Tamboran Resources's three largest insider shareholders as of June 09, 2026 are Bryan Sheffield (Director, 3.31Mn shares), Bryan Sheffield (TenPercentOwner, 3.26Mn shares), David N Siegel (Director, 474.12K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Scott D Sheffield | - | 292,430 | 0 | 10 Apr, 2026 |
| Richard K Stoneburner | - | 99,322 | 0 | 16 Apr, 2026 |
| David N Siegel | - | 351,621 | 122,500 | 16 Apr, 2026 |
| Fredrick J Barrett | - | 35,710 | 0 | 16 Apr, 2026 |
| Bryan Sheffield | - | 0 | 3,307,256 | 16 Apr, 2026 |
| Ryan Dalton | - | 55,170 | 0 | 16 Apr, 2026 |
| Phillip Z Pace | - | 38,390 | 0 | 16 Apr, 2026 |
| Stephanie L Reed | - | 12,477 | 0 | 03 Feb, 2025 |
| Joel Lynn Riddle | Chief Executive Officer | 107,281 | 0 | 23 Jul, 2025 |
| Patrick James Dymock Elliott | - | 23,694 | 0 | 20 May, 2025 |
| Faron James Thibodeaux | Chief Operating Officer | 153,311 | 0 | 16 Apr, 2026 |
| Eric Steven Dyer | Chief Financial Officer | 67,080 | 0 | 21 Jan, 2026 |
| Andrew John Robb | - | 9,507 | 0 | 20 May, 2025 |
| Jeffrey Lance Bellman | - | 16,941 | 0 | 16 Apr, 2026 |
| Todd Christopher Abbott | Chief Executive Officer | 156,234 | 0 | 20 Jan, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 14 Apr, 2026 | Jeffrey Lance Bellman | Common Stock | A | 1,541 | $35.00 | 16,941 | D | A |
| 15 Apr, 2026 | Phillip Z Pace | Common Stock | A | 2,581 | $35.00 | 38,390 | D | A |
| 14 Apr, 2026 | Fredrick J Barrett | Common Stock | A | 5,714 | $35.00 | 35,710 | D | A |
| 14 Apr, 2026 | David N Siegel | Common Stock | A | 5,000 | $35.00 | 351,621 | D | A |
| 14 Apr, 2026 | Bryan Sheffield | Common Stock | A | 50,000 | $35.00 | 3,307,256 | I | A |
| 15 Apr, 2026 | Richard K Stoneburner | Common Stock | A | 8,403 | $35.00 | 99,322 | D | A |
| 14 Apr, 2026 | Faron James Thibodeaux | Common Stock | A | 7,143 | $35.00 | 153,311 | D | A |
| 14 Apr, 2026 | Ryan Dalton | Common Stock | A | 4,632 | $35.00 | 55,170 | D | A |
| 14 Apr, 2026 | David N Siegel | Common Stock | A | 2,500 | $35.00 | 122,500 | I | A |
| 13 Apr, 2026 | Phillip Z Pace | Common Stock | A | 10,000 | $36.99 | 35,809 | D | P |
| 08 Apr, 2026 | Scott D Sheffield | Common Stock | A | 6,990 | $36.02 | 292,430 | D | P |
| 05 Dec, 2025 | Richard K Stoneburner | Common Stock | A | 25,271 | $0.00 | 90,919 | D | A |
| 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 | 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 | Richard K Stoneburner | Common Stock | A | 11,904 | $21.00 | 65,648 | D | A |
| 16 Jan, 2026 | Scott D Sheffield | Common Stock | A | 181,274 | $21.00 | 285,440 | 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 |