401(k) · DOL Form 5500 · 2024

Mutual Materials Company 401(k) Plan

Data updated 2026-08-25

$35M
Total assets Below avg plan size
406
Participants Below avg headcount
80th
Percentile by assets National rank
$87,094
Avg per participant Below avg balance/head
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Official DOL plan name: Mutual Materials Company Savings Plan · Sponsored by Mutual Materials Company · Washington · Manufacturing

$35M in assets, 406 participants

Mutual Materials Company's Mutual Materials Company Savings Plan reported $35M in total assets and 406 participants in its 2024 DOL Form 5500 filing, ranking in the 80th 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.

  • #12,771 in Manufacturing (17,777 peers)

Coverage in Washington

Mutual Materials Company Savings Plan covers 406 participants in Washington, about 28% of the average Washington filer (state average ~1,476 per filing). Assets: $35M.

#12,771
in Manufacturing (17,777 peers)
+3.8%
assets growth YoY
0.4×
vs typical plan assets (national mean)

Mutual Materials Company Savings Plan's outsized position by total assets

Mutual Materials Company Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$35,360,287 Top 20% higher than 80% of 123,620 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 2024

Mutual Materials Company Savings Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mutual Materials Company Savings Plan sits mid-pack in the medium band (406 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mutual Materials Company Savings Plan reported net income fell from $4M in the plan year 2023 filing to $1M in the plan year 2024 filing.
  • Mutual Materials Company Savings Plan reported participants fell from 430 in the plan year 2023 filing to 406 in the plan year 2024 filing.
  • Mutual Materials Company Savings Plan end-of-year assets rose from $34M in the plan year 2023 filing to $35M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 910158750 · Mutual Materials Company PY 2024 · 401(k)

Mutual Materials Company Savings Plan · $35M · 406 · 80th

  • IND $35M
  • EOY 406
  • 5500 80th
  • ASSETS 401(k)
  • PCT near First Financial Resources, Inc. Profit Sharing Plan and Trust
  • EIN ind #12771

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 Manufacturing retirement plans → · Plans in Washington →

Mutual Materials Company Savings Plan in the asset neighbourhood

Sonic Automotive, Inc. Northern California Ula 401(k) PlanSonic Automotive, Inc. North…$35MMutual Materials Company Savings PlanMutual Materials Company Sav…$35MFirst Financial Resources, Inc. Profit Sharing Plan and TrustFirst Financial Resources, I…$35MSovos Brands 401(k) Plan$35MAc Martin, Inc. 401(k) Plan$35M
End-of-year total assets ($M) among Mutual Materials Company Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Washington filing particulars

Total Assets (Beginning of Year)$34M
Net Assets (End of Year)$35M
Net Income$1M
Employer EIN910158750
Plan Effective Date1984-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mutual Materials Company)

Sponsor-wide plan assets over time

All Mutual Materials Company plans reported in each filing year

Latest sponsor-wide plan assets
$35M 17.914006773130993% vs 2022
2024 filing year
$28M$30M$32M$34M$36M 202220232024 $30M $35.4M ▲ +17.9%
Year Plans Participants Total Assets
2022 1 425 $30M
2023 1 430 $34M
2024 1 406 $35M

Nearby 401(k) Plans in Washington

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

Mutual Materials Company Savings Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Mutual Materials Company Savings Plan, Total assets ($B): 0.035360287 · Participants: 406Mutual Materials Company Savings PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 73.910477714 · Participants: 139394The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 65.646011638 · Participants: 118818Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 41.017392708 · Participants: 202468Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 34.593744657 · Participants: 1209303Amazon 401(k) Plan401(k) Savings Plan, Total assets ($B): 10.074085187 · Participants: 86668401(k) Savings Plan
Mutual Materials Company Savings Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Mutual Materials Company Savings Plan side-by-side with 3 peers →

Mutual Materials Company Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is First Financial Resources, Inc. Profit Sharing Plan and Trust in TX ($35M); by covered participants it is Corsa Coal Napp Division 401(k) Retirement Savings Plan in PA (406 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (406 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Mutual Materials Company Savings Plan assets move in 2024? ▼
Mutual Materials Company Savings Plan edged up modestly - up 3.8% during 2024, from $34M to $35M. Reported net income was $1M.
How have Mutual Materials Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mutual Materials Company's sponsor-wide assets grew 17.9%, from $30M to $35M.
Where does Mutual Materials Company Savings Plan rank by assets among Form 5500 filers? ▼
Mutual Materials Company Savings Plan ranks in the 80th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Mutual Materials Company Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is First Financial Resources, Inc. Profit Sharing Plan and Trust in TX ($35M, 268 participants).
Which 401(k) plans cover a similar participant headcount to Mutual Materials Company Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Corsa Coal Napp Division 401(k) Retirement Savings Plan in PA (406 participants, $33M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 910158750.

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.