401(k) · DOL Form 5500 · 2023

Kosmos Energy, LLC 401(k) Plan

Data updated 2026-08-25

$86M
Total assets Below avg plan size
191
Participants Below avg headcount
90th
Percentile by assets National rank
$452,526
Avg per participant High balance/head
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Official DOL plan name: Kosmos Energy 401(k) Plan · Sponsored by Kosmos Energy, LLC · Texas · Mining & Oil Extraction

$86M in assets, 191 participants

Kosmos Energy, LLC's Kosmos Energy 401(k) Plan reported $86M in total assets and 191 participants in its 2023 DOL Form 5500 filing, ranking in the 90th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #652 in Mining & Oil Extraction (811 peers)

Coverage in Texas

Kosmos Energy 401(k) Plan covers 191 participants in Texas, about 28% of the average Texas filer (state average ~688 per filing). Assets: $86M.

#652
in Mining & Oil Extraction (811 peers)
+26.3%
assets growth YoY
0.9×
vs typical plan assets (national mean)

Kosmos Energy 401(k) Plan's outsized position by total assets

Kosmos Energy 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$86,432,501 Top 10% higher than 90% of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Kosmos Energy 401(k) Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Kosmos Energy 401(k) Plan sits mid-pack in the medium band (191 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Kosmos Energy 401(k) Plan reported net income rose from -$17M in the plan year 2022 filing to $18M in the plan year 2023 filing.
  • Kosmos Energy 401(k) Plan end-of-year assets rose from $68M in the plan year 2022 filing to $86M in the plan year 2023 filing.
  • Kosmos Energy 401(k) Plan reported participants rose from 189 in the plan year 2022 filing to 191 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 753117910 · Kosmos Energy, LLC PY 2023 · 401(k)

Kosmos Energy 401(k) Plan · $86M · 191 · 90th

  • BOOK $86M
  • VS-ST 191
  • BOY 90th
  • SCH 401(k)
  • EBSA near Anderson Trucking Service, Inc. Profit Sharing and 401(k) Plan
  • PART ind #652

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Mining & Oil Extraction retirement plans → · Plans in Texas →

Kosmos Energy 401(k) Plan in the asset neighbourhood

Kosmos Energy 401(k) Plan$86MAnderson Trucking Service, Inc. Profit Sharing and 401(k) PlanAnderson Trucking Service, I…$86MBergstrom Corporation 401(k) PlanBergstrom Corporation 401(k)…$86MArtivion, Inc. Profit Sharing 401(k) PlanArtivion, Inc. Profit Sharin…$86MMonotype Imaging Inc. Employee Savings PlanMonotype Imaging Inc. Employ…$86M
End-of-year total assets ($M) among Kosmos Energy 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Texas filing particulars

Total Assets (Beginning of Year)$68M
Net Assets (End of Year)$86M
Net Income$18M
Employer EIN753117910
Plan Effective Date2007-06-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Kosmos Energy, LLC)

Sponsor-wide plan assets over time

All Kosmos Energy, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$101M 48.088861452070894% vs 2022
2024 filing year
$60M$70M$80M$90M$100M$110M 202220232024 $68.4M $101M ▲ +48.1%
Year Plans Participants Total Assets
2022 1 189 $68M
2023 1 191 $86M
2024 1 199 $101M

Nearby 401(k) Plans in Texas

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Kosmos Energy 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -1001020304050 Total assets ($B) Participants Kosmos Energy 401(k) Plan, Total assets ($B): 0.086432501 · Participants: 191Kosmos Energy 401(k) PlanAT&T Retirement Savings Plan, Total assets ($B): 40.012012 · Participants: 119854AT&T Retirement Savings PlanExxonmobil Savings Plan, Total assets ($B): 21.917 · Participants: 23477Exxonmobil Savings PlanCaterpillar 401(k) Savings Plan, Total assets ($B): 16.496476432 · Participants: 41679Caterpillar 401(k) Savings PlanAmerican Airlines, Inc. 401(k) Plan, Total assets ($B): 14.680189879 · Participants: 88792American Airlines, Inc. 401(k) PlanDell Inc. 401(k) Plan, Total assets ($B): 13.529835 · Participants: 45686Dell Inc. 401(k) Plan
Kosmos Energy 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants
Compare Kosmos Energy 401(k) Plan side-by-side with 3 peers →

Kosmos Energy 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Texas, the nearest 401(k) by assets is Anderson Trucking Service, Inc. Profit Sharing and 401(k) Plan in MN ($86M); by covered participants it is Cwb Holdings, Inc. 401(k) Plan in CO (191 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (191 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Kosmos Energy 401(k) Plan assets move in 2023? ▼
Kosmos Energy 401(k) Plan grew sharply - up 26.3% during 2023, from $68M to $86M. Reported net income was $18M.
How have Kosmos Energy, LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Kosmos Energy, LLC's sponsor-wide assets grew 48.1%, from $68M to $101M.
Where does Kosmos Energy 401(k) Plan rank by assets among Form 5500 filers? ▼
Kosmos Energy 401(k) Plan ranks in the 90th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Kosmos Energy 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Anderson Trucking Service, Inc. Profit Sharing and 401(k) Plan in MN ($86M, 1,387 participants).
Which 401(k) plans cover a similar participant headcount to Kosmos Energy 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Cwb Holdings, Inc. 401(k) Plan in CO (191 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 753117910.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.