List of insiders holdings for NATURAL GAS SERVICES GROUP INC:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | SELLERS WALLACE O Director 10% Owner | 2005-02-02 18:12:39 | 120,441 550,782 | 671,223 | Form 4 |
| 2 | SPARKMAN SCOTT W Secretary | 2005-09-01 14:54:34 | 21,500 496,634 | 518,134 | Form 4 |
| 3 | Barney Charles L CBarney Investments Ltd. Mark X Energy CO 10% Owner | 2006-02-24 15:41:50 | 314,600 0 | 314,600 | Form 13D |
| 4 | Taylor Stephen Charles Director | 2026-06-09 10:48:29 | 197,818 95,137 | 292,955 | Form 4 |
| 5 | HENSLEY PAUL D SVP - Technology | 2009-03-19 19:44:46 | 256,288 0 | 256,288 | Form 4 |
| 6 | YADON RICHARD L Director | 2011-08-01 13:47:01 | 205,625 0 | 205,625 | Form 4 |
| 7 | SPARKMAN WALLACE C Director | 2003-09-12 18:41:29 | 62,000 105,691 | 167,691 | Form 3 |
| 8 | Hazlett James R Chief Technical Officer | 2024-05-08 14:12:06 | 125,656 19,000 | 144,656 | Form 4 |
| 9 | CURTIS CHARLES G Director | 2020-06-22 16:01:34 | 86,755 3,546 | 90,301 | Form 4 |
| 10 | Lawrence G Larry Interim CFO | 2021-01-05 14:25:40 | 54,249 10,000 | 64,249 | Form 3 |
| 11 | Jacobs Justin Chief Executive Officer | 2026-03-16 16:26:29 | 60,608 0 | 60,608 | Form 4 |
| 12 | BRADSHAW DAVID L Director | 2024-06-17 17:31:35 | 46,611 0 | 46,611 | Form 4 |
| 13 | CHISHOLM JOHN Former Director Director | 2023-01-03 16:18:27 | 46,147 0 | 46,147 | Form 4 |
| 14 | WAIT EARL R VP/Accounting; Treasurer | 2010-12-29 17:34:01 | 38,981 0 | 38,981 | Form 4 |
| 15 | Jenvey Nigel Director | 2026-06-11 10:19:22 | 29,760 0 | 29,760 | Form 4 |
| 16 | STRASHEIM GENE A Director | 2011-04-13 14:44:27 | 28,500 0 | 28,500 | Form 4 |
| 17 | TRINGALI DONALD J Director | 2026-06-11 10:27:01 | 6,529 17,763 | 24,292 | Form 4 |
| 18 | HOLLEY JEAN K Director | 2026-06-11 10:04:40 | 21,855 0 | 21,855 | Form 4 |
| 19 | Foster Micah C. VP and Chief Financial Officer | 2023-02-23 16:27:35 | 18,880 0 | 18,880 | Form 4 |
| 20 | Eckert Ian M Chief Financial Officer | 2026-03-16 13:37:52 | 17,333 0 | 17,333 | Form 4 |
| 21 | HUGHES WILLIAM F JR Director | 2021-03-22 15:09:27 | 0 16,453 | 16,453 | Form 4 |
| 22 | Baker Alan A Director | 2010-03-25 16:11:06 | 15,000 0 | 15,000 | Form 4 |
| 23 | ROGERS SAMUEL CRAIG Vice President | 2005-09-29 15:19:28 | 14,125 0 | 14,125 | Form 4 |
| 24 | Hodges Georganne Director | 2026-06-11 09:57:48 | 14,075 0 | 14,075 | Form 4 |
| 25 | Tucker Brian L President & COO | 2025-11-03 17:07:13 | 14,033 0 | 14,033 | Form 4 |
| 26 | HUSEMAN KENNETH V Director | 2012-12-14 15:47:29 | 11,167 0 | 11,167 | Form 4 |
| 27 | Gallegos John A. Jr. Director | 2026-06-11 09:46:39 | 8,354 0 | 8,354 | Form 4 |
| 28 | Beyer Leslie Ann Director | 2022-12-08 17:23:48 | 8,148 0 | 8,148 | Form 4 |
| 29 | LARKIN WILLIAM R Vice President | 2005-09-29 15:18:33 | 8,000 0 | 8,000 | Form 4 |
| 30 | BINGHAM RON Vice President | 2003-12-15 10:27:42 | 6,000 0 | 6,000 | Form 3 |
| 31 | Lawrence James R VP & Chief Financial Officer | 2020-10-02 14:59:10 | 4,609 0 | 4,609 | Form 4 |
| 32 | JACKSON JOHN EARL Director | 2026-06-11 09:36:29 | 3,009 0 | 3,009 | Form 4 |
| 33 | Bittner John D. Interim CFO | 2023-10-17 17:40:41 | 0 0 | 0 | Form 3 |
| 34 | Faircloth James D Interim CFO | 2023-02-17 11:07:38 | 0 0 | 0 | Form 3 |