401(k) · DOL Form 5500 · 2022

Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust

ERISA Form 5500 plan record drawn from DOL EBSA, verify with linked source filings below.

$30M
Total assets
827
Participants
72th
Percentile by assets

Sponsored by Mammoth Energy Partners LLC · Oklahoma · Utilities

What the 2022 filing shows

Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust holds $30M for 827 participants - about $36,591 per participant, above the median plan by assets, down 11.5% over the 2022 plan year.

$30M
total plan assets (2022 EOY)
827
covered participants
72th
percentile by assets (of 84,055 plans)
$36,591
avg assets per participant

The plan reported a net loss of $4M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Total Assets (2023)
$30M
Participants
827
State
Industry
Utilities

What the Filing Says About Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust

Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust is a 401(k) retirement plan sponsored by Mammoth Energy Partners LLC, headquartered in Oklahoma. As of the 2022 Form 5500 filing, the plan reports $30M in total end-of-year assets and covers 827 participants across the Utilities industry. The sponsor's EIN on file with the U.S. Department of Labor is 471902732, and the plan has been effective since 2013-01-01. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $34M at the beginning of 2022 to $30M at year-end - a decline of 11.5%. Net assets (after liabilities) closed the year at $30M, with reported net income of $-4,118,793 driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows, a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

Financial Summary (2023)

Total Assets (Beginning of Year)$34M
Total Assets (End of Year)$30M
Net Assets (End of Year)$30M
Net Income$-4,118,793
Plan Type401(k)
Employer EIN471902732
Plan Effective Date2013-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mammoth Energy Partners LLC)

Year Plans Participants Total Assets
2022 1 827 $30M
2023 1 1,094 $36M
2024 1 730 $41M

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Frequently Asked Questions

How much money is in the Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust?
As of the 2022 Form 5500 filing, Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust holds $30M in total assets with 827 participants. It is sponsored by Mammoth Energy Partners LLC.
What type of plan is Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust?
Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust is a 401(k) plan. It has been effective since 2013-01-01. The plan is filed with the U.S. Department of Labor under EIN 471902732.
Who sponsors the Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust?
Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust is sponsored by Mammoth Energy Partners LLC, located in Oklahoma. The sponsor's EIN is 471902732 and the plan operates in the Utilities industry.
How did Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust perform in 2022?
Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust declined by 11.5% during 2022, moving from $34M to $30M in total assets. Net income was $-4,118,793.
Where can I find official filings for Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust?
Official Form 5500 filings for Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 471902732 or plan name at efast.dol.gov.
How does Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust compare to other plans?
You can compare Mammoth Energy Partners 401(k) Profit Sharing Plan and Trust against other 401(k) plans on the plan type page, or view plans in Oklahoma on the state page. PlainRetire tracks all 402,674 ERISA-covered retirement plans in the U.S. that filed a Form 5500 for the 2023 plan year.

Explore PlainRetire

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 471902732.

Reference: IRS Publication 560, Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B, Distributions from IRAs, RMD rules under SECURE Act 2.0.

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