401(k) · DOL Form 5500 · 2024

Mra Systems, LLC 401(k) Plan

Data updated 2026-08-25

$41M
Total assets Below avg plan size
673
Participants Below avg headcount
82nd
Percentile by assets National rank
$61,295
Avg per participant Low balance/head
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Official DOL plan name: The Middle River Aerostructure Systems Hourly Savings Plan · Sponsored by Mra Systems, LLC · Maryland · Manufacturing

$41M in assets, 673 participants

Mra Systems, LLC's The Middle River Aerostructure Systems Hourly Savings Plan reported $41M in total assets and 673 participants in its 2024 DOL Form 5500 filing, ranking in the 82nd 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.

  • #13,250 in Manufacturing (17,777 peers)

Where The Middle River Aerostructure Systems Hourly Savings Plan sits by assets

The Middle River Aerostructure Systems Hourly Savings Plan sits in the top quartile of all filed plans by assets, $41M for 673 participants (~$61,295/participant), up 12.8% in 2024.

#13,250
in Manufacturing (17,777 peers)
+12.8%
assets growth YoY
0.4×
vs typical plan assets (national mean)

The Middle River Aerostructure Systems Hourly Savings Plan's outsized position by total assets

The Middle River Aerostructure Systems Hourly Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$41,251,510 Top 18% higher than 82% of 123,620 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 2024

The Middle River Aerostructure Systems Hourly Savings Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Middle River Aerostructure Systems Hourly Savings Plan sits mid-pack in the medium band (673 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • The Middle River Aerostructure Systems Hourly Savings Plan reported net income fell from $7M in the plan year 2023 filing to $5M in the plan year 2024 filing.
  • The Middle River Aerostructure Systems Hourly Savings Plan reported participants rose from 568 in the plan year 2023 filing to 673 in the plan year 2024 filing.
  • The Middle River Aerostructure Systems Hourly Savings Plan end-of-year assets rose from $37M in the plan year 2023 filing to $41M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 522063267 · Mra Systems, LLC PY 2024 · 401(k)

The Middle River Aerostructure Systems Hourly Savings Plan · $41M · 673 · 82nd

  • EOY $41M
  • EOY 673
  • EOY 82nd
  • EOY 401(k)
  • EOY near Hanscom Federal Credit Union 401(k) Plan & Trust
  • EOY ind #13250

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 →

The Middle River Aerostructure Systems Hourly Savings Plan in the asset neighbourhood

The Middle River Aerostructure Systems Hourly Savings PlanThe Middle River Aerostructu…$41MHanscom Federal Credit Union 401(k) Plan & TrustHanscom Federal Credit Union…$41MLogrhythm, Inc. 401(k) Plan$41MKnape & Vogt Retirement Savings PlanKnape & Vogt Retirement Savi…$41MBison Transport (USA), Inc. Employees' 401(k) PlanBison Transport (USA), Inc. …$41M
End-of-year total assets ($M) among The Middle River Aerostructure Systems Hourly Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$37M
Net Assets (End of Year)$41M
Net Income$5M
Employer EIN522063267
Plan Effective Date1998-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mra Systems, LLC)

Sponsor-wide plan assets over time

All Mra Systems, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$357M 11.026970027900266% vs 2022
2024 filing year
$300M$320M$340M$360M$380M 202220232024 $321M $357M ▲ +11.0%
Year Plans Participants Total Assets
2022 4 1,388 $321M
2023 4 1,276 $349M
2024 4 1,372 $357M

Nearby 401(k) Plans in Maryland

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

The Middle River Aerostructure Systems Hourly Savings Plan vs. nearby 401(k) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants The Middle River Aerostructure Systems Hourly Savings Plan, Total assets ($B): 0.04125151 · Participants: 673The Middle River Aerostructure Systems Hourly Savings PlanLockheed Martin Corporation Salaried Savings Plan, Total assets ($B): 51.448624264 · Participants: 96812Lockheed Martin Corporation Salaried Savings PlanMarriott Retirement Savings Plan, Total assets ($B): 11.712016434 · Participants: 101417Marriott Retirement Savings PlanT. Rowe Price U.S. Retirement Program, Total assets ($B): 4.948487009 · Participants: 6639T. Rowe Price U.S. Retirement ProgramNfl Player Second Career Savings Plan, Total assets ($B): 4.08462816 · Participants: 2771Nfl Player Second Career Savings PlanLockheed Martin Corporation Performance Sharing Plan for Bargaining Employees, Total assets ($B): 2.987191008 · Participants: 18370Lockheed Martin Corporation Performance Sharing Plan for Bargaining Employees
The Middle River Aerostructure Systems Hourly Savings Plan vs. nearby 401(k) plans in Maryland, assets vs. participants

The Middle River Aerostructure Systems Hourly Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Maryland, the nearest 401(k) by assets is Hanscom Federal Credit Union 401(k) Plan & Trust in MA ($41M); by covered participants it is Santikos Enterprises, LLC Retirement Savings Plan in TX (673 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($41M here).

Similar participant headcount

Nearest other-state filings by covered participants (673 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did The Middle River Aerostructure Systems Hourly Savings Plan assets move in 2024?
The Middle River Aerostructure Systems Hourly Savings Plan grew at a solid clip - up 12.8% during 2024, from $37M to $41M. Reported net income was $5M.
How have Mra Systems, LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Mra Systems, LLC's sponsor-wide assets grew 11.0%, from $321M to $357M.
Where does The Middle River Aerostructure Systems Hourly Savings Plan rank by assets among Form 5500 filers?
The Middle River Aerostructure Systems Hourly Savings Plan ranks in the 82nd percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to The Middle River Aerostructure Systems Hourly Savings Plan?
Among 401(k) plans in other states, the closest by assets is Hanscom Federal Credit Union 401(k) Plan & Trust in MA ($41M, 230 participants).
Which 401(k) plans cover a similar participant headcount to The Middle River Aerostructure Systems Hourly Savings Plan?
Among 401(k) plans in other states, the closest by covered participants is Santikos Enterprises, LLC Retirement Savings Plan in TX (673 participants, $12M in assets).