| Einhorn David +4 co-filers10% owner · 31 transactions | — | 29.16M†as of Sep 2008 | — | 2.47M | 3.59M |
| Kratz Owen EPRESIDENT & CEO, Director · 427 transactions | — | 7.77Mas of Feb 2025 | 6.41M | 1.94M | 995.2K |
| Staffeldt ErikEVP & CFO · 57 transactions | — | 727.8Kas of Feb 2025 | 1.48M | — | 17.0K |
| Lovoi JohnDirector · 175 transactions | — | 392.8K | 630.7K | — | 243.0K |
| Rask Jan ADirector · 49 transactions | — | 378.8Kas of Apr 2022 | 377.8K | 968 | — |
| Neikirk Kenneth EnglishEVP, GEN COUNSEL & SECRETARY · 34 transactions | — | 310.5Kas of Feb 2025 | 796.6K | — | 84.0K |
| Sparks Scott AndrewEVP & COO · 68 transactions | — | 301.0K | 1.85M | — | 454.4K |
| Johnson Alisa BExec.VP & Gen Counsel · 74 transactions | — | 287.0Kas of May 2019 | 537.5K | 10.0K | 51.8K |
| Tripodo AnthonyEVP &Senior Advisor, Director · 96 transactions | — | 238.3Kas of Dec 2017 | 598.1K | 10.0K | 174.2K |
| Transier William LDirector · 85 transactions | — | 211.8K | 406.9K | 10.0K | 113.0K |
| Ferron Martin RFormer President & CEO, Director · 28 transactions | — | 208.1K†as of Apr 2008 | 242.2K | 40.4K | 46.5K |
| Watt James ADirector · 64 transactions | — | 206.4Kas of Dec 2020 | 365.8K | — | 114.0K |
| Gatti AmerinoDirector · 32 transactions | — | 171.6Kas of Jan 2024 | 257.0K | — | — |
| Heijermans Bart HFormer Executive VP & COO · 38 transactions | — | 135.4Kas of Jan 2011 | 255.7K | — | 50.0K |
| Porter T WilliamDirector · 48 transactions | — | 127.2Kas of Mar 2017 | 198.7K | — | 70.4K |
| Nelson Amy HDirector · 15 transactions | — | 121.7K | 181.0K | — | — |
| Little Thomas MitchellDirector · 17 transactions | — | 121.1K | 158.4K | — | — |
| Quinn Nancy KDirector · 65 transactions | — | 111.6Kas of Dec 2019 | 252.5K | 2.0K | 107.1K |
| Murphy Robert PFormer Executive VP-Oil & Gas · 14 transactions | — | 103.4Kas of Apr 2010 | 146.9K | — | 88.0K |
| Harris PaulaDirector · 21 transactions | — | 95.6K | 113.0K | — | — |
| Chamblee Clifford VEVP and COO · 26 transactions | — | 77.0Kas of May 2015 | 86.6K | — | 15.0K |
| Edwards JohnnyEVP - Oil & Gas · 34 transactions | — | 72.4Kas of Mar 2013 | 71.0K | — | 50.4K |
| Hajdik Lloyd ASenior VP-Finance & CAO · 49 transactions | — | 72.0Kas of May 2013 | 110.8K | 1.0K | 14.0K |
| Pursell A WadeFormer EVP & CFO · 28 transactions | — | 63.0K†as of Jul 2008 | 187.2K | — | 122.0K |
| Glassman DianaDirector · 8 transactions | — | 61.7K | 87.4K | — | 25.7K |
| Ahalt Gordon FDirector · 43 transactions | — | 60.1Kas of Mar 2011 | 160.2K | 5.5K | 129.4K |
| Duroc-Danner Bernard JDirector · 49 transactions | — | 45.9Kas of May 2011 | 210.0K | — | 88.0K |
| Hall James MChief Accounting Officer · 8 transactions | — | 30.4Kas of Jan 2015 | 4.6K | 3.5K | — |
| Connor III James LewisSVP, GEN COUNSEL & CORP SEC · 6 transactions | — | 30.2Kas of Aug 2006 | 31.7K | — | 16.7K |
| Arriaga Brent AlexanderVP and CAO · 12 transactions | — | 21.7K | 32.2K | — | — |
| Wagner Geoffrey C.EVP and CCO · 1 transaction | — | 0as of Jan 2018 | 46.4K | — | — |