List of insiders holdings for Hallador Energy Co:
- 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 | Yorktown VII CO LP 10% Owner | 2008-07-23 19:51:43 | 0 5,700,090 | 5,700,090 | Form 4 |
| 2 | LUBAR DAVID J Director 10% Owner | 2026-06-01 20:44:48 | 9,167 5,452,019 | 5,461,186 | Form 4 |
| 3 | Lubar Equity Fund LLC Lubar & Co. Inc LUBAR DAVID J 10% Owner | 2024-09-03 17:24:14 | 5,452,019 0 | 5,452,019 | Form 13D |
| 4 | Yorktown VII Associates LLC 10% Owner | 2016-08-22 10:35:11 | 0 3,600,000 | 3,600,000 | Form 4 |
| 5 | Yorktown VIII Associates LLC 10% Owner | 2018-11-14 18:11:18 | 0 2,950,000 | 2,950,000 | Form 4 |
| 6 | LUBAR SHELDON B Director 10% Owner | 2009-09-17 16:47:59 | 0 2,788,685 | 2,788,685 | Form 4 |
| 7 | HARDIE STEVEN Director | 2022-06-21 17:22:20 | 1,962,500 0 | 1,962,500 | Form 13D |
| 8 | Bilsland Brent K President and CEO | 2026-04-16 21:53:41 | 1,321,381 366,397 | 1,687,778 | Form 4 |
| 9 | Yorktown VI Associates LLC 10% Owner | 2013-08-14 18:58:49 | 0 1,650,637 | 1,650,637 | Form 4 |
| 10 | Hallador Alternative Assets Fund LLC 10% Owner | 2026-02-27 20:17:35 | 1,607,945 0 | 1,607,945 | Form 13D |
| 11 | Yorktown Energy Partners VII L.P. 10% Owner | 2018-05-17 16:06:04 | 1,229,499 0 | 1,229,499 | Form 13D |
| 12 | Yorktown Energy Partners VI LP 10% Owner | 2013-08-15 15:33:00 | 1,050,637 0 | 1,050,637 | Form 13D |
| 13 | Yorktown VIII Associates LLC Yorktown VIII Co LP Yorktown Energy Partners VIII L.P. 10% Owner | 2019-03-20 16:57:02 | 950,000 0 | 950,000 | Form 13D |
| 14 | Yorktown Energy Partners VIII L.P. 10% Owner | 2019-03-20 16:57:02 | 950,000 0 | 950,000 | Form 13D |
| 15 | STABIO VICTOR P Chairman of the Board | 2017-12-19 21:56:15 | 577,000 7,000 | 584,000 | Form 4 |
| 16 | LAWRENCE BRYAN H Director | 2022-09-21 19:24:35 | 499,746 0 | 499,746 | Form 4 |
| 17 | Martin Lawrence D FORMER CFO | 2024-05-02 14:17:31 | 445,281 0 | 445,281 | Form 4 |
| 18 | Wesley Charles Ray IV Director | 2026-06-17 16:17:51 | 93,862 338,469 | 432,331 | Form 4 |
| 19 | Bishop W Anderson Stepped down as CFO 04/1/2016 | 2016-04-05 19:17:37 | 308,204 0 | 308,204 | Form 4 |
| 20 | Lovell Heath Aaron Chief Operating Officer | 2026-04-16 13:15:27 | 216,847 0 | 216,847 | Form 4 |
| 21 | DIETLER CORTLANDT S Director | 2008-07-21 15:50:35 | 121,129 0 | 121,129 | Form 4 |
| 22 | HEUVELEN JOHN VAN Director | 2016-10-04 19:32:41 | 107,252 0 | 107,252 | Form 4 |
| 23 | Hargrave Marjorie Anne Chief Financial Officer | 2025-04-02 18:03:22 | 90,800 0 | 90,800 | Form 4 |
| 24 | Gray Zarrell Thomas Director | 2026-06-01 14:41:40 | 82,527 0 | 82,527 | Form 4 |
| 25 | Telesz Todd E Chief Financial Officer | 2026-06-25 17:00:48 | 38,295 0 | 38,295 | Form 4 |
| 26 | HARDIE DAVID C Director | 2026-01-02 19:44:22 | 23,016 0 | 23,016 | Form 4 |
| 27 | Hudson Daniel Timothy Director | 2026-07-10 16:42:23 | 20,000 0 | 20,000 | Form 4 |
| 28 | White Matthew Bradford Chief Legal Officer | 2026-06-17 17:31:19 | 14,104 0 | 14,104 | Form 3 |
| 29 | Davis Robert Todd FORMER CAO | 2023-12-28 19:07:03 | 13,194 0 | 13,194 | Form 4 |
| 30 | Van Deman Eric Matthew Chief Accounting Officer | 2026-03-11 16:36:35 | 9,973 0 | 9,973 | Form 4 |
| 31 | Sugg Barbara Ann Director | 2026-07-15 16:01:49 | 5,000 0 | 5,000 | Form 4 |
| 32 | YORKTOWN ENERGY PARTNERS II LP 10% Owner | 2005-12-30 16:28:41 | 0 0 | 0 | Form 13D |