401(k) · DOL Form 5500 · 2023

Thermo Fisher Scientific, Inc. 401(k) Plan

Data updated 2026-08-25

$7.5B
Total assets Very large vs avg
41,102
Participants Very large workforce
100th
Percentile by assets National rank
$182,713
Avg per participant Above avg balance/head
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Official DOL plan name: Thermo Fisher Scientific Inc. 401(k) Retirement Plan · Sponsored by Thermo Fisher Scientific, Inc. · Pennsylvania · Wholesale Trade

$7.5B in assets, 41,102 participants

Thermo Fisher Scientific, Inc.'s Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported $7.5B in total assets and 41,102 participants in its 2023 DOL Form 5500 filing, ranking in the 100th 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.

  • #6,307 in Wholesale Trade (6,309 peers)

Coverage in Pennsylvania

Thermo Fisher Scientific Inc. 401(k) Retirement Plan covers 41,102 participants in Pennsylvania, 50x the typical Pennsylvania plan (state average ~822 per filing). Assets: $7.5B.

#6,307
in Wholesale Trade (6,309 peers)
+13.8%
assets growth YoY
75×
vs typical plan assets (national mean)

Thermo Fisher Scientific Inc. 401(k) Retirement Plan's outsized position by total assets

Thermo Fisher Scientific Inc. 401(k) Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$7,509,872,000 Highest reported value at or above every one of 127,068 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 2023

Thermo Fisher Scientific Inc. 401(k) Retirement Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Thermo Fisher Scientific Inc. 401(k) Retirement Plan is a mega filing (41,102 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported net income rose from -$1.1B in the plan year 2022 filing to $892M in the plan year 2023 filing.
  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan end-of-year assets rose from $6.6B in the plan year 2022 filing to $7.5B in the plan year 2023 filing.
  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported participants rose from 39,177 in the plan year 2022 filing to 41,102 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 042209186 · Thermo Fisher Scientific, Inc. PY 2023 · 401(k)

Thermo Fisher Scientific Inc. 401(k) Retirement Plan · $7.5B · 41,102 · 100th

  • RANK $7.5B
  • RANK 41,102
  • RANK 100th
  • RANK 401(k)
  • RANK near Marathon Petroleum Thrift Plan
  • RANK ind #6307

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 Wholesale Trade retirement plans → · Plans in Pennsylvania →

Thermo Fisher Scientific Inc. 401(k) Retirement Plan in the asset neighbourhood

Warner Bros. Discovery 401(k) Savings PlanWarner Bros. Discovery 401(k…$7.6BThermo Fisher Scientific Inc. 401(k) Retirement PlanThermo Fisher Scientific Inc…$7.5BMarathon Petroleum Thrift PlanMarathon Petroleum Thrift Pl…$7.5BDeferred Salary Plan of the Electrical IndustryDeferred Salary Plan of the …$7.5BAlbertsons Companies 401(k) PlanAlbertsons Companies 401(k) …$7.4B
End-of-year total assets ($B) among Thermo Fisher Scientific Inc. 401(k) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$6.6B
Net Assets (End of Year)$7.5B
Net Income$892M
Employer EIN042209186
Plan Effective Date1986-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Thermo Fisher Scientific, Inc.)

Sponsor-wide plan assets over time

All Thermo Fisher Scientific, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$11.2B 48.01370530066246% vs 2022
2024 filing year
$6B$8B$10B$12B 202220232024 $7.54B $11.2B ▲ +48.0%
Year Plans Participants Total Assets
2022 2 41,000 $7.5B
2023 2 42,781 $8.5B
2024 2 37,667 $11.2B

Nearby 401(k) Plans in Pennsylvania

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

Thermo Fisher Scientific Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 5101520 Total assets ($B) Participants Thermo Fisher Scientific Inc. 401(k) Retirement Plan, Total assets ($B): 7.509872 · Participants: 41102Thermo Fisher Scientific Inc. 401(k) Retirement PlanComcast Corporation Retirement - Investment Plan, Total assets ($B): 17.368669862 · Participants: 93136Comcast Corporation Retirement - Investment PlanCigna 401(k) Plan, Total assets ($B): 13.003870935 · Participants: 66760Cigna 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 9.765617477 · Participants: 18200The Vanguard Retirement and Savings PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 9.339762 · Participants: 61697The PNC Financial Services Group, Inc. Incentive Savings PlanThe Bank of New York Mellon Corporation 401(k) Savings Plan, Total assets ($B): 8.955655142 · Participants: 25184The Bank of New York Mellon Corporation 401(k) Savings Plan
Thermo Fisher Scientific Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants
Compare Thermo Fisher Scientific Inc. 401(k) Retirement Plan side-by-side with 3 peers →

Scale composition for Thermo Fisher Scientific Inc. 401(k) Retirement Plan

Thermo Fisher Scientific Inc. 401(k) Retirement Plan reports $7.5B in end-of-year assets across 41,102 participants (0.061% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.044% of 93,925,755 covered participants) - about $182,713 per participant (1.3x the national average assets-per-participant) . Net income for plan year 2023 was $892M.

This plan identity (EIN 042209186, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $6.6B to $10.3B (+55.5%) while covered participants moved from 39,177 to 36,150 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 39,177 $6.6B Open filing
2023 41,102 $7.5B This page
2024 · index core 36,150 $10.3B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

Thermo Fisher Scientific Inc. 401(k) Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Pennsylvania, the nearest 401(k) by assets is Marathon Petroleum Thrift Plan in OH ($7.5B); by covered participants it is Barrett Business Services, Inc. Retirement Savings Plan in WA (41,106 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($7.5B here).

Similar participant headcount

Nearest other-state filings by covered participants (41,102 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Thermo Fisher Scientific Inc. 401(k) Retirement Plan assets move in 2023? ▼
Thermo Fisher Scientific Inc. 401(k) Retirement Plan grew at a solid clip - up 13.8% during 2023, from $6.6B to $7.5B. Reported net income was $892M.
How have Thermo Fisher Scientific, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Thermo Fisher Scientific, Inc.'s sponsor-wide assets grew 48.0%, from $7.5B to $11.2B.
Where does Thermo Fisher Scientific Inc. 401(k) Retirement Plan rank by assets among Form 5500 filers? ▼
Thermo Fisher Scientific Inc. 401(k) Retirement Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Thermo Fisher Scientific Inc. 401(k) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Marathon Petroleum Thrift Plan in OH ($7.5B, 17,818 participants).
Which 401(k) plans cover a similar participant headcount to Thermo Fisher Scientific Inc. 401(k) Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Barrett Business Services, Inc. Retirement Savings Plan in WA (41,106 participants, $195M in assets).

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 042209186.

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.