Profit Sharing · DOL Form 5500 · 2024

Board of Trustees I.a.M. 401(k) Fund Profit Sharing Plan

Data updated 2026-08-25

$972M
Total assets Above avg plan size
33,236
Participants Very large workforce
98th
Percentile by assets National rank
$29,251
Avg per participant Low balance/head
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Official DOL plan name: I.a.M. National Plan · Sponsored by Board of Trustees I.a.M. 401(k) Fund · District of Columbia · Manufacturing

$972M in assets, 33,236 participants

Board of Trustees I.a.M. 401(k) Fund's I.a.M. National Plan reported $972M in total assets and 33,236 participants in its 2024 DOL Form 5500 filing, ranking in the 98th 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.

  • #17,299 in Manufacturing (17,777 peers)

Coverage in District of Columbia

I.a.M. National Plan covers 33,236 participants in District of Columbia, 23x the typical District of Columbia plan (state average ~1,456 per filing). Assets: $972M.

#17,299
in Manufacturing (17,777 peers)
+17.4%
assets growth YoY
9.8×
vs typical plan assets (national mean)

I.a.M. National Plan's outsized position by total assets

I.a.M. National Plan vs every filed plan by assets

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

$972,177,281 Top 2% higher than 98% 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

I.a.M. National Plan's mega-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. I.a.M. National Plan is a mega filing (33,236 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • I.a.M. National Plan end-of-year assets rose from $828M in the plan year 2023 filing to $972M in the plan year 2024 filing.
  • I.a.M. National Plan reported net income rose from $132M in the plan year 2023 filing to $144M in the plan year 2024 filing.
  • I.a.M. National Plan reported participants rose from 33,154 in the plan year 2023 filing to 33,236 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 320443423 · Board of Trustees I.a.M. 401(k) Fund PY 2024 · Profit Sharing

I.a.M. National Plan · $972M · 33,236 · 98th

  • ASSETS $972M
  • PCT 33,236
  • EIN 98th
  • RANK Profit Sharing
  • PHOTO near Rochester Regional Health 403(b) Defined Contribution Plan
  • IND ind #17299

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 District of Columbia →

I.a.M. National Plan in the asset neighbourhood

The Emory Clinic, Inc. Retirement Savings PlanThe Emory Clinic, Inc. Retir…$1.0BRochester Regional Health 403(b) Defined Contribution PlanRochester Regional Health 40…$987MI.a.M. National Plan$972MMason Tenders District Council Annuity FundMason Tenders District Counc…$944MDana-Farber Cancer Institute Retirement PlanDana-Farber Cancer Institute…$930M
End-of-year total assets ($B) among I.a.M. National Plan and nearest nationwide Profit Sharing peers. Source: DOL Form 5500 plan year 2024.

District of Columbia filing particulars

Total Assets (Beginning of Year)$828M
Net Assets (End of Year)$971M
Net Income$144M
Employer EIN320443423
Plan Effective Date1982-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees I.a.M. 401(k) Fund)

Sponsor-wide plan assets over time

All Board of Trustees I.a.M. 401(k) Fund plans reported in each filing year

Latest sponsor-wide plan assets
$972M 39.73015166005657% vs 2022
2024 filing year
$600M$700M$800M$900M$1,000M 202220232024 $696M $972M ▲ +39.7%
Year Plans Participants Total Assets
2022 1 31,325 $696M
2023 1 33,154 $828M
2024 1 33,236 $972M

Nearby Profit Sharing Plans in District of Columbia

Peer Profit Sharing plans, same state, same plan type, ranked by total assets.

I.a.M. National Plan vs. nearby Profit Sharing plans in District of Columbia, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 020040060080010001200 Total assets ($M) Participants I.a.M. National Plan, Total assets ($M): 972.177281 · Participants: 33236I.a.M. National PlanArentfox Schiff Profit Sharing Plan, Total assets ($M): 296.888505 · Participants: 708Arentfox Schiff Profit Sharing PlanWilliams & Connolly LLP Profit Sharing Plan and Trust, Total assets ($M): 282.684629 · Participants: 702Williams & Connolly LLP Profit Sharing Plan and TrustTiaa-Cref Retirement Plan for All Employees of the Aspen Inst., Total assets ($M): 192.797408 · Participants: 555Tiaa-Cref Retirement Plan for All Employees of the Aspen Inst.World Resources Institute Pension Plan, Total assets ($M): 126.776809 · Participants: 684World Resources Institute Pension PlanKipp DC Retirement Plan, Total assets ($M): 122.965936 · Participants: 1310Kipp DC Retirement Plan
I.a.M. National Plan vs. nearby Profit Sharing plans in District of Columbia, assets vs. participants

Scale composition for I.a.M. National Plan

I.a.M. National Plan reports $972M in end-of-year assets across 33,236 participants (0.008% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.035% of 93,925,755 covered participants) - about $29,251 per participant (21% of the national average assets-per-participant) . Net income for plan year 2024 was $144M.

This plan identity (EIN 320443423, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $696M to $972M (+39.7%) while covered participants moved from 31,325 to 33,236 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 31,325 $696M Open filing
2023 33,154 $828M Open filing
2024 · index core 33,236 $972M This page

I.a.M. National Plan's out-of-state Profit Sharing peers by assets and headcount

Outside District of Columbia, the nearest Profit Sharing by assets is Rochester Regional Health 403(b) Defined Contribution Plan in NY ($987M); by covered participants it is The Defined Contribution Plan of the Methodist Hospital in TX (31,848 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (33,236 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 I.a.M. National Plan assets move in 2024?
I.a.M. National Plan grew sharply - up 17.4% during 2024, from $828M to $972M. Reported net income was $144M.
How have Board of Trustees I.a.M. 401(k) Fund plan assets changed over time?
Across 3 plan years on file (2022-2024), Board of Trustees I.a.M. 401(k) Fund's sponsor-wide assets grew 39.7%, from $696M to $972M.
Where does I.a.M. National Plan rank by assets among Form 5500 filers?
I.a.M. National Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which Profit Sharing plans are similar in size to I.a.M. National Plan?
Among Profit Sharing plans in other states, the closest by assets is Rochester Regional Health 403(b) Defined Contribution Plan in NY ($987M, 15,432 participants).
Which Profit Sharing plans cover a similar participant headcount to I.a.M. National Plan?
Among Profit Sharing plans in other states, the closest by covered participants is The Defined Contribution Plan of the Methodist Hospital in TX (31,848 participants, $1.1B in assets).