Crude Petroleum And Natural Gas - 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)
2026-06-05 13D/A FANG / Diamondback Energy, Inc. Greth Lyndal 74,036,722 26.30 -24.21
2026-06-04 13D/A TXO / TXO Partners, L.P. - Limited Partnership Simpson Bob R 9,000,000 16.20 13.21
2026-06-03 13D/A PBR.A / Petróleo Brasileiro S.A. - Petrobras - Depositary Receipt (Common Stock) BNDES Participacoes S.A. 916,700,003 16.83 -4.29
2026-05-28 13D/A REPX / Riley Exploration Permian, Inc. Yorktown Energy Partners XI, L.P. 1,784,113 5.92 0.00
2026-05-22 13D/A BATL / Battalion Oil Corporation Luminus Management Llc 13,574,690 39.30 -3.94
2026-05-22 13D/A TXO / TXO Partners, L.P. - Limited Partnership Simpson Bob R 7,950,000 14.30 17.78
2026-05-21 13D/A PBR.A / Petróleo Brasileiro S.A. - Petrobras - Depositary Receipt (Common Stock) BNDES Participacoes S.A. 957,806,254 17.59
2026-05-15 13D/A BATL / Battalion Oil Corporation Oaktree Capital Group, LLC 12,437,521 40.82 23.56
2026-05-15 13D/A NRIS / Norris Industries, Inc. Norris Patrick L. 78,122,675 72.17 51.93
2026-05-11 13D/A CRGY / Crescent Energy Company Liberty Mutual Foundation Inc. 4,294,411 1.30
2026-05-01 13D/A USEG / U.S. Energy Corp. Weinzierl John A 9,773,045 18.70 5.39
2026-04-22 13D/A PNRG / PrimeEnergy Resources Corporation Fong Gifford 54,364 3.40 -51.51
2026-04-17 13D BRN / Barnwell Industries, Inc. JCP Investment Partnership, LP 724,547 5.10
2026-04-14 13D/A AR:GPRK / GeoPark Limited - Depositary Receipt (Common Stock) Colden Investments S.A. 18,115,791 28.00 8.72
2026-04-14 13D/A PNRG / PrimeEnergy Resources Corporation Hurt Clint 103,787 6.30 -17.47
2026-04-14 13D/A BRN / Barnwell Industries, Inc. Radoff Family Foundation 1,680,271 11.40 0.00
2026-04-09 13D/A REPX / Riley Exploration Permian, Inc. Riley Exploration Group, LLC 1,611,498 7.47 -23.48
2026-04-09 13D/A AR:GPRK / GeoPark Limited - Depositary Receipt (Common Stock) Parex Resources Inc. 6,085,086 9.40
2026-04-06 13D/A BATL / Battalion Oil Corporation Luminus Management Llc 14,132,184 43.40 -2.88
2026-04-03 13D/A KRP / Kimbell Royalty Partners, LP - Limited Partnership EnCap Partners GP, LLC 4,907,224 4.93 -21.39
2026-04-01 13D/A BATL / Battalion Oil Corporation Luminus Management Llc 14,551,743 44.60 -11.28
2026-03-31 13D/A BRN / Barnwell Industries, Inc. Radoff Family Foundation 1,680,271 12.80 50.00
2026-03-30 13D/A TALO / Talos Energy Inc. Helu Carlos Slim 41,233,604 24.50 -5.31
2026-03-27 13D/A BATL / Battalion Oil Corporation Gen IV Investment Opportunities, LLC 5,513,648 23.20
2026-03-27 13D/A RGP / Resources Connection, Inc. Poplar Point Capital Management Llc 2,611,473 7.80 15.57
2026-03-27 13D/A BATL / Battalion Oil Corporation Luminus Management Llc 16,402,225 50.40 -1.56
2026-03-26 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 1,050,000 4.90 -32.69
2026-03-20 13D/A AR:GPRK / GeoPark Limited - Depositary Receipt (Common Stock) Colden Investments S.A. 16,663,243 25.80
2026-03-18 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 1,315,740 6.10 -15.66
2026-03-17 13D/A AMPY / Amplify Energy Corp. Stoney Lonesome HF LP 2,589,757 6.30 -27.86
2026-03-16 13D/A AR:GPRK / GeoPark Limited - Depositary Receipt (Common Stock) Colden Investments S.A. 15,588,303 24.10
2026-03-16 13D/A CRC / California Resources Corporation Canada Pension Plan Investment Board 7,006,895 7.90 -33.31
2026-03-16 13D/A BR:F1AN34 / Diamondback Energy, Inc. - Depositary Receipt (Common Stock) Greth Lyndal 84,036,722 29.90
2026-03-13 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 1,560,000 7.20 -13.42
2026-03-12 13D/A GPRK / GeoPark Limited Parex Resources Inc. 6,085,086 9.40 0.00
2026-03-12 13D GPRK / GeoPark Limited Colden Investments S.A. 13,082,991 20.20
2026-03-11 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 1,801,778 8.40 -11.20
2026-03-09 13D/A KRP / Kimbell Royalty Partners, LP - Limited Partnership EnCap Partners GP, LLC 6,242,443 6.27 -37.02
2026-03-09 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 2,029,071 9.40 -20.71
2026-03-06 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 2,559,053 11.90 -18.32
2026-03-04 13D/A HESM / Hess Midstream LP Hess Investments North Dakota LLC 78,276,485 37.80 -0.58
2026-03-04 13D/A VNOM / Viper Energy, Inc. Diamondback Energy, Inc. 142,666,789 42.40 -7.99
2026-03-04 13D/A GPOR / Gulfport Energy Corporation Silver Point Capital L.P. 2,605,729 14.10 -24.47
2026-03-03 13D/A PED / PEDEVCO Corp. Sgk 2018 Revocable Trust 87,934,415 33.10 46.71
2026-03-03 13D/A PED / PEDEVCO Corp. Juniper Capital II GP, L.P. 137,231,404 51.59 -2.14
2026-02-23 13D/A GPRK / GeoPark Limited Parex Resources Inc. 6,085,086 11.80 0.00
2026-02-19 13D/A REPX / Riley Exploration Permian, Inc. Riley Exploration Group, LLC 2,106,079 9.59 -20.41
2026-02-17 13D/A KRP / Kimbell Royalty Partners, LP - Limited Partnership Kimbell Art Foundation 5,135,020 4.80
2026-02-12 13D/A PNRG / PrimeEnergy Resources Corporation Drimal Charles E Jr 1,323,070 56.70 -3.71
2026-02-10 13D/A REPX / Riley Exploration Permian, Inc. Bluescape Riley Exploration Holdings LLC 3,133,178 14.30 -9.21