Illumina 401(k) match, vesting and fees

Plan year 2024 filingIllumina, Inc. 401(k) Plan · Plan 001 · EIN 33-0804655Updated Oct 2026

What Illumina's 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $20.1M in employer contributions, about $2,675 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$147,057
Average account balance
7,548
Participants (end of year)
$1.1B
Plan assets (end of year)
0.04%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperFidelity Investments InstitutionalSchedule C ↗
Independent auditorMoss Adams LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 135 defined-contribution plans in professional, scientific, and technical services with 5,000 to 9,999 participants.

Illumina: employer contribution per participant$2,675
Peer median$2,490
Illumina: average balance$147,057
Peer median$122,161
Illumina: admin expenses ÷ assets0.04%
Peer median0.05%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $817M at the end of plan year 2021 to $1.1B at the end of plan year 2024.

$817M2021$727M2022$925M2023$1.1B2024
End-of-year figures from each plan year's Form 5500 filing for the Illumina plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
20247,548$1.1B$20.1M$2,6750.04%Not publishedForm 5500 ↗
20237,901$925M$21.6M$2,7600.04%Not publishedForm 5500 ↗
20228,318$727M$20.4M$2,4710.06%Not publishedForm 5500 ↗
20217,373$817M$16.2M$2,2630.06%Not publishedForm 5500 ↗

Common questions

Does Illumina match 401(k) contributions?

The match terms for the Illumina, Inc. 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $20.1M in employer contributions, about $2,675 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Illumina 401(k) match vested?

The vesting schedule for the Illumina, Inc. 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Illumina 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Fidelity Investments Institutional. The plan administrator is Illumina, Inc..

I left Illumina. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Illumina, Inc., (858) 202-4500) or the recordkeeper, Fidelity Investments Institutional. The Illumina old 401(k) page lists the contacts from every plan filing. Find an old Illumina 401(k)

Data from the public Form 5500 annual reports Illumina filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Illumina. Not financial advice. Report a correction · Methodology