As of July 24, 2026, the three largest insider holders of GEOS are Gary D Owens (Director, 336.80K shares), Gary D Owens (Director, 253.32K shares), Walter R. Wheeler (President Ceo, 172.01K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Gary D Owens | - | 0 | 336,800 | 22 Feb, 2023 |
| Michael J Sheen | Svp Chief Technical Officer | 85,881 | 0 | 21 Nov, 2022 |
| Thomas L Davis | - | 65,454 | 0 | 09 Feb, 2026 |
| Stephen C Jumper | - | 14,900 | 0 | 09 Feb, 2026 |
| Richard F Miles | - | 48,100 | 0 | 09 Feb, 2026 |
| Tina M Langtry | - | 31,975 | 0 | 10 Feb, 2023 |
| Robbin B. Adams | Svp Chief Technical Officer | 74,921 | 0 | 22 Nov, 2024 |
| Walter R. Wheeler | President Ceo | 172,006 | 0 | 09 Feb, 2026 |
| Kenneth Asbury | - | 13,530 | 0 | 03 Feb, 2022 |
| Edgar R. Jr. Giesinger | - | 43,000 | 0 | 09 Feb, 2026 |
| Robert L. Curda | Vice President Cfo | 61,112 | 0 | 05 Dec, 2025 |
| Margaret Ashworth | - | 34,400 | 0 | 09 Feb, 2026 |
| Richard James Kelley | President Ceo | 41,977 | 0 | 05 Dec, 2025 |
| Ronald Todd Bushey | Chief Technical Officer | 12,402 | 0 | 05 Dec, 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 |
|---|---|---|---|---|---|---|---|---|
| 09 Feb, 2025 | Stephen C Jumper | Common Stock | A | 3,500 | $0.00 | 14,900 | D | A |
| 09 Feb, 2026 | Edgar R. Jr. Giesinger | Common Stock | A | 3,500 | $0.00 | 43,000 | D | A |
| 09 Feb, 2026 | Thomas L Davis | Common Stock | A | 3,500 | $0.00 | 65,454 | D | A |
| 09 Feb, 2025 | Stephen C Jumper | Common Stock | A | 3,500 | $0.00 | 14,900 | D | A |
| 09 Feb, 2025 | Margaret Ashworth | Common Stock | A | 3,500 | $0.00 | 34,400 | D | A |
| 09 Feb, 2025 | Walter R. Wheeler | Common Stock | A | 3,500 | $0.00 | 172,006 | D | A |
| 09 Feb, 2025 | Stephen C Jumper | Common Stock | A | 3,500 | $0.00 | 14,900 | D | A |
| 09 Feb, 2025 | Walter R. Wheeler | Common Stock | A | 3,500 | $0.00 | 172,006 | D | A |
| 09 Feb, 2025 | Walter R. Wheeler | Common Stock | A | 3,500 | $0.00 | 172,006 | D | A |
| 09 Feb, 2026 | Richard F Miles | Common Stock | A | 3,500 | $0.00 | 48,100 | D | A |
| 09 Feb, 2026 | Richard F Miles | Common Stock | A | 3,500 | $0.00 | 48,100 | D | A |
| 09 Feb, 2026 | Richard F Miles | Common Stock | A | 3,500 | $0.00 | 48,100 | D | A |
| 02 Dec, 2025 | Ronald Todd Bushey | Common Stock | D | 275 | $0.00 | 12,127 | D | F |
| 05 Dec, 2025 | Richard James Kelley | Common Stock | D | 275 | $0.00 | 41,977 | D | F |
| 20 Nov, 2025 | Ronald Todd Bushey | Common Stock | A | 3,600 | $0.00 | 8,600 | D | A |
| 05 Dec, 2025 | Robert L. Curda | Common Stock | D | 165 | $0.00 | 61,112 | D | F |
| 05 Dec, 2025 | Richard James Kelley | Common Stock | D | 275 | $0.00 | 41,977 | D | F |
| 05 Dec, 2025 | Richard James Kelley | Common Stock | D | 275 | $0.00 | 41,977 | D | F |
| 20 Nov, 2025 | Ronald Todd Bushey | Common Stock | D | 198 | $0.00 | 8,402 | D | F |
| 25 Nov, 2025 | Ronald Todd Bushey | Comm | A | 4,000 | $0.00 | 12,402 | D | A |