TXNM Energy, Inc. (TXNM) ownership: Top institutional holder: BlackRock, Inc. ($781.07M). Insider activity: Net Seller (6 buys, 14 sells). 1 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 13360707.00 | $781.07M | 2026-03-31 |
| VANGUARD GROUP INC | 11899308.00 | $700.63M | 2025-12-31 |
| Blackstone Inc. | 8000000.00 | $467.68M | 2026-03-31 |
| Balyasny Asset Management L.P. | 7133543.00 | $417.03M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6549899.00 | $382.91M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4714718.00 | $275.62M | 2026-03-31 |
| STATE STREET CORP | 3883309.00 | $227.02M | 2026-03-31 |
| MILLENNIUM MANAGEMENT LLC | 3529510.00 | $206.34M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-15 | |
| Buy | null | 2026-03-07 | |
| Buy | null | 2026-03-07 | |
| Buy | null | 2026-03-07 | |
| Sell | null | 2026-03-07 | |
| Buy | null | 2026-03-07 | |
| Sell | null | 2026-03-07 | |
| Sell | null | 2026-03-07 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.