401(k) · DOL Form 5500 · 2024

Illumina, Inc. 401(k) Plan

Data updated 2026-08-25

$1.1B
Total assets Very large vs avg
5,389
Participants Above avg headcount
99th
Percentile by assets National rank
$204,663
Avg per participant Above avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Illumina, Inc. 401(k) Plan · Sponsored by Illumina, Inc. · California · Professional & Technical Services

$1.1B in assets, 5,389 participants

Illumina, Inc.'s Illumina, Inc. 401(k) Plan reported $1.1B in total assets and 5,389 participants in its 2024 DOL Form 5500 filing, ranking in the 99th 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.

  • #19,982 in Professional & Technical Services (20,173 peers)

Coverage in California

Illumina, Inc. 401(k) Plan covers 5,389 participants in California, 8.6x the typical California plan (state average ~630 per filing). Assets: $1.1B.

#19,982
in Professional & Technical Services (20,173 peers)
+19.3%
assets growth YoY
11×
vs typical plan assets (national mean)

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

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

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

$1,102,929,080 Top 1% higher than 99% 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

Illumina, Inc. 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Illumina, Inc. 401(k) Plan lands in the large band (5,389 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Illumina, Inc. 401(k) Plan end-of-year assets rose from $925M in the plan year 2023 filing to $1.1B in the plan year 2024 filing.
  • Illumina, Inc. 401(k) Plan reported participants fell from 6,202 in the plan year 2023 filing to 5,389 in the plan year 2024 filing.
  • Illumina, Inc. 401(k) Plan reported net income fell from $197M in the plan year 2023 filing to $178M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 330804655 · Illumina, Inc. PY 2024 · 401(k)

Illumina, Inc. 401(k) Plan · $1.1B · 5,389 · 99th

  • EIN $1.1B
  • RANK 5,389
  • PHOTO 99th
  • IND 401(k)
  • EOY near Constellation Brands, Inc. 401(k) and Profit Sharing Plan
  • 5500 ind #19982

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 Professional & Technical Services retirement plans → · Plans in California →

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

Illumina, Inc. 401(k) Plan$1.1BConstellation Brands, Inc. 401(k) and Profit Sharing PlanConstellation Brands, Inc. 4…$1.1BInfosys Limited Tax Savings 401(k) Safe Harbor PlanInfosys Limited Tax Savings …$1.1BAutozone, Inc. 401(k) Plan$1.1BSociete Generale Savings and Investment/Retirement PlanSociete Generale Savings and…$1.1B
End-of-year total assets ($B) among Illumina, 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)$925M
Net Assets (End of Year)$1.1B
Net Income$178M
Employer EIN330804655
Plan Effective Date1998-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Illumina, Inc.)

Sponsor-wide plan assets over time

All Illumina, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$1.1B 51.65864476062032% vs 2022
2024 filing year
$0.6B$0.8B$1B$1.2B 202220232024 $0.73B $1.1B ▲ +50.7%
Year Plans Participants Total Assets
2022 1 5,548 $727M
2023 1 6,202 $925M
2024 1 5,389 $1.1B

Nearby 401(k) Plans in California

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

Illumina, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Illumina, Inc. 401(k) Plan, Total assets ($B): 1.10292908 · Participants: 5389Illumina, 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
Illumina, Inc. 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Illumina, Inc. 401(k) Plan side-by-side with 3 peers →

Scale composition for Illumina, Inc. 401(k) Plan

Illumina, Inc. 401(k) Plan reports $1.1B in end-of-year assets across 5,389 participants (0.009% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.006% of 93,925,755 covered participants) - about $204,663 per participant (1.5x the national average assets-per-participant) . Net income for plan year 2024 was $178M.

This plan identity (EIN 330804655, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $727M to $1.1B (+51.7%) while covered participants moved from 5,548 to 5,389 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 5,548 $727M Open filing
2023 6,202 $925M Open filing
2024 · index core 5,389 $1.1B This page

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

Outside California, the nearest 401(k) by assets is Constellation Brands, Inc. 401(k) and Profit Sharing Plan in NY ($1.1B); by covered participants it is Costar Realty Information, Inc. 401(k) Retirement Plan in VA (5,390 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (5,389 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 Illumina, Inc. 401(k) Plan assets move in 2024? ▼
Illumina, Inc. 401(k) Plan grew sharply - up 19.3% during 2024, from $925M to $1.1B. Reported net income was $178M.
How have Illumina, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Illumina, Inc.'s sponsor-wide assets grew 51.7%, from $727M to $1.1B.
Where does Illumina, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Illumina, Inc. 401(k) Plan ranks in the 99th 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 Illumina, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Constellation Brands, Inc. 401(k) and Profit Sharing Plan in NY ($1.1B, 3,795 participants).
Which 401(k) plans cover a similar participant headcount to Illumina, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Costar Realty Information, Inc. 401(k) Retirement Plan in VA (5,390 participants, $753M 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 330804655.

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.