Through the 90-day period concluding February 19, 2026, Tamboran Resources's top three insider stakeholders include TenPercentOwner Bryan Sheffield (3.26Mn shares), Director David N Siegel (421.62K shares), Director Scott D Sheffield (285.44K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Bryan Sheffield | 3,257,256 | 21 Jan, 2026 | |
| David N Siegel | 421,621 | 21 Jan, 2026 | |
| Scott D Sheffield | 285,440 | 21 Jan, 2026 | |
| Todd Christopher Abbott | Chief Executive Officer | 156,234 | 20 Jan, 2026 |
| Faron James Thibodeaux | Chief Operating Officer | 148,168 | 21 Jan, 2026 |
| Joel Lynn Riddle | Chief Executive Officer | 107,281 | 23 Jul, 2025 |
| Richard K Stoneburner | 80,372 | 21 Jan, 2026 | |
| Eric Steven Dyer | Chief Financial Officer | 67,080 | 21 Jan, 2026 |
| Fredrick J Barrett | 62,224 | 23 Jul, 2025 | |
| Ryan Dalton | 50,538 | 21 Jan, 2026 | |
| Phillip Z Pace | 25,809 | 21 Jan, 2026 | |
| Patrick James Dymock Elliott | 23,694 | 20 May, 2025 | |
| Jeffrey Lance Bellman | 15,400 | 21 Jan, 2026 | |
| Stephanie L Reed | 12,477 | 03 Feb, 2025 | |
| Andrew John Robb | 9,507 | 20 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 04 Feb, 2026 | David N Siegel | Common Stock | A | 7,000 | $0.00 | 120,000 | I | G |
| 20 Jan, 2026 | David N Siegel | Common Stock | A | 100,000 | $0.00 | 113,000 | I | G |
| 16 Jan, 2026 | Scott D Sheffield | Common Stock | A | 181,274 | $21.00 | 285,440 | D | A |
| 16 Jan, 2026 | Richard K Stoneburner | Common Stock | A | 11,904 | $21.00 | 14,724 | I | A |
| 16 Jan, 2026 | Richard K Stoneburner | Common Stock | A | 11,904 | $21.00 | 65,648 | D | A |
| 16 Jan, 2026 | David N Siegel | Common Stock | A | 6,000 | $21.00 | 13,000 | I | A |
| 16 Jan, 2026 | David N Siegel | Common Stock | A | 10,000 | $21.00 | 301,621 | D | A |
| 16 Jan, 2026 | Fredrick J Barrett | Common Stock | A | 9,523 | $21.00 | 32,228 | I | A |
| 16 Jan, 2026 | Bryan Sheffield | Common Stock | A | 133,655 | $21.00 | 3,257,256 | I | A |
| 16 Jan, 2026 | Ryan Dalton | Common Stock | A | 23,809 | $21.00 | 50,538 | D | A |
| 16 Jan, 2026 | Phillip Z Pace | Common Stock | A | 23,809 | $21.00 | 25,809 | D | A |
| 16 Jan, 2026 | Faron James Thibodeaux | Common Stock | A | 35,714 | $21.00 | 148,168 | D | A |
| 16 Jan, 2026 | Eric Steven Dyer | Common Stock | A | 4,761 | $21.00 | 67,080 | D | A |
| 16 Jan, 2026 | Jeffrey Lance Bellman | Common Stock | A | 4,761 | $21.00 | 15,400 | D | A |
| 15 Jan, 2026 | Todd Christopher Abbott | Common Stock | A | 123,574 | $0.00 | 156,234 | D | A |
| 15 Jan, 2026 | Todd Christopher Abbott | Common Stock | A | 32,660 | $0.00 | 32,660 | D | A |
| 05 Dec, 2025 | Richard K Stoneburner | Common Stock | A | 25,271 | $0.00 | 90,919 | D | A |
| 21 Nov, 2025 | Phillip Z Pace | Common Stock | A | 2,000 | $23.50 | 2,000 | D | P |
| 22 Jul, 2025 | Richard K Stoneburner | - | - | 2,820 | I | |||
| 22 Jul, 2025 | Richard K Stoneburner | Common Stock | A | 2,820 | $17.74 | 2,820 | I | A |