401(k) · DOL Form 5500 · 2024

Mattson Technology, Inc. 401(k) Plan

Data updated 2026-08-25

$64M
Total assets Below avg plan size
276
Participants Below avg headcount
87th
Percentile by assets National rank
$232,909
Avg per participant Above avg balance/head
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Official DOL plan name: Mattson Technology, Inc. 401(k) Plan · Sponsored by Mattson Technology, Inc. · California · Manufacturing

$64M in assets, 276 participants

Mattson Technology, Inc.'s Mattson Technology, Inc. 401(k) Plan reported $64M in total assets and 276 participants in its 2024 DOL Form 5500 filing, ranking in the 87th 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.

  • #14,390 in Manufacturing (17,777 peers)

Coverage in California

Mattson Technology, Inc. 401(k) Plan covers 276 participants in California, about 44% of the average California filer (state average ~630 per filing). Assets: $64M.

#14,390
in Manufacturing (17,777 peers)
+3.9%
assets growth YoY
0.6×
vs typical plan assets (national mean)

Mattson Technology, Inc. 401(k) Plan's outsized position by total assets

Mattson Technology, Inc. 401(k) Plan vs every filed plan by assets

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

$64,282,869 Top 13% higher than 87% 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

Mattson Technology, Inc. 401(k) 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. Mattson Technology, Inc. 401(k) Plan sits mid-pack in the medium band (276 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Mattson Technology, Inc. 401(k) Plan reported net income fell from $11M in the plan year 2023 filing to $2M in the plan year 2024 filing.
  • Mattson Technology, Inc. 401(k) Plan reported participants rose from 264 in the plan year 2023 filing to 276 in the plan year 2024 filing.
  • Mattson Technology, Inc. 401(k) Plan end-of-year assets rose from $62M in the plan year 2023 filing to $64M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 770208119 · Mattson Technology, Inc. PY 2024 · 401(k)

Mattson Technology, Inc. 401(k) Plan · $64M · 276 · 87th

  • IND $64M
  • IND 276
  • IND 87th
  • IND 401(k)
  • IND near National Machinery LLC Savings Plan
  • IND ind #14390

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 California →

Mattson Technology, Inc. 401(k) Plan in the asset neighbourhood

Bl Companies 401(k) Plan$64MChemung Canal Trust Company Profit Sharing Savings & Investment PlanChemung Canal Trust Company …$64MMattson Technology, Inc. 401(k) PlanMattson Technology, Inc. 401…$64MNational Machinery LLC Savings PlanNational Machinery LLC Savin…$64MKawasaki Rail Car, Inc. 401(k) Investment Retirement PlanKawasaki Rail Car, Inc. 401(…$64M
End-of-year total assets ($M) among Mattson Technology, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$62M
Net Assets (End of Year)$64M
Net Income$2M
Employer EIN770208119
Plan Effective Date1994-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mattson Technology, Inc.)

Sponsor-wide plan assets over time

All Mattson Technology, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$64M 26.521716410529688% vs 2022
2024 filing year
$45M$50M$55M$60M$65M$70M 202220232024 $50.8M $64.3M ▲ +26.5%
Year Plans Participants Total Assets
2022 1 229 $51M
2023 1 264 $62M
2024 1 276 $64M

Nearby 401(k) Plans in California

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

Mattson Technology, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Mattson Technology, Inc. 401(k) Plan, Total assets ($B): 0.064282869 · Participants: 276Mattson Technology, Inc. 401(k) PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
Mattson Technology, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Mattson Technology, Inc. 401(k) Plan side-by-side with 3 peers →

Mattson Technology, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is National Machinery LLC Savings Plan in OH ($64M); by covered participants it is Fts International, LLC 401(k) Profit Sharing Plan in VA (276 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (276 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 Mattson Technology, Inc. 401(k) Plan assets move in 2024? ▼
Mattson Technology, Inc. 401(k) Plan edged up modestly - up 3.9% during 2024, from $62M to $64M. Reported net income was $2M.
How have Mattson Technology, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mattson Technology, Inc.'s sponsor-wide assets grew 26.5%, from $51M to $64M.
Where does Mattson Technology, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Mattson Technology, Inc. 401(k) Plan ranks in the 87th 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 Mattson Technology, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is National Machinery LLC Savings Plan in OH ($64M, 386 participants).
Which 401(k) plans cover a similar participant headcount to Mattson Technology, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Fts International, LLC 401(k) Profit Sharing Plan in VA (276 participants, $101M 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 770208119.

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.