William H. Gates III 401(k) match, vesting and fees

Plan year 2024 filingCascade Asset Management Company 401(k) Plan · Plan 001 · EIN 91-1307932Updated Oct 2026

What William H. Gates III'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 $4M in employer contributions, about $17,584 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$409,642
Average account balance
226
Participants (end of year)
$92.2M
Plan assets (end of year)
0.08%
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 auditorBaker Tilly US, LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 9,213 defined-contribution plans in professional, scientific, and technical services with 100 to 499 participants.

William H. Gates III: employer contribution per participant$17,584
Peer median$2,521
William H. Gates III: average balance$409,642
Peer median$75,833
William H. Gates III: admin expenses ÷ assets0.08%
Peer median0.27%

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 $65.5M at the end of plan year 2021 to $92.2M at the end of plan year 2024.

$65.5M2021$57.3M2022$74.3M2023$92.2M2024
End-of-year figures from each plan year's Form 5500 filing for the William H. Gates III plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024226$92.2M$4M$17,5840.08%Not publishedForm 5500 ↗
2023223$74.3M$3.9M$17,7050.02%Not publishedForm 5500 ↗
2022219$57.3M$3.7M$16,6710.06%Not publishedForm 5500 ↗
2021203$65.5M$3.3M$16,392<0.01%Not publishedForm 5500 ↗

Common questions

Does William H. Gates III match 401(k) contributions?

The match terms for the Cascade Asset Management Company 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $4M in employer contributions, about $17,584 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the William H. Gates III 401(k) match vested?

The vesting schedule for the Cascade Asset Management Company 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the William H. Gates III 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Fidelity Investments Institutional. The plan administrator is William H. Gates III.

I left William H. Gates III. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (William H. Gates III, (425) 889-7900) or the recordkeeper, Fidelity Investments Institutional. The William H. Gates III old 401(k) page lists the contacts from every plan filing. Find an old William H. Gates III 401(k)

Data from the public Form 5500 annual reports William H. Gates III 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 William H. Gates III. Not financial advice. Report a correction · Methodology