Oil And Gas Extraction - Latest Activist Disclosures

This table shows recent activist investor (Schedule 13D) filings made in this industry. Any investor or hedge fund that makes an investment with the intention of influencing management is considered an activist investor and must file a 13D.

Date Form Target Company Investor Shares Ownership
(Percent)		 Ownership Change
(Percent)
2026-02-17 13D/A NESR / National Energy Services Reunited Corp. Mubbadrah Investment LLC 4,278,532 4.25 -16.86
2026-02-13 13D VAL / Valaris Limited Transocean Ltd. 12,573,155 18.10
2026-02-12 13D/A PNRG / PrimeEnergy Resources Corporation Drimal Charles E Jr 1,323,070 56.70 -3.71
2026-02-11 13D/A RIG / Transocean Ltd. Frederik W. Mohn 96,918,301 8.80 1.57
2026-02-11 13D/A VAL / Valaris Limited Oak Hill Advisors Lp 4,797,337 6.93 0.66
2026-02-11 13D/A VAL / Valaris Limited Famatown Finance Ltd 7,812,190 11.23 4.14
2026-02-10 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 3,133,178 14.30 -9.21
2026-02-06 13D BKV / BKV Corporation Banpu Public Company Limited 69,193,004 67.65
2026-02-05 13D/A FANG / Diamondback Energy, Inc. Greth Lyndal 97,686,727 34.10 -2.01
2026-02-05 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 3,451,122 15.70 -6.28
2026-02-03 13D/A PNRG / PrimeEnergy Resources Corporation De Rothschild Robert 201,906 12.40 -20.34
2026-01-30 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 3,682,356 16.80 -6.13
2026-01-27 13D/A BATL / Battalion Oil Corporation Diveroli Investment Group LLC 0 0.00 -100.00
2026-01-26 13D/A NGS / Natural Gas Services Group, Inc. Hoak Public Equities, LP 575,000 4.57 -31.39
2026-01-23 13D BATL / Battalion Oil Corporation Diveroli Investment Group LLC 887,455 5.39
2026-01-23 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 3,922,699 17.90 -5.64
2026-01-20 13D TPET / Trio Petroleum Corp. Robin A. Ross 737,500 6.00
2026-01-08 13D/A GBR / New Concept Energy, Inc. Realty Advisors Inc 400,000 7.80 -38.10
2026-01-07 13D/A NGS / Natural Gas Services Group, Inc. Hoak Public Equities, LP 838,128 6.67 -27.12
2026-01-05 13D/A DWSN / Dawson Geophysical Company Wilks Dan H. 24,658,746 79.42 0.00
2025-12-22 13D/A CRGY / Crescent Energy Company PT Independence Energy Holdings LLC 36,894,411 14.50 0.00
2025-12-11 13D/A GPRK / GeoPark Limited Parex Resources Inc. 6,084,986 11.80 0.00
2025-12-09 13D ROYTL / Pacific Coast Oil Trust Shipyard Capital Lp 4,532,246 11.70 11.89
2025-12-05 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 4,157,327 18.90 -8.06
2025-12-04 13D/A BRN / Barnwell Industries, Inc. Sherwood Ned L 2,685,792 21.85 -10.65
2025-12-03 13D/A GPOR / Gulfport Energy Corporation Silver Point Capital L.P. 3,449,885 17.90 -7.76
2025-12-02 13D/A FANG / Diamondback Energy, Inc. Greth Lyndal 99,686,727 34.80 -1.97
2025-12-02 13D BRN / Barnwell Industries, Inc. Radoff Family Foundation 1,120,181 9.10
2025-11-26 13D/A NSFDF / NXT Energy Solutions Inc. Mork Capital Management, LLC 37,576,821 32.30 23.10
2025-11-25 13D EPSN / Epsilon Energy Ltd. Yorktown Energy Partners XI, L.P. 2,869,560 9.57
2025-11-25 13D EPSN / Epsilon Energy Ltd. Yorktown Energy Partners X, L.P. 2,656,705 8.86
2025-11-24 13D/A NESR / National Energy Services Reunited Corp. Mubbadrah Investment LLC 5,146,010 5.10 -22.75
2025-11-19 13D/A GTE / Gran Tierra Energy Inc. Mason Hill Advisors Llc 6,219,896 17.60 7.31
2025-11-10 13D/A PED / PEDEVCO Corp. Sgk 2018 Revocable Trust 59,936,275 64.80 0.33
2025-11-07 13D/A GTE / Gran Tierra Energy Inc. Mason Hill Advisors Llc 5,796,370 16.40 13.71
2025-11-07 13D PED / PEDEVCO Corp. Juniper Capital II GP, L.P. 140,227,280 53.39
2025-11-07 13D/A EP / Empire Petroleum Corporation Morrisett Michael R. 866,087 2.49
2025-10-30 13D/A USEG / U.S. Energy Corp. King Duane H 2,548,641 7.20 -28.74
2025-10-30 13D/A USEG / U.S. Energy Corp. Weinzierl John A 9,273,045 26.00 -5.34
2025-10-29 13D/A DWSN / Dawson Geophysical Company Wilks Dan H. 24,658,746 79.42 -0.00
2025-10-29 13D GPRK / GeoPark Limited Parex Resources Inc. 6,084,986 11.80
2025-10-23 13D/A RGP / Resources Connection, Inc. Poplar Point Capital Management Llc 2,259,678 6.80 21.01
2025-10-07 13D/A EONR / EON Resources Inc. Pogo Royalty, LLC 2,000,000 4.55 0.00
2025-10-06 13D GTE / Gran Tierra Energy Inc. Mason Hill Advisors Llc 5,097,688 14.40 7.11
2025-09-30 13D/A RIG / Transocean Ltd. Frederik W. Mohn 95,418,301 10.10
2025-09-19 13D/A PR / Permian Resources Corporation Pearl Energy Investments Ii, L.p. 9,245,584 1.30 -80.96
2025-09-18 13D/A GPRK / GeoPark Limited Pampa Energy Inc. 2,285,195 4.43 -56.14
2025-09-17 13D/A HPK / HighPeak Energy, Inc. HighPeak Energy Partners, LP 44,498,461 35.30
2025-09-17 13D/A HPK / HighPeak Energy, Inc. Dejoria John Paul 15,457,152 12.25 -22.27
2025-09-17 13D/A HPK / HighPeak Energy, Inc. Hightower Jack 13,084,131 9.80 -86.17