401(k) · DOL Form 5500 · 2023

Mra Systems, LLC 401(k) Plan

Data updated 2026-08-25

$37M
Total assets Below avg plan size
568
Participants Below avg headcount
82nd
Percentile by assets National rank
$64,405
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

$37M in assets, 568 participants

Mra Systems, LLC's The Middle River Aerostructure Systems Hourly Savings Plan reported $37M in total assets and 568 participants in its 2023 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.

  • #13,921 in Manufacturing (18,722 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, $37M for 568 participants (~$64,405/participant), up 24.3% in 2023.

#13,921
in Manufacturing (18,722 peers)
+24.3%
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 2023 · DOL Form 5500

$36,582,312 Top 18% higher than 82% 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

The Middle River Aerostructure Systems Hourly Savings 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. The Middle River Aerostructure Systems Hourly Savings Plan sits mid-pack in the medium band (568 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Middle River Aerostructure Systems Hourly Savings Plan reported net income rose from -$5M in the plan year 2022 filing to $7M in the plan year 2023 filing.
  • The Middle River Aerostructure Systems Hourly Savings Plan end-of-year assets rose from $29M in the plan year 2022 filing to $37M in the plan year 2023 filing.
  • The Middle River Aerostructure Systems Hourly Savings Plan reported participants fell from 674 in the plan year 2022 filing to 568 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 522063267 · Mra Systems, LLC PY 2023 · 401(k)

The Middle River Aerostructure Systems Hourly Savings Plan · $37M · 568 · 82nd

  • EOY $37M
  • EOY 568
  • EOY 82nd
  • EOY 401(k)
  • EOY near Womack Machine Supply, Co. Retirement Plan
  • EOY ind #13921

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

R.W. Beckett Profit Sharing and 401(k) PlanR.W. Beckett Profit Sharing …$37MThe Middle River Aerostructure Systems Hourly Savings PlanThe Middle River Aerostructu…$37MWomack Machine Supply, Co. Retirement PlanWomack Machine Supply, Co. R…$37MReed & Reed Retirement Savings PlanReed & Reed Retirement Savin…$37MCrews Banking Retirement Plan$37M
End-of-year total assets ($M) among The Middle River Aerostructure Systems Hourly Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$29M
Net Assets (End of Year)$37M
Net Income$7M
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): 0.036582312 · Participants: 568The Middle River Aerostructure Systems Hourly Savings PlanLockheed Martin Corporation Salaried Savings Plan, Total assets ($B): 47.273019756 · Participants: 91511Lockheed Martin Corporation Salaried Savings PlanMarriott Retirement Savings Plan, Total assets ($B): 10.20606962 · Participants: 96415Marriott Retirement Savings PlanT. Rowe Price U.S. Retirement Program, Total assets ($B): 4.357344903 · Participants: 6292T. Rowe Price U.S. Retirement ProgramNfl Player Second Career Savings Plan, Total assets ($B): 3.951576315 · Participants: 2767Nfl Player Second Career Savings PlanSodexo 401 (K) Employees' Retirement Savings Plan and Trust, Total assets ($B): 2.217483854 · Participants: 80121Sodexo 401 (K) Employees' Retirement Savings Plan and Trust
The Middle River Aerostructure Systems Hourly Savings Plan vs. nearby 401(k) plans in Maryland, assets vs. participants
Compare The Middle River Aerostructure Systems Hourly Savings Plan side-by-side with 3 peers →

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 Womack Machine Supply, Co. Retirement Plan in TX ($37M); by covered participants it is Westamerica Bancorporation Tax Deferred Savings/ Retirement Plan (ESOP) in CA (568 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($37M here).

Similar participant headcount

Nearest other-state filings by covered participants (568 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 The Middle River Aerostructure Systems Hourly Savings Plan assets move in 2023? ▼
The Middle River Aerostructure Systems Hourly Savings Plan grew sharply - up 24.3% during 2023, from $29M to $37M. Reported net income was $7M.
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 127,072 plans that reported assets for plan year 2023 (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 Womack Machine Supply, Co. Retirement Plan in TX ($37M, 194 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 Westamerica Bancorporation Tax Deferred Savings/ Retirement Plan (ESOP) in CA (568 participants, $61M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 522063267.

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.