401(k) · DOL Form 5500 · 2022

Meso Scale Diagnostics, LLC 401(k) Plan

Data updated 2026-08-25

$90M
Total assets Below avg plan size
685
Participants Below avg headcount
92nd
Percentile by assets National rank
$131,284
Avg per participant Near avg balance/head
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Official DOL plan name: Meso Scale Diagnostics 401(k) Plan · Sponsored by Meso Scale Diagnostics, LLC · Maryland · Manufacturing

$90M in assets, 685 participants

Meso Scale Diagnostics, LLC's Meso Scale Diagnostics 401(k) Plan reported $90M in total assets and 685 participants in its 2022 DOL Form 5500 filing, ranking in the 92nd 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.

  • #18,140 in Manufacturing (20,602 peers)

Where Meso Scale Diagnostics 401(k) Plan sits by assets

Meso Scale Diagnostics 401(k) Plan sits in the top 10% of all filed plans by assets, $90M for 685 participants (~$131,284/participant), down 12.8% in 2022.

#18,140
in Manufacturing (20,602 peers)
-12.8%
assets change YoY
0.9×
vs typical plan assets (national mean)

The plan reported a net loss of $13M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Meso Scale Diagnostics 401(k) Plan's outsized position by total assets

Meso Scale Diagnostics 401(k) Plan vs every filed plan by assets

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

$89,929,863 Top 8% higher than 92% 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

Meso Scale Diagnostics 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. Meso Scale Diagnostics 401(k) Plan sits mid-pack in the medium band (685 participants).

Published 5500 schedule card

Filing strip 521974952 · Meso Scale Diagnostics, LLC PY 2022 · 401(k)

Meso Scale Diagnostics 401(k) Plan · $90M · 685 · 92nd

  • EOY $90M
  • 5500 685
  • ASSETS 92nd
  • PCT 401(k)
  • EIN near Mid-Columbia Medical Center Deferred Compensation Plan
  • RANK ind #18140

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 Manufacturing retirement plans → · Plans in Maryland →

Meso Scale Diagnostics 401(k) Plan in the asset neighbourhood

Memorial Hermann Health System 401(k) Retirement Savings Plan and TrustMemorial Hermann Health Syst…$90MMeso Scale Diagnostics 401(k) PlanMeso Scale Diagnostics 401(k…$90MMid-Columbia Medical Center Deferred Compensation PlanMid-Columbia Medical Center …$90MNevro Corporation 401(k) Plan$90MAbn Amro and It's Affiliates 401(k) PlanAbn Amro and It's Affiliates…$90M
End-of-year total assets ($M) among Meso Scale Diagnostics 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Scale-class filing particulars (2022)

Total Assets (Beginning of Year)$103M
Net Assets (End of Year)$90M
Net Income-$13M
Employer EIN521974952
Plan Effective Date2003-05-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Meso Scale Diagnostics, LLC)

Sponsor-wide plan assets over time

All Meso Scale Diagnostics, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$148M 65.12583144933735% vs 2022
2024 filing year
$80M$100M$120M$140M$160M 202220232024 $89.9M $149M ▲ +65.1%
Year Plans Participants Total Assets
2022 1 685 $90M
2023 1 846 $121M
2024 1 940 $148M

Nearby 401(k) Plans in Maryland

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

Meso Scale Diagnostics 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000100000 -1001020304050 Total assets ($B) Participants Meso Scale Diagnostics 401(k) Plan, Total assets ($B): 0.089929863 · Participants: 685Meso Scale Diagnostics 401(k) PlanLockheed Martin Corporation Salaried Savings Plan, Total assets ($B): 43.624690273 · Participants: 87666Lockheed Martin Corporation Salaried Savings PlanMarriott Retirement Savings Plan, Total assets ($B): 8.25929933 · Participants: 82576Marriott Retirement Savings PlanT. Rowe Price U.S. Retirement Program, Total assets ($B): 3.651080244 · Participants: 6107T. Rowe Price U.S. Retirement ProgramNfl Player Second Career Savings Plan, Total assets ($B): 3.260404321 · Participants: 2819Nfl Player Second Career Savings PlanSodexo 401 (K) Employees' Retirement Savings Plan and Trust, Total assets ($B): 1.938654635 · Participants: 74729Sodexo 401 (K) Employees' Retirement Savings Plan and Trust
Meso Scale Diagnostics 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants
Compare Meso Scale Diagnostics 401(k) Plan side-by-side with 3 peers →

Meso Scale Diagnostics 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Maryland, the nearest 401(k) by assets is Mid-Columbia Medical Center Deferred Compensation Plan in OR ($90M); by covered participants it is Southern Air, Inc. Cash or Deferred Profit Sharing Plan in VA (685 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (685 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 Meso Scale Diagnostics 401(k) Plan assets move in 2022? ▼
Meso Scale Diagnostics 401(k) Plan pulled back noticeably - down 12.8% during 2022, from $103M to $90M. Reported net income was -$13M.
How have Meso Scale Diagnostics, LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Meso Scale Diagnostics, LLC's sponsor-wide assets grew 65.1%, from $90M to $148M.
Where does Meso Scale Diagnostics 401(k) Plan rank by assets among Form 5500 filers? ▼
Meso Scale Diagnostics 401(k) Plan ranks in the 92nd percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Meso Scale Diagnostics 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Mid-Columbia Medical Center Deferred Compensation Plan in OR ($90M, 917 participants).
Which 401(k) plans cover a similar participant headcount to Meso Scale Diagnostics 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Southern Air, Inc. Cash or Deferred Profit Sharing Plan in VA (685 participants, $51M 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 521974952.

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.