New York Proton Center 401(k) match, vesting and fees

Plan year 2025 filingNy Proton 401(k) Plan · Plan 001 · EIN 47-4495295Updated Oct 2026

What New York Proton Center's 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2025 filing reports $789K in employer contributions, about $5,059 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2025 Form 5500 ↗
$75,818
Average account balance
208
Participants (end of year)
$11.8M
Plan assets (end of year)
0.12%
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 auditorPkf O'Connor Davies, LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2025 medians for 2,291 defined-contribution plans in health care and social assistance with 100 to 499 participants.

New York Proton Center: employer contribution per participant$5,059
Peer median$1,440
New York Proton Center: average balance$75,818
Peer median$38,351
New York Proton Center: admin expenses ÷ assets0.12%
Peer median0.47%

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 $2.6M at the end of plan year 2021 to $11.8M at the end of plan year 2025.

$2.6M2021$3.5M2022$5.5M2023$8.4M2024$11.8M2025
End-of-year figures from each plan year's Form 5500 filing for the New York Proton Center plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2025208$11.8M$789K$5,0590.12%Not publishedForm 5500 ↗
2024207$8.4M$604K$4,2260.13%Not publishedForm 5500 ↗
2023170$5.5M$559K$4,6620.19%Not publishedForm 5500 ↗
2022152$3.5M$303K$2,8580.25%Not publishedForm 5500 ↗
2021147$2.6M$222K$2,3160.34%Not publishedForm 5500 ↗

Common questions

Does New York Proton Center match 401(k) contributions?

The match terms for the Ny Proton 401(k) Plan have not been published from its filing yet. The plan year 2025 filing reports $789K in employer contributions, about $5,059 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the New York Proton Center 401(k) match vested?

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

Who manages the New York Proton Center 401(k)?

The recordkeeper listed on Schedule C of the plan year 2025 filing is Fidelity Investments Institutional. The plan administrator is The New York Proton Center.

I left New York Proton Center. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (The New York Proton Center, (646) 968-9028) or the recordkeeper, Fidelity Investments Institutional. The New York Proton Center old 401(k) page lists the contacts from every plan filing. Find an old New York Proton Center 401(k)

Data from the public Form 5500 annual reports New York Proton Center filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024 and 2025) 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 New York Proton Center. Not financial advice. Report a correction · Methodology