Castle Biosciences 401(k) match, vesting and fees

Plan year 2024 filingCastle Biosciences, Inc. 401(k) Profit Sharing Plan · Plan 001 · EIN 77-0701774Updated Oct 2026

What Castle Biosciences' 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 $5M in employer contributions, about $6,392 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$67,449
Average account balance
846
Participants (end of year)
$52.9M
Plan assets (end of year)
0.25%
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.

RecordkeeperNorth American Ktrade Alliance, LLCSchedule C ↗
Independent auditorHam Langston, Brezina, LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗
Late participant contributionsReported on the filingSchedule H ↗

How the plan compares

Plan year 2024 medians for 1,287 defined-contribution plans in professional, scientific, and technical services with 500 to 999 participants.

Castle Biosciences: employer contribution per participant$6,392
Peer median$2,600
Castle Biosciences: average balance$67,449
Peer median$84,124
Castle Biosciences: admin expenses ÷ assets0.25%
Peer median0.17%

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 $16.8M at the end of plan year 2021 to $52.9M at the end of plan year 2024.

$16.8M2021$21.4M2022$36.7M2023$52.9M2024
End-of-year figures from each plan year's Form 5500 filing for the Castle Biosciences plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024846$52.9M$5M$6,3920.25%Not publishedForm 5500 ↗
2023658$36.7M$4.4M$6,9190.24%Not publishedForm 5500 ↗
2022588$21.4M$3.4M$5,9960.23%Not publishedForm 5500 ↗
2021354$16.8M$2M$5,9290.19%Not publishedForm 5500 ↗

Common questions

Does Castle Biosciences match 401(k) contributions?

The match terms for the Castle Biosciences, Inc. 401(k) Profit Sharing Plan have not been published from its filing yet. The plan year 2024 filing reports $5M in employer contributions, about $6,392 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Castle Biosciences 401(k) match vested?

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

Who manages the Castle Biosciences 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is North American Ktrade Alliance, LLC. The plan administrator is Pentegra Services, Inc.

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

Your account stays in the plan until you move it. Contact the plan administrator (Pentegra Services, Inc, (844) 367-2848) or the recordkeeper, North American Ktrade Alliance, LLC. The Castle Biosciences old 401(k) page lists the contacts from every plan filing. Find an old Castle Biosciences 401(k)

Data from the public Form 5500 annual reports Castle Biosciences 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 Castle Biosciences. Not financial advice. Report a correction · Methodology