401(k) · DOL Form 5500 · 2024

Thermo Fisher Scientific Inc. 401(k) Plan

Data updated 2026-08-25

$10.3B
Total assets Mega-plan scale
36,150
Participants Very large workforce
100th
Percentile by assets National rank
$283,911
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Thermo Fisher Scientific Inc. 401(k) Retirement Plan · Sponsored by Thermo Fisher Scientific Inc. · Pennsylvania · Wholesale Trade

$10.3B in assets, 36,150 participants

Thermo Fisher Scientific Inc.'s Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported $10.3B in total assets and 36,150 participants in its 2024 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.

  • #6,079 in Wholesale Trade (6,080 peers)

Coverage in Pennsylvania

Thermo Fisher Scientific Inc. 401(k) Retirement Plan covers 36,150 participants in Pennsylvania, 44x the typical Pennsylvania plan (state average ~822 per filing). Assets: $10.3B.

#6,079
in Wholesale Trade (6,080 peers)
+36.7%
assets growth YoY
103×
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 2024 · DOL Form 5500

$10,263,366,209 Highest reported value at or above every one 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

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

Plan-year 2024 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 (36,150 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan end-of-year assets rose from $7.5B in the plan year 2023 filing to $10.3B in the plan year 2024 filing.
  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported net income rose from $892M in the plan year 2023 filing to $1.1B in the plan year 2024 filing.
  • Thermo Fisher Scientific Inc. 401(k) Retirement Plan reported participants fell from 41,102 in the plan year 2023 filing to 36,150 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 042209186 · Thermo Fisher Scientific Inc. PY 2024 · 401(k)

Thermo Fisher Scientific Inc. 401(k) Retirement Plan · $10.3B · 36,150 · 100th

  • TYPE $10.3B
  • NET 36,150
  • BOOK 100th
  • VS-ST 401(k)
  • BOY near United Airlines 401(k) Savings Plan
  • SCH ind #6079

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

The Travelers 401(k) Savings PlanThe Travelers 401(k) Savings…$10.4BUnited Airlines 401(k) Savings PlanUnited Airlines 401(k) Savin…$10.3BHp Inc. 401(k) Plan$10.3BThermo Fisher Scientific Inc. 401(k) Retirement PlanThermo Fisher Scientific Inc…$10.3BUbs 401(k) Plan Trust$10.2B
End-of-year total assets ($B) among Thermo Fisher Scientific Inc. 401(k) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$7.5B
Net Assets (End of Year)$10.3B
Net Income$1.1B
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 510152025 Total assets ($B) Participants Thermo Fisher Scientific Inc. 401(k) Retirement Plan, Total assets ($B): 10.263366209 · Participants: 36150Thermo Fisher Scientific Inc. 401(k) Retirement PlanComcast Corporation Retirement - Investment Plan, Total assets ($B): 19.687957793 · Participants: 90495Comcast Corporation Retirement - Investment PlanThe Cigna Group 401(k) Plan, Total assets ($B): 14.20308608 · Participants: 63634The Cigna Group 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 11.084818612 · Participants: 18066The Vanguard Retirement and Savings PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 10.189629 · Participants: 54604The PNC Financial Services Group, Inc. Incentive Savings PlanThe Bank of New York Mellon Corporation 401(k) Savings Plan, Total assets ($B): 9.909165024 · Participants: 24183The 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 $10.3B in end-of-year assets across 36,150 participants (0.083% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.038% of 93,925,755 covered participants) - about $283,911 per participant (2.1x the national average assets-per-participant) . Net income for plan year 2024 was $1.1B.

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 Open filing
2024 · index core 36,150 $10.3B This page

The same sponsor also keeps 1 other index-core plan 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 United Airlines 401(k) Savings Plan in IL ($10.3B); by covered participants it is Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan in IL (35,963 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($10.3B here).

Similar participant headcount

Nearest other-state filings by covered participants (36,150 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 Thermo Fisher Scientific Inc. 401(k) Retirement Plan assets move in 2024? ▼
Thermo Fisher Scientific Inc. 401(k) Retirement Plan surged - up 36.7% during 2024, from $7.5B to $10.3B. Reported net income was $1.1B.
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 123,622 plans that reported assets for plan year 2024 (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 United Airlines 401(k) Savings Plan in IL ($10.3B, 57,326 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 Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan in IL (35,963 participants, $5.4B 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 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.