4,759 mining, quarrying, oil & gas employer plans hold $117.6B in assets across 1,149,116 active participants, per DOL Form 5500 filings.
| Sponsor / Plan | Location | Participants | Assets |
|---|---|---|---|
| CONOCOPHILLIPS COMPANY CONOCOPHILLIPS SAVINGS PLAN | HOUSTON, TX | 6,894 | $6.7B |
| CLEVELAND-CLIFFS INC. CLEVELAND-CLIFFS INC. DEFINED CONTRIBUTION PLAN MASTER TRUST | CLEVELAND, OH | — | $4.7B |
| 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 401K 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 |
| HALLIBURTON COMPANY S&P 500 INDEX STRATEGY HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $750.3M |
| 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 |
| CONOCOPHILLIPS COMPANY CONOCOPHILLIPS COMPANY DEFINED CONTRIBUTION PLANS MASTER TRUST | HOUSTON, TX | — | $690.2M |
| 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 |
| HALLIBURTON COMPANY LONG TARGET DATE RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $646.0M |
| 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 |
| HALLIBURTON COMPANY STABLE VALUE STRATEGY HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $454.7M |
| 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 |
| HALLIBURTON COMPANY LARGE CAP EQUITY STRATEGY HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $348.2M |
| HALLIBURTON COMPANY 2045 RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $347.0M |
| 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 |
| HALLIBURTON COMPANY 2040 RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $314.4M |
| 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 |
| HALLIBURTON COMPANY 2035 RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $285.9M |
| 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 |
| HALLIBURTON COMPANY 2030 RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $261.1M |
| 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 |
| MARATHON OIL COMPANY RETIREMENT PLAN OF MARATHON OIL COMPANY | HOUSTON, TX | 1,051 | $241.1M |
| 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 |
| HALLIBURTON COMPANY 2025 RETIREMENT PORTFOLIO HALLIBURTON COMPANY EMPLOYEE BENEFIT MASTER TRUST | HOUSTON, TX | — | $214.3M |
