Optiver Services US 401(k) match, vesting and fees

Plan year 2024 filingOptiver 401(k) Plan · Plan 001 · EIN 84-4498918Updated Oct 2026

What Optiver Services US' 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 $5.5M in employer contributions, about $7,645 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$215,404
Average account balance
765
Participants (end of year)
$154M
Plan assets (end of year)
0.02%
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 655 defined-contribution plans in finance and insurance with 500 to 999 participants.

Optiver Services US: employer contribution per participant$7,645
Peer median$2,935
Optiver Services US: average balance$215,404
Peer median$92,770
Optiver Services US: admin expenses ÷ assets0.02%
Peer median0.15%

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 $91.8M at the end of plan year 2021 to $154M at the end of plan year 2024.

$91.8M2021$82.5M2022$118M2023$154M2024
End-of-year figures from each plan year's Form 5500 filing for the Optiver Services US plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024765$154M$5.5M$7,6450.02%Not publishedForm 5500 ↗
2023694$118M$4.7M$7,2980.04%Not publishedForm 5500 ↗
2022579$82.5M$3.6M$6,7210.05%Not publishedForm 5500 ↗
2021502$91.8M$3M$6,4550.05%Not publishedForm 5500 ↗

Common questions

Does Optiver Services US match 401(k) contributions?

The match terms for the Optiver 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $5.5M in employer contributions, about $7,645 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Optiver Services US 401(k) match vested?

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

Who manages the Optiver Services US 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Fidelity Investments Institutional. The plan administrator is Optiver Services US LLC.

I left Optiver Services US. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Optiver Services US LLC, (312) 821-9500) or the recordkeeper, Fidelity Investments Institutional. The Optiver Services US old 401(k) page lists the contacts from every plan filing. Find an old Optiver Services US 401(k)

Data from the public Form 5500 annual reports Optiver Services US 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 Optiver Services US. Not financial advice. Report a correction · Methodology