4,762 mining, quarrying, oil & gas employer plans hold $107.2B in assets across 1,144,341 active participants, per DOL Form 5500 filings.
| Sponsor / Plan | Location | Participants | Assets |
|---|---|---|---|
| Conocophillips Company Conocophillips Savings Plan | Houston, TX | 6,894 | $6.7B |
| Halliburton Company Halliburton Retirement and Savings Plan | Houston, TX | 14,859 | $4.5B |
| CRH Americas, Inc. CRH Americas 401(k) Plan | Atlanta, GA | 38,242 | $4.2B |
| Baker Hughes Holdings LLC Baker Hughes Company 401(k) Plan | Houston, TX | 11,706 | $4.0B |
| Occidental Petroleum Corporation Occidental Petroleum Corporation Savings Plan | Houston, TX | 9,533 | $3.5B |
| UMWA 1974 Pension Trust Board of Trustees United Mine Workers of America 1974 Pension Plan | Washington, DC | 58 | $3.5B |
| Aramco Shared Benefits Company Aramco U.S. Savings Plan | Houston, TX | 1,765 | $2.9B |
| Energy Transfer LP Energy Transfer LP 401(k) Plan | Houston, TX | 13,406 | $2.8B |
| Freeport-McMoran Inc. Freeport-McMoran Inc. Employee Capital Accumulation Program | Phoenix, AZ | 14,200 | $2.7B |
| Aramco Shared Benefits Company Aramco U.S. Retirement Income Plan | Houston, TX | 1,416 | $1.8B |
| Vulcan Materials Company Vulcan 401(k) Plan | Birmingham, AL | 9,218 | $1.5B |
| Freeport Minerals Corporation Freeport Minerals Corporation Retirement Plan | Phoenix, AZ | 2,392 | $1.4B |
| Conocophillips Company Conocophillips Retirement Plan | Houston, TX | 3,611 | $1.4B |
| Barrick Gold of North America, Inc. Barrick Retirement Plan | ELKO, NV | 7,384 | $1.3B |
| EOG Resources, Inc. EOG Resources, Inc. Savings and Retirement Plan | Houston, TX | 3,003 | $1.3B |
| Occidental Petroleum Corporation Occidental Petroleum Corporation Retirement Plan | Houston, TX | 9,179 | $1.3B |
| Martin Marietta Materials, Inc. Martin Marietta Pension Plan | Raleigh, NC | 8,654 | $1.3B |
| Transocean International Limited Transocean U.S. Retirement Plan | — | 854 | $1.2B |
| Devon Energy Corporation Devon Energy Corporation Incentive Savings Plan | Oklahoma City, OK | 2,305 | $1.1B |
| Marathon Oil Company Marathon Oil Company Thrift Plan | Houston, TX | 1,059 | $923.2M |
| Rio Tinto America Inc. Rio Tinto America Inc. Retirement Plan | South Jordan, UT | 1,472 | $916.1M |
| Martin Marietta Materials, Inc. Martin Marietta Savings and Investment Plan | Raleigh, NC | 8,886 | $903.5M |
| Peabody Investments Corp. Peabody Investments Corp. Employee Retirement Account | St. Louis, MO | 3,712 | $864.2M |
| Pioneer Natural Resources USA, Inc. Pioneer Natural Resources USA, Inc. 401(k) and Matching Plan | Irving, TX | 1,917 | $850.0M |
| Helmerich & Payne, Inc. The Helmerich & Payne, Inc. 401(k)/Thrift Plan | Tulsa, OK | 6,200 | $844.3M |
| Transocean International Limited Transocean U.S. Savings Plan | — | 2,310 | $838.7M |
| Hilcorp Energy Company Hilcorp Energy Company 401(k) Savings Plan | Houston, TX | 3,848 | $817.8M |
| Totalenergies Finance USA, Inc. Totalenergies Finance USA, Inc. Employee Savings Plan | Houston, TX | 2,475 | $788.4M |
| Nacco Natural Resources Corporation Nacco Natural Resources Retirement Savings Plan | Plano, TX | 1,757 | $768.4M |
| Championx LLC Championx 401(k) Plan | Sugar Land, TX | 4,147 | $724.1M |
| Apache Corporation Apache Corporation 401(k) Savings Plan | Houston, TX | 1,563 | $715.3M |
| Rio Tinto America Inc. Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan | South Jordan, UT | 2,148 | $687.0M |
| ARCH Resources, Inc. ARCH Resources, Inc. 401(k) Plan | St. Louis, MO | 3,271 | $650.4M |
| Alliance Coal, LLC Alliance Coal, LLC and Affiliates Profit Sharing and Savings Plan | Tulsa, OK | 3,732 | $639.0M |
| Patterson-UTI Energy, Inc. Patterson-UTI Energy, Inc. 401(k) Profit Sharing Plan | Snyder, TX | 8,297 | $613.0M |
| The Brink's Company The Brink's Company Frozen Pension Plan | Richmond, VA | 651 | $587.7M |
| Weatherford International, LLC Weatherford International, LLC 401(k) Savings Plan | Houston, TX | 3,061 | $581.4M |
| Ovintiv USA, Inc. Ovintiv U.S. Retirement Plan | Denver, CO | 948 | $547.2M |
| Core Natural Resources, Inc. The Consol Energy Inc. Employee Retirement Plan | Canonsburg, PA | 854 | $511.5M |
| The Brink's Company The Brink's Company 401(k) Plan | Richmond, VA | 8,339 | $508.5M |
| CRC Services, LLC California Resources Corporation Savings Plan | Long Beach, CA | 1,565 | $501.4M |
| Ensco International Incorporated The Rowan Pension Plan | Houston, TX | 186 | $473.9M |
| Legacy Vulcan LLC Vulcan Materials Company Pension Plan | Vestavia Hills, AL | 697 | $471.3M |
| Board of Trustees of the UMWA 1985 Construction Workers United Mine Workers of America 1985 Construction Workers Pension Plan | Wheeling, WV | 195 | $469.6M |
| EQT Corporation EQT Corporation Employee Savings Plan | Pittsburgh, PA | 1,501 | $456.8M |
| The Cleveland-Cliffs Iron Company Pension Plan for Hourly Employees of the Cleveland-Cliffs Iron Company and Its Associated Employers | Cleveland, OH | 685 | $448.0M |
| Coterra Energy Inc. Coterra Energy Inc. Retirement Savings Plan | Houston, TX | 906 | $442.8M |
| CNX Resources Corporation CNX Resources Corporation Investment Plan for Salaried Employees | Canonsburg, PA | 459 | $438.6M |
| Devon Energy Corporation Retirement Plan for Employees of Devon Energy Corporation | Oklahoma City, OK | 147 | $434.9M |
| Choctaw Nation of Oklahoma Choctaw Nation of Oklahoma Thrift Plan | Durant, OK | 13,025 | $424.7M |
| Hunt Consolidated, Inc. Hunt Consolidated, Inc. Fidelity Thrift Plan | Dallas, TX | 864 | $415.0M |
| Kinross Gold U.S.A., Inc. Kinross Gold Retirement Plan | Denver, CO | 2,077 | $407.6M |
| Continental Resources, Inc. Continental Resources, Inc. 401(k) | Oklahoma City, OK | 1,400 | $389.7M |
| Alpha Metallurgical Resources, LLC Alpha Metallurgical Resources 401(k) Retirement Savings Plan | Bristol, TN | 3,913 | $378.3M |
| Diamond Offshore Management Company Diamond Offshore 401(k) Plan | Houston, TX | 948 | $377.4M |
| Nabors Industries, Inc. Nabors Industries, Inc. Retirement Savings Plan | Houston, TX | 3,978 | $370.9M |
| Alpha Natural Resources, LLC Alpha Legacy Company Pension Plan | Bristol, TN | 1,017 | $368.7M |
| Morton Investment Company LLC Morton Salt 401(k) Savings Plan | Overland Park, KS | 1,845 | $356.5M |
| Baker Hughes Holdings LLC Baker Hughes Company Pension Plan | Houston, TX | 3,851 | $356.0M |
| AERA Energy Services Company AERA Energy Services Company Cash Balance Plan | Bakersfield, CA | 609 | $355.3M |
| Noble Services Company LLC Noble Services Company LLC 401(k) and Profit Sharing Plan | Sugar Land, TX | 1,299 | $344.2M |
| Liberty Energy Services LLC Liberty Energy Services 401(k) Savings Plan | Denver, CO | 5,161 | $341.5M |
| Newmont USA Limited Retirement Savings Plan of Newmont | Denver, CO | 1,169 | $341.3M |
| Energy Transfer LP Energy Transfer LP Postretirement Medical and Death Benefit Program | Houston, TX | 0 | $337.7M |
| Imerys USA Inc. Imerys USA 401(k) Plan | Roswell, GA | 1,284 | $309.8M |
| Equinor US Holdings Inc. Equinor US Holdings Inc. 401(k) Retirement Plan | Stamford, CT | 666 | $309.7M |
| Calumet GP, LLC Calumet GP, LLC Retirement Savings Plan | Indianapolis, IN | 1,725 | $307.0M |
| Merit Energy Company, LLC Merit Energy Company Savings Trust | Dallas, TX | 880 | $277.3M |
| Stillwater Mining Company Stillwater Mining Company Bargaining UNIT 401(k) Plan | Columbus, MT | 759 | $276.3M |
| RPC, Inc. RPC 401(k) Plan | Atlanta, GA | 3,089 | $274.2M |
| Apache Corporation Apache Corporation Money Purchase Retirement Plan | Houston, TX | 1,583 | $271.3M |
| Newmont USA Limited Pension Plan of Newmont | Denver, CO | 822 | $271.0M |
| Core Natural Resources, Inc. Consol Energy Inc. Investment Plan | Canonsburg, PA | 2,065 | $270.5M |
| Western Midstream Services, LLC Western Midstream Savings Plan | The Woodlands, TX | 1,516 | $269.2M |
| American Consolidated Natural Resources, Inc. American Consolidated Natural Resources, Inc. Savings and Security Plan | St. Clairsville, OH | 1,407 | $266.8M |
| Oil States International, Inc. Oil States International, Inc. Retirement Plan | Houston, TX | 1,613 | $252.8M |
| Covia Holdings LLC Covia Retirement Savings Plan | Independence, OH | 1,520 | $247.1M |
| Cleveland-Cliffs Inc. Cleveland-Cliffs Inc. & Its Associated Employers Salaried Employees Savings Plan | Cleveland, OH | 774 | $241.3M |
| Repsol Services Company Repsol Services Company 401(k) Plan | The Woodlands, TX | 670 | $240.7M |
| Rosebud Mining Company Rosebud Mining Company 401(k) Plan | Kittanning, PA | 922 | $235.1M |
| Board of Trustees - UMWA Cash Deferred Savings Plan of 1988 United Mine Workers of America Cash Deferred Savings Plan of 1988 | Washington, DC | 2,247 | $234.8M |
| Petro-Hunt, L.L.C. Affiliated Thrift Plan | Dallas, TX | 484 | $224.8M |
| Asarco LLC Retirement Income Plan for Hourly-Rated Employees of Asarco LLC | Sahuarita, AZ | 275 | $222.8M |
| Hunt Consolidated, Inc. Hunt Consolidated, Inc. Fidelity Pension Plan | Dallas, TX | 202 | $222.4M |
| Drummond Company, Inc. Drummond Company, Inc. Revised Pension Plan | Birmingham, AL | 252 | $221.5M |
| Board of Trustees, United Mine Work ERS of America 1993 Benefit Plan United Mine Workers of America 1993 Benefit Plan | Washington, DC | 2,089 | $216.1M |
| Mewbourne Oil Company Employees' 401(k) Plan Mewbourne Oil Company Employees' 401(k) Plan | Tyler, TX | 781 | $215.5M |
| U.S. Silica Company U.S. Silica Retirement Savings Plan | KATY, TX | 1,746 | $215.0M |
| Navajo Transitional Energy Company, LLC NTEC 401(k) Plan II | Broomfield, CO | 1,050 | $209.6M |
| Tilden Mining Company L.C. Program of Hospital and Medical Benefits for Eligible Pensioners and Surviving Spouses | Cleveland, OH | — | $209.1M |
| Rogers Group, Inc. Rogers Group, Inc.& Affiliates Retirement Savings Plan | Nashville, TN | 3,037 | $205.9M |
| Superior Energy Services, Inc. Superior Energy 401(k) Plan | Houston, TX | 996 | $202.3M |
| Equinor US Holdings Inc. Equinor US Holdings Inc. Money Purchase Pension Plan | Stamford, CT | 734 | $199.6M |
| Carmeuse LIME, Inc. Carmeuse LIME, Inc. 401(k) Plan | Pittsburgh, PA | 945 | $197.9M |
| SM Energy Company SM Energy Company 401(k) Profit Sharing Plan | Denver, CO | 651 | $190.3M |
| Coeur Mining, Inc. Coeur Mining Defined Contribution and 401(k) Plan | Chicago, IL | 1,192 | $186.2M |
| Genesis Energy, LLC Genesis Energy, LLC Profit Sharing & Retirement Savings Plan | Houston, TX | 1,064 | $184.7M |
| TECK American, Inc. & Subsidiaries TECK American Incorporated Retirement Savings Plan | Spokane, WA | 852 | $181.9M |
| Frank's International, LLC Expro U.S. Employee 401(k) Plan | Houston, TX | 1,161 | $179.1M |
| LUCK Stone Corporation LUCK Stone Corporation 401(k) Plan | Manakin-Sabot, VA | 985 | $174.5M |
