Plan Ledger DOL Form 5500 · updated monthly

Marathon Oil Company401(k)

MARATHON OIL COMPANY THRIFT PLAN · HOUSTON, TX · plan year 2024

Reported admin expense ratio · 2024
0.03%

Peer grade: A · admin costs + employer contributions vs same-size plans · how grading works

Marathon Oil Company reported $307,495 in plan administrative expenses for 2024: 0.03% of average plan assets, lower than ~75% of peers. Employer contributions averaged $12,311 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.

Across the 2 years on file its reported administrative ratio rose from 0.02% to 0.03%. The plan sits in the $250M–$1B size bracket, benchmarked here against 2,883 comparable plans and shown alongside other mining, oil & gas extraction employers. By assets it is the 128th-largest of 5,688 plans among Texas employers on file, and the 15th of 612 in mining, oil & gas extraction. In 2024, employees put in $1.64 for every $1.00 the employer contributed; active participation has shrunk from 1,177 to 1,059 since 2022.

Plan summary
Net assets, end of year$923,176,526
Participants with balances2,321
Active participants1,059
Employer contributions$13,037,603
Employee contributions$21,408,210
Employer contribution per active participant$12,311
Average account balance$397,749
Benefits paid to participants$132,609,561
Plan auditUnmodified (clean) audit opinion
Plan history4
Yearassets · accounts · employer contribution
2025$0 · $10.0M emplr
2024$923.2M · 2,321 accts · $13.0M emplr
2023$882.7M · 2,469 accts · $12.3M emplr
2022$835.4M · 2,460 accts · $11.6M emplr
Administrative expenses, itemized · 2024
Recordkeeping & contract admin$103,093
Investment management$204,402
Total administrative$307,495
The Marathon Oil Company 401(k) match · 2024
Employer contribution per active participant$12,311
Median for plans this size$4,294
2024$12,311 per active participant
2023$9,617 per active participant
2022$9,836 per active participant

Marathon Oil Company's 2024 employer contribution ran above the $4,294 median for plans its size, placing it in the top quarter of its peers. Filings report dollars actually contributed, not the match formula; the formula itself (for example, 50% of the first 6% of pay) lives in the plan's summary plan description from HR.

What these fees cost you

Annual cost at the plan's reported 2024 administrative ratio, against the median plan its size; fund expense ratios are extra. Compare any plan.

Service providers · 20242
FID INV INST OPS CO · Recordkeeping · Loan processing$103,464
STRATEGIC ADVISORS, INC. · Investment advisory (plan)$204,402

Compensation shown is direct payments from plan assets reported on Schedule C. Providers paid through fund revenue-sharing appear as indirect.

Recordkeeper by year3
2025Fidelity
2024Fidelity
2023Fidelity

Looking for an account from a past job here? How to find an old 401(k).

Administrative cost history4
2025Not separately reported
2024$307,495 · 0.03%
2023$350,252 · 0.04%
2022$177,445 · 0.02%
Same employer
Similar plansMining, Oil & Gas Extraction · Texas
Energy Transfer LP TX$2.8B · 0.05%
Eog Resources, Inc. TX$1.3B · 0.02%
Hilcorp Energy Company TX$817.8M · 0.04%

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Source: U.S. Department of Labor, Form 5500 series, EIN 251410539 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.