401(k) · DOL Form 5500 · 2024

Diamondback E & P LLC 401(k) Plan

Data updated 2026-08-11

$251M
Total assets
1,340
Participants
95th
Percentile by assets
$187,125
Avg per participant
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Official DOL plan name: Diamondback E & P LLC 401(k) Plan · Sponsored by Diamondback E & P LLC · Oklahoma · Management of Enterprises

$251M in assets, 1,340 participants

Diamondback E & P LLC's Diamondback E & P LLC 401(k) Plan reported $251M in total assets and 1,340 participants in its 2024 DOL Form 5500 filing, ranking in the 95th 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.

  • 95th percentile by assets (of 123,622 plans)
  • #970 in Management of Enterprises (1,133 peers)

Where Diamondback E & P LLC 401(k) Plan sits by assets

Diamondback E & P LLC 401(k) Plan sits in the top 5% of all filed plans by assets, $251M for 1,340 participants (~$187,125/participant), up 18.4% in 2024.

$251M
total plan assets (2024 EOY)
1,340
covered participants
95th
percentile by assets (of 123,622 plans)
$187,125
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Diamondback E & P LLC 401(k) Plan reported participants rose from 1 in the plan year 2023 filing to 1,340 in the plan year 2024 filing.
  • Diamondback E & P LLC 401(k) Plan reported net income rose from $1M in the plan year 2023 filing to $39M in the plan year 2024 filing.
  • Diamondback E & P LLC 401(k) Plan end-of-year assets rose from $93M in the plan year 2023 filing to $251M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Diamondback E & P LLC 401(k) Plan vs the 2024 asset distribution

By assets, Diamondback E & P LLC 401(k) Plan outranks 95% of the 123,622 plans that filed a Form 5500 for the 2024 plan year, and holds roughly 2.5x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$212M
Net Assets (End of Year)$251M
Net Income$39M
Employer EIN364728559
Plan Effective Date2007-11-15
Filing StatusFILING RECEIVED

Sponsor Plan History (Diamondback E & P LLC)

$100M$200M$300M$400M 202220232024 $167M $337M ▲ +101.9%
Total plan assets by year, all Diamondback E & P LLC plans on file
Year Plans Participants Total Assets
2022 1 897 $167M
2023 2 2 $187M
2024 3 1,355 $337M

Nearby 401(k) Plans in Oklahoma

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

Diamondback E & P LLC 401(k) Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants

Diamondback E & P LLC 401(k) Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants Scatter plot of 6 data points. 050001000015000 0246 Total assets ($B) Participants Diamondback E & P LL…Quiktrip Corporation…The Williams Investm…Oneok, Inc. 401(k) P…Bok Financial 401(k)…Devon Energy Corpora…
Diamondback E & P LLC 401(k) Plan vs. nearby 401(k) plans in Oklahoma, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Diamondback E & P LLC 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Diamondback E & P LLC 401(k) Plan assets move in 2024?
Diamondback E & P LLC 401(k) Plan grew sharply - up 18.4% during 2024, from $212M to $251M. Reported net income was $39M.
How have Diamondback E & P LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Diamondback E & P LLC's sponsor-wide assets grew 101.9%, from $167M to $337M.
Where does Diamondback E & P LLC 401(k) Plan rank by assets among Form 5500 filers?
Diamondback E & P LLC 401(k) Plan ranks in the 95th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Diamondback E & P LLC 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Hargrove 401(k) Plan and Trust in AL ($251M, 2,477 participants).

Scale reading

Ways to act on Diamondback E & P LLC 401(k) Plan's numbers.