401(k) · DOL Form 5500 · 2022

Scholar Rock Inc. 401(k) Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
137
Participants Small participant base
64th
Percentile by assets National rank
$70,716
Avg per participant Below avg balance/head
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Official DOL plan name: Scholar Rock 401(k) Plan · Sponsored by Scholar Rock Inc. · Massachusetts · Professional & Technical Services

$10M in assets, 137 participants

Scholar Rock Inc.'s Scholar Rock 401(k) Plan reported $10M in total assets and 137 participants in its 2022 DOL Form 5500 filing, ranking in the 64th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #13,589 in Professional & Technical Services (21,562 peers)

Coverage in Massachusetts

Scholar Rock 401(k) Plan covers 137 participants in Massachusetts, about 21% of the average Massachusetts filer (state average ~659 per filing). Assets: $10M.

#13,589
in Professional & Technical Services (21,562 peers)
-4.6%
assets change YoY

The plan reported a net loss of $465K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Scholar Rock 401(k) Plan's mid-pack asset rank among Professional & Technical Services and all filers

Scholar Rock 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$9,688,033 Top 36% higher than 64% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Scholar Rock 401(k) Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Scholar Rock 401(k) Plan sits mid-pack in the medium band (137 participants).

DOL schedule card

Filing strip 464197530 · Scholar Rock Inc. PY 2022 · 401(k)

Scholar Rock 401(k) Plan · $10M · 137 · 64th

  • PHOTO $10M
  • PHOTO 137
  • PHOTO 64th
  • PHOTO 401(k)
  • PHOTO near Zipari, Inc. 401(k) Plan
  • PHOTO ind #13589

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Massachusetts →

Scholar Rock 401(k) Plan in the asset neighbourhood

Scholar Rock 401(k) Plan$10MZipari, Inc. 401(k) Plan$10MGlobe Machine Manufacturing Company 401(k) Profit Sharing Plan and TrustGlobe Machine Manufacturing …$10MReliance Energy 401(k) Plan$10MAmerican Farm Bureau Insurance Services Inc. Employees Savings TrustAmerican Farm Bureau Insuran…$10M
End-of-year total assets ($M) among Scholar Rock 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Massachusetts filing particulars

Total Assets (Beginning of Year)$10M
Net Assets (End of Year)$10M
Net Income-$465K
Employer EIN464197530
Plan Effective Date2013-11-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Scholar Rock Inc.)

Sponsor-wide plan assets over time

All Scholar Rock Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$23M 135.52866717113784% vs 2022
2024 filing year
$5M$10M$15M$20M$25M 202220232024 $9.69M $22.8M ▲ +135.5%
Year Plans Participants Total Assets
2022 1 137 $10M
2023 1 108 $16M
2024 1 146 $23M

Nearby 401(k) Plans in Massachusetts

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Scholar Rock 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -100102030 Total assets ($B) Participants Scholar Rock 401(k) Plan, Total assets ($B): 0.009688033 · Participants: 137Scholar Rock 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 22.953563448 · Participants: 52036Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 8.79802945 · Participants: 32843Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 5.810585521 · Participants: 13690Massachusetts Institute of Technology Supplemental 401(k) PlanPhilips North America 401(k) Plan, Total assets ($B): 5.180251859 · Participants: 19750Philips North America 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 4.853752256 · Participants: 18359Boston Scientific Corporation 401(k) Retirement Savings Plan
Scholar Rock 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Scholar Rock 401(k) Plan side-by-side with 3 peers →

Scholar Rock 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Zipari, Inc. 401(k) Plan in IN ($10M); by covered participants it is C. H. Briggs Company Employees' Salary Reduction Savings Plan in PA (137 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (137 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Scholar Rock 401(k) Plan assets move in 2022? ▼
Scholar Rock 401(k) Plan edged down modestly - down 4.6% during 2022, from $10M to $10M. Reported net income was -$465K.
How have Scholar Rock Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Scholar Rock Inc.'s sponsor-wide assets grew 135.5%, from $10M to $23M.
Which 401(k) plans are similar in size to Scholar Rock 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Zipari, Inc. 401(k) Plan in IN ($10M, 151 participants).
Which 401(k) plans cover a similar participant headcount to Scholar Rock 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is C. H. Briggs Company Employees' Salary Reduction Savings Plan in PA (137 participants, $12M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 464197530.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.