401(k) · DOL Form 5500 · 2023

Riverside Research Institute 401(k) Plan

Data updated 2026-08-25

$92M
Total assets Below avg plan size
671
Participants Below avg headcount
91st
Percentile by assets National rank
$136,828
Avg per participant Near avg balance/head
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Official DOL plan name: Riverside Research Institute Non-Contributory Retirement Income Plan · Sponsored by Riverside Research Institute · Virginia · Professional & Technical Services

$92M in assets, 671 participants

Riverside Research Institute's Riverside Research Institute Non-Contributory Retirement Income Plan reported $92M in total assets and 671 participants in its 2023 DOL Form 5500 filing, ranking in the 91st 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.

  • #18,671 in Professional & Technical Services (20,321 peers)

Where Riverside Research Institute Non-Contributory Retirement Income Plan sits by assets

Riverside Research Institute Non-Contributory Retirement Income Plan sits in the top 10% of all filed plans by assets, $92M for 671 participants (~$136,828/participant), up 10.2% in 2023.

#18,671
in Professional & Technical Services (20,321 peers)
+10.2%
assets growth YoY
0.9×
vs typical plan assets (national mean)

Riverside Research Institute Non-Contributory Retirement Income Plan's outsized position by total assets

Riverside Research Institute Non-Contributory Retirement Income Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$91,811,704 Top 9% higher than 91% of 127,068 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 2023

Riverside Research Institute Non-Contributory Retirement Income Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Riverside Research Institute Non-Contributory Retirement Income Plan sits mid-pack in the medium band (671 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Riverside Research Institute Non-Contributory Retirement Income Plan reported net income rose from -$17M in the plan year 2022 filing to $9M in the plan year 2023 filing.
  • Riverside Research Institute Non-Contributory Retirement Income Plan end-of-year assets rose from $83M in the plan year 2022 filing to $92M in the plan year 2023 filing.
  • Riverside Research Institute Non-Contributory Retirement Income Plan reported participants fell from 731 in the plan year 2022 filing to 671 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 132593244 · Riverside Research Institute PY 2023 · 401(k)

Riverside Research Institute Non-Contributory Retirement Income Plan · $92M · 671 · 91st

  • VS-ST $92M
  • BOY 671
  • SCH 91st
  • EBSA 401(k)
  • PART near Healthalliance 403(b) Plan
  • TYPE ind #18671

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 Virginia →

Riverside Research Institute Non-Contributory Retirement Income Plan in the asset neighbourhood

Vitech Systems Group 401(k) PlanVitech Systems Group 401(k) …$92MIcims 401(k) Plan$92MRiverside Research Institute Non-Contributory Retirement Income PlanRiverside Research Institute…$92MHealthalliance 403(b) Plan$92MSnap One, LLC 401(k) Plan$92M
End-of-year total assets ($M) among Riverside Research Institute Non-Contributory Retirement Income Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$83M
Net Assets (End of Year)$92M
Net Income$9M
Employer EIN132593244
Plan Effective Date1970-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Riverside Research Institute)

Sponsor-wide plan assets over time

All Riverside Research Institute plans reported in each filing year

Latest sponsor-wide plan assets
$203M 21.843662926882505% vs 2022
2024 filing year
$160M$180M$200M$220M 202220232024 $167M $203M ▲ +21.8%
Year Plans Participants Total Assets
2022 2 1,379 $167M
2023 2 671 $189M
2024 2 1,426 $203M

Nearby 401(k) Plans in Virginia

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

Riverside Research Institute Non-Contributory Retirement Income Plan vs. nearby 401(k) plans in Virginia, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -10010203040 Total assets ($B) Participants Riverside Research Institute Non-Contributory Retirement Income Plan, Total assets ($B): 0.091811704 · Participants: 671Riverside Research Institute Non-Contributory Retirement Income PlanNorthrop Grumman Savings Plan, Total assets ($B): 36.173098625 · Participants: 97987Northrop Grumman Savings Plan401(k) Pension Plan, Total assets ($B): 14.97867624 · Participants: 62467401(k) Pension PlanGeneral Dynamics Corporation 401(k) Plan 6.0, Total assets ($B): 11.167449098 · Participants: 48860General Dynamics Corporation 401(k) Plan 6.0Leidos, Inc. Retirement Plan, Total assets ($B): 10.583898778 · Participants: 27043Leidos, Inc. Retirement PlanBae Systems Employees' Savings and Investment Plan, Total assets ($B): 9.406287325 · Participants: 31681Bae Systems Employees' Savings and Investment Plan
Riverside Research Institute Non-Contributory Retirement Income Plan vs. nearby 401(k) plans in Virginia, assets vs. participants

Riverside Research Institute Non-Contributory Retirement Income Plan's out-of-state 401(k) peers by assets and headcount

Outside Virginia, the nearest 401(k) by assets is Healthalliance 403(b) Plan in NY ($92M); by covered participants it is The Boldt Company's Retirement Plan in WI (671 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($92M here).

Similar participant headcount

Nearest other-state filings by covered participants (671 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Riverside Research Institute Non-Contributory Retirement Income Plan assets move in 2023?
Riverside Research Institute Non-Contributory Retirement Income Plan grew at a solid clip - up 10.2% during 2023, from $83M to $92M. Reported net income was $9M.
How have Riverside Research Institute plan assets changed over time?
Across 3 plan years on file (2022-2024), Riverside Research Institute's sponsor-wide assets grew 21.8%, from $167M to $203M.
Where does Riverside Research Institute Non-Contributory Retirement Income Plan rank by assets among Form 5500 filers?
Riverside Research Institute Non-Contributory Retirement Income Plan ranks in the 91st percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Riverside Research Institute Non-Contributory Retirement Income Plan?
Among 401(k) plans in other states, the closest by assets is Healthalliance 403(b) Plan in NY ($92M, 1,107 participants).
Which 401(k) plans cover a similar participant headcount to Riverside Research Institute Non-Contributory Retirement Income Plan?
Among 401(k) plans in other states, the closest by covered participants is The Boldt Company's Retirement Plan in WI (671 participants, $134M in assets).