401(k)
2023 plan-year 401(k) DOL Form 5500

Post Holdings, Inc. Savings Investment Plan

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

Sponsored by Post Holdings, Inc. · Missouri · Manufacturing

What the 2023 filing shows

Post Holdings, Inc. Savings Investment Plan holds $972M for 5,610 participants — about $173,252 per participant, up 16.1% over the 2023 plan year.

$972M
total plan assets (2023 EOY)
5,610
covered participants
$173,252
avg assets per participant
+16.1%
assets growth YoY
Total Assets (2023)
$972M
Participants
5,610
State
Industry
Manufacturing

What the Filing Says About Post Holdings, Inc. Savings Investment Plan

Post Holdings, Inc. Savings Investment Plan is a 401(k) retirement plan sponsored by Post Holdings, Inc., headquartered in Missouri. As of the 2023 Form 5500 filing, the plan reports $972M in total end-of-year assets and covers 5,610 participants across the Manufacturing industry. The sponsor's EIN on file with the U.S. Department of Labor is 453355106, and the plan has been effective since 2012-02-04. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $837M at the beginning of 2023 to $972M at year-end — a gain of 16.1%. Net assets (after liabilities) closed the year at $972M, with reported net income of $135M 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)$837M
Total Assets (End of Year)$972M
Net Assets (End of Year)$972M
Net Income$135M
Plan Type401(k)
Employer EIN453355106
Plan Effective Date2012-02-04
Filing StatusFILING RECEIVED

Sponsor Plan History (Post Holdings, Inc.)

Year Plans Participants Total Assets
2022 2 6,095 $927M
2023 2 5,930 $1.1B
2024 1 6,697 $1.1B

Nearby 401(k) Plans in Missouri

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

Frequently Asked Questions

How much money is in the Post Holdings, Inc. Savings Investment Plan?
As of the 2023 Form 5500 filing, Post Holdings, Inc. Savings Investment Plan holds $972M in total assets with 5,610 participants. It is sponsored by Post Holdings, Inc..
What type of plan is Post Holdings, Inc. Savings Investment Plan?
Post Holdings, Inc. Savings Investment Plan is a 401(k) plan. It has been effective since 2012-02-04. The plan is filed with the U.S. Department of Labor under EIN 453355106.
Who sponsors the Post Holdings, Inc. Savings Investment Plan?
Post Holdings, Inc. Savings Investment Plan is sponsored by Post Holdings, Inc., located in Missouri. The sponsor's EIN is 453355106 and the plan operates in the Manufacturing industry.
How did Post Holdings, Inc. Savings Investment Plan perform in 2023?
Post Holdings, Inc. Savings Investment Plan grew by 16.1% during 2023, moving from $837M to $972M in total assets. Net income was $135M.
Where can I find official filings for Post Holdings, Inc. Savings Investment Plan?
Official Form 5500 filings for Post Holdings, Inc. Savings Investment Plan are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 453355106 or plan name at efast.dol.gov.
How does Post Holdings, Inc. Savings Investment Plan compare to other plans?
You can compare Post Holdings, Inc. Savings Investment Plan against other 401(k) plans on the plan type page, or view plans in Missouri on the state page. PlainRetire tracks the 5,000 largest retirement plans in the U.S. by total assets.

Explore PlainRetire

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 453355106.

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.