institutional holdings reports listed shares worth $29.20 billion.
Insiders reported 130 transactions in the last two years: 11 sales worth $5.33 billion and no purchases. The newest one on file is from September 8, 2026 (Spencer Gerald Alfred, Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through September 8, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Fidelity Management & Research Co. LLC | 16.9 million | 8.03% | $1.9B |
| BlackRock Advisors LLC | 14.8 million | 7.03% | $1.6B |
| Vanguard Capital Management LLC | 13.8 million | 6.56% | $1.5B |
| Fiduciary Trust Company International | 12.7 million | 6.05% | $1.4B |
| State Street Corporation | 11.2 million | 5.34% | $1.2B |
| Vanguard Portfolio Management LLC | 10.9 million | 5.18% | $1.2B |
| Victory Capital Management, Inc. (Investment Management) | 9.5 million | 4.53% | $1.0B |
| LS Power Equity Advisors LLC | 8.1 million | 3.86% | $894.0M |
| Geode Capital Management LLC | 6.0 million | 2.84% | $658.0M |
| Invesco Advisers, Inc. | 5.3 million | 2.51% | $581.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 1,082 | – | $29.2B |
| Q1 2026 | 1,111 | 197.0 million | $28.7B |
| Q4 2025 | 1,129 | 181.0 million | $28.6B |
| Q3 2025 | 1,111 | 179.0 million | $29.0B |
| Q2 2025 | 1,093 | 187.0 million | $29.9B |
| Q1 2025 | 922 | 190.0 million | $18.1B |
| Q4 2024 | 890 | 195.0 million | $17.6B |
| Q3 2024 | 844 | 203.0 million | $18.5B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Spencer Gerald Alfred | Sep 8, 2026 | Officer | Sale at price 120.93 per share. | $191,069 |
| Zlotnik Marcie C | Aug 3, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Kinney Virginia | Aug 3, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Liyanearachchi Dak | Aug 3, 2026 | Chief Technology Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Bentley Brad | Aug 3, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Spencer Gerald Alfred | Aug 3, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Chung Bruce | Aug 3, 2026 | Chief Financial Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Pruner Alexandra | Aug 3, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Pourbaix Alexander J. | Aug 3, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Cox Heather | Aug 3, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Curci Brian | Aug 3, 2026 | General Counsel | Stock Award(Grant) at price 0.00 per share. | – |
| Donohue Elisabeth B | Aug 3, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
Newest 12 of 130 insider transactions in the last two years.
Fidelity Management & Research Co. LLC, with 8.03% of the company (as of September 25, 2026). Next: BlackRock Advisors LLC (7.03%) and Vanguard Capital Management LLC (6.56%).
1,082 institutional holdings reports listed NRG Energy shares in Q2 2026 worth $29.20 billion.
In the last two years insiders reported 11 sales and no purchases (130 transactions in all); the newest on file is from September 8, 2026.