Defined Benefit (Pension) · DOL Form 5500 · 2024

Massachusetts Bay Transportation Authority Retirement Fund Pension Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
9
Participants Small participant base
56th
Percentile by assets National rank
$1.1M
Avg per participant High balance/head
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Official DOL plan name: Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan · Sponsored by Massachusetts Bay Transportation Authority Retirement Fund · Massachusetts · Finance & Insurance

$10M in assets, 9 participants

Massachusetts Bay Transportation Authority Retirement Fund's Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan reported $10M in total assets and 9 participants in its 2024 DOL Form 5500 filing, ranking in the 56th 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.

  • #3,405 in Finance & Insurance (8,549 peers)

Massachusetts Bay Transportation Authority Retirement Fund multi-year trail

Massachusetts Bay Transportation Authority Retirement Fund's plans moved +23.8% in assets from 2022 to 2024; this filing shows Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan at $10M / 9 participants.

#3,405
in Finance & Insurance (8,549 peers)
+9.3%
assets growth YoY

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan's mid-pack asset rank among Finance & Insurance and all filers

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan vs every filed plan by assets

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

$10,142,528 Top 44% higher than 56% 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

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan among micro filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan is a micro filing (9 participants), the leftmost band.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan reported net income fell from $1M in the plan year 2023 filing to $866K in the plan year 2024 filing.
  • Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan reported participants rose from 8 in the plan year 2023 filing to 9 in the plan year 2024 filing.
  • Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan end-of-year assets rose from $9M in the plan year 2023 filing to $10M in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 042460287 · Massachusetts Bay Transportation Authority Retirement Fund PY 2024 · Defined Benefit (Pension)

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan · $10M · 9 · 56th

  • 5500 $10M
  • ASSETS 9
  • PCT 56th
  • EIN Defined Benefit (Pension)
  • RANK near Atlantic City Sewerage Company Retirement Income Plan
  • PHOTO ind #3405

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 Finance & Insurance retirement plans → · Plans in Massachusetts →

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan in the asset neighbourhood

Woodland Pulp LLC Pension PlanWoodland Pulp LLC Pension Pl…$10MAgraria Insurance Company Pension PlanAgraria Insurance Company Pe…$10MIneos Styrolution America Pension PlanIneos Styrolution America Pe…$10MMassachusetts Bay Transportation Authority Retirement Fund Staff Retirement PlanMassachusetts Bay Transporta…$10MAtlantic City Sewerage Company Retirement Income PlanAtlantic City Sewerage Compa…$10M
End-of-year total assets ($M) among Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Massachusetts Bay Transportation Authority Retirement Fund multi-year asset trail

Sponsor-wide plan assets over time

All Massachusetts Bay Transportation Authority Retirement Fund plans reported in each filing year

Latest sponsor-wide plan assets
$10M 23.765375906471338% vs 2022
2024 filing year
$7M$8M$9M$10M$11M 202220232024 $8.19M $10.1M ▲ +23.8%
Year Plans Participants Total Assets
2022 1 11 $8M
2023 1 8 $9M
2024 1 9 $10M

Massachusetts Bay Transportation Authority Retirement Fund filing trail (2024)

Total Assets (Beginning of Year)$9M
Net Assets (End of Year)$10M
Net Income$866K
Employer EIN042460287
Plan Effective Date2003-01-01
Filing StatusFILING RECEIVED

Nearby Defined Benefit (Pension) Plans in Massachusetts

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan vs. nearby Defined Benefit (Pension) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -5051015 Total assets ($B) Participants Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan, Total assets ($B): 0.010142528 · Participants: 9Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement PlanConsolidated Cash Balance Program of Mass General Brigham and Member Organizations, Total assets ($B): 11.586293172 · Participants: 60621Consolidated Cash Balance Program of Mass General Brigham and Member OrganizationsNew England Teamsters Pension Fund, Total assets ($B): 9.093299462 · Participants: 21577New England Teamsters Pension FundLiberty Mutual Retirement Benefit Plan, Total assets ($B): 6.250686483 · Participants: 34910Liberty Mutual Retirement Benefit PlanMassachusetts Institute of Technology Basic Retirement Plan, Total assets ($B): 5.888715533 · Participants: 12533Massachusetts Institute of Technology Basic Retirement PlanN. Atlantic States Carp. Pension Fund, Total assets ($B): 5.086051556 · Participants: 16946N. Atlantic States Carp. Pension Fund
Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan vs. nearby Defined Benefit (Pension) plans in Massachusetts, assets vs. participants

Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Massachusetts, the nearest Defined Benefit (Pension) by assets is Atlantic City Sewerage Company Retirement Income Plan in NJ ($10M); by covered participants it is Jtm Perio Implants, Inc. Cash Balance Plan in CA (9 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (9 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 Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan assets move in 2024?
Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan grew at a solid clip - up 9.3% during 2024, from $9M to $10M. Reported net income was $866K.
How have Massachusetts Bay Transportation Authority Retirement Fund plan assets changed over time?
Across 3 plan years on file (2022-2024), Massachusetts Bay Transportation Authority Retirement Fund's sponsor-wide assets grew 23.8%, from $8M to $10M.
Which Defined Benefit (Pension) plans are similar in size to Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Atlantic City Sewerage Company Retirement Income Plan in NJ ($10M, 34 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Massachusetts Bay Transportation Authority Retirement Fund Staff Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Jtm Perio Implants, Inc. Cash Balance Plan in CA (9 participants, $3M in assets).