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| Date | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| 2025-12-17 | Brock Amanda M | Co-Chief Executive Officer | Buy | 3,669 | $40.89 | $150,025.41 | +2.7% | → |
| 2025-12-17 | TEAGUE AJ | - | Buy | 4,620 | $43.12 | $199,214.40 | +4.2% | → |
| 2025-12-17 | Argo Laurie H | - | Sell | 2,300 | $44.25 | $101,775.00 | -4.4% | → |
| 2025-12-17 | Durrett Cynthia M. | CHIEF ADMINISTRATIVE OFFICER | Sell | 47,011 | $44.62 | $2,097,630.82 | -26.4% | → |
| 2025-12-10 | BURKE JAMES R | - | Sell | 11,277 | $53.03 | $598,019.31 | -66.4% | → |
| 2025-11-04 | KTR Management Company, LLC | - | Sell | 2,114,783 | $50.15 | $106,056,367.45 | -100% | → |
| 2025-09-10 | BURKE JAMES R | - | Sell | 5,000 | $29.22 | $146,100.00 | -22.8% | → |
| 2025-09-09 | Ramachandran Kyle S. | PRESIDENT AND CFO | Buy | 2,000 | $25.00 | $50,000.00 | +0.5% | → |
| 2025-09-09 | Zartler William A | CHAIRMAN AND CEO | Buy | 10,000 | $24.83 | $248,300.00 | +1.0% | → |
| 2025-08-26 | Powell Christopher M | CHIEF LEGAL OFFICER | Sell | 12,750 | $30.00 | $382,500.00 | -8.9% | → |
| 2025-08-25 | Giesinger Edgar R. JR. | - | Sell | 10,000 | $28.86 | $288,600.00 | -9.9% | → |
| 2025-08-06 | KTR Management Company, LLC | - | Sell | 4,000,000 | $29.50 | $118,000,000.00 | -100% | → |
| 2025-07-28 | J Turbines, Inc. | - | Sell | 4,000,000 | $30.30 | $121,200,000.00 | -100% | → |
| 2025-06-05 | J Turbines, Inc. | - | Sell | 150,000 | $27.83 | $4,174,500.00 | -66.7% | → |
| 2025-05-23 | TEAGUE AJ | - | Buy | 2,000 | $26.75 | $53,500.00 | +2.0% | → |
| 2025-05-21 | Zartler William A | CHAIRMAN AND CEO | Buy | 10,000 | $21.78 | $217,800.00 | +1.0% | → |
| 2025-05-05 | J Turbines, Inc. | - | Sell | 1,850,000 | $20.60 | $38,110,000.00 | -100% | → |
| 2025-05-01 | TEAGUE AJ | - | Buy | 2,000 | $22.60 | $45,190.00 | +2.0% | → |
| 2025-03-11 | Argo Laurie H | - | Buy | 4,000 | $22.43 | $89,720.00 | +9.5% | → |
| 2025-03-07 | Zartler William A | CHAIRMAN AND CEO | Buy | 10,000 | $23.23 | $232,300.00 | +1.0% | → |
| 2024-12-16 | Yorktown Energy Partners X, L.P. | - | Sell | 975,000 | $24.01 | $23,407,312.50 | -100% | → |
| 2024-12-16 | Keenan W Howard JR | - | Sell | 975,000 | $24.01 | $23,407,312.50 | -100% | → |
| 2024-11-07 | BURKE JAMES R | - | Sell | 8,000 | $16.72 | $133,760.00 | -33.0% | → |
| 2024-11-07 | Walker Ray N JR | - | Sell | 20,511 | $16.50 | $338,431.50 | -26.5% | → |
| 2024-03-15 | Powell Christopher M | CHIEF LEGAL OFFICER | Sell | 17,500 | $8.50 | $148,750.00 | -11.8% | → |
| 2023-12-08 | THRC Holdings, LP | - | Sell | 40,000 | $8.12 | $324,800.00 | -1.2% | → |
| 2023-08-28 | BURKE JAMES R | - | Sell | 11,236 | $10.39 | $116,742.04 | -48.6% | → |
| 2023-08-03 | Durrett Cynthia M. | CHIEF ADMINISTRATIVE OFFICER | Sell | 7,415 | $11.00 | $81,565.00 | -6.3% | → |
| 2023-08-01 | BURKE JAMES R | - | Sell | 2,203 | $10.41 | $22,933.23 | -16.4% | → |
| 2022-12-16 | Zartler William A | CHAIRMAN AND CEO | Sell | 23,000 | $9.50 | $218,500.00 | -4.1% | → |
| 2022-11-07 | BURKE JAMES R | - | Sell | 7,000 | $12.32 | $86,240.00 | -34.2% | → |
| 2022-09-15 | Zartler William A | CHAIRMAN AND CEO | Buy | 10,000 | $10.47 | $104,700.00 | +1.8% | → |
| 2022-09-01 | BURKE JAMES R | - | Sell | 6,484 | $10.16 | $65,874.68 | -12.2% | → |
| 2022-05-31 | Bourg Lindsay R. | CHIEF ACCOUNTING OFFICER | Sell | 6,796 | $13.99 | $95,076.04 | -22.6% | → |
| 2022-05-25 | Price Kelly L. | CHIEF OPERATING OFFICER | Sell | 17,903 | $13.00 | $232,756.42 | -4.3% | → |
| 2022-05-24 | Ramachandran Kyle S. | PRESIDENT AND CFO | Sell | 15,000 | $13.00 | $195,000.00 | -7.2% | → |
| 2022-05-19 | Ramachandran Kyle S. | PRESIDENT AND CFO | Sell | 20,000 | $13.00 | $260,000.00 | -8.7% | → |
| 2022-05-19 | Price Kelly L. | CHIEF OPERATING OFFICER | Sell | 12,097 | $13.00 | $157,314.02 | -2.8% | → |
| 2022-05-16 | Powell Christopher M | CHIEF LEGAL OFFICER | Sell | 8,061 | $12.54 | $101,084.94 | -13.0% | → |
| 2022-05-16 | BURKE JAMES R | - | Sell | 6,400 | $12.57 | $80,448.00 | -29.0% | → |
| 2022-05-11 | BURKE JAMES R | - | Sell | 6,243 | $12.18 | $76,039.74 | -22.0% | → |
| 2022-05-09 | Zartler William A | CHAIRMAN AND CEO | Buy | 7,000 | $10.99 | $76,930.00 | +1.3% | → |
| 2022-05-04 | Durrett Cynthia M. | CHIEF ADMINISTRATIVE OFFICER | Sell | 15,130 | $12.40 | $187,612.00 | -15.2% | → |