Other · DOL Form 5500 · 2022

The Mitre Corporation Retirement Plan

Data updated 2026-08-11

$4.1B
Total assets
12,320
Participants
100th
Percentile by assets
$336,659
Avg per participant
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Official DOL plan name: The Mitre Corporation Tax Sheltered Annuity Plan · Sponsored by The Mitre Corporation · Massachusetts · Professional & Technical Services

$4.1B in assets, 12,320 participants

The Mitre Corporation's The Mitre Corporation Tax Sheltered Annuity Plan reported $4.1B in total assets and 12,320 participants in its 2022 DOL Form 5500 filing, ranking in the 100th 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.

  • 100th percentile by assets (of 139,126 plans)
  • #21,536 in Professional & Technical Services (21,562 peers)

Coverage in Massachusetts

The Mitre Corporation Tax Sheltered Annuity Plan covers 12,320 participants in Massachusetts, 19x the typical Massachusetts plan (state average ~659 per filing). Assets: $4.1B.

$4.1B
total plan assets (2022 EOY)
12,320
covered participants
100th
percentile by assets (of 139,126 plans)
$336,659
avg assets per participant

The plan reported a net loss of $868M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Where The Mitre Corporation Tax Sheltered Annuity Plan sits by total assets

The Mitre Corporation Tax Sheltered Annuity Plan vs every filed plan by assets

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

$4,147,643,081 Top 1% higher than 100% of 139,123 filed plans

This plan $0 $2,010,000,000 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

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 659 participants across 4,265 plans. The Mitre Corporation Tax Sheltered Annuity Plan reports 12,320 participants - 19x that state average ($4.1B EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)$5.0B
Net Assets (End of Year)$4.1B
Net Income-$868M
Employer EIN042239742
Plan Effective Date1958-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Mitre Corporation)

$6B$6.5B$7B$7.5B$8B$8.5B 202220232024 $6.39B $7.93B ▲ +24.1%
Total plan assets by year, all The Mitre Corporation plans on file
Year Plans Participants Total Assets
2022 2 24,341 $6.4B
2023 2 24,531 $7.3B
2024 2 24,607 $7.9B

Nearby Other Plans in Massachusetts

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

The Mitre Corporation Tax Sheltered Annuity Plan vs. nearby Other plans in Massachusetts, assets vs. participants

The Mitre Corporation Tax Sheltered Annuity Plan vs. nearby Other plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. 500010000150002000025000 12345 Total assets ($B) Participants The Mitre Corporatio…Harvard University T…Boston University Re…Northeastern Univers…Boston University Su…Boston Medical Cente…
The Mitre Corporation Tax Sheltered Annuity Plan vs. nearby Other plans in Massachusetts, assets vs. participants

Scale composition for The Mitre Corporation Tax Sheltered Annuity Plan

The Mitre Corporation Tax Sheltered Annuity Plan reports $4.1B in end-of-year assets across 12,320 participants (0.034% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.013% of 93,925,755 covered participants) - about $336,659 per participant (2.4x the national average assets-per-participant) . Net income for plan year 2022 was -$868M.

This plan identity (EIN 042239742, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $4.1B to $5.1B (+23.5%) while covered participants moved from 12,320 to 12,379 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 12,320 $4.1B This page
2023 11,980 $4.7B Open filing
2024 · index core 12,379 $5.1B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

Similar-Sized Other Plans Nationally

Other plans in other states closest to The Mitre Corporation Tax Sheltered Annuity Plan by total assets, not by location.

Frequently Asked Questions

How did The Mitre Corporation Tax Sheltered Annuity Plan assets move in 2022?
The Mitre Corporation Tax Sheltered Annuity Plan declined sharply - down 17.3% during 2022, from $5.0B to $4.1B. Reported net income was -$868M.
How have The Mitre Corporation plan assets changed over time?
Across 3 plan years on file (2022-2024), The Mitre Corporation's sponsor-wide assets grew 24.0%, from $6.4B to $7.9B.
Where does The Mitre Corporation Tax Sheltered Annuity Plan rank by assets among Form 5500 filers?
The Mitre Corporation Tax Sheltered Annuity Plan ranks in the 100th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (among the largest 1% of all filed plans).
Which Other plans are similar in size to The Mitre Corporation Tax Sheltered Annuity Plan?
Among Other plans in other states, the closest by assets is Fca US LLC UAW Savings Plan in MI ($4.1B, 52,211 participants).

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Filing takeaways

Ways to act on The Mitre Corporation Tax Sheltered Annuity Plan's numbers.