Defined Benefit (Pension) · DOL Form 5500 · 2024

The Hanover Insurance Company Pension Plan

Data updated 2026-08-25

$340M
Total assets Above avg plan size
624
Participants Below avg headcount
96th
Percentile by assets National rank
$545,459
Avg per participant High balance/head
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Official DOL plan name: The Hanover Insurance Group Cash Balance Pension Plan · Sponsored by The Hanover Insurance Company · Massachusetts · Finance & Insurance

$340M in assets, 624 participants

The Hanover Insurance Company's The Hanover Insurance Group Cash Balance Pension Plan reported $340M in total assets and 624 participants in its 2024 DOL Form 5500 filing, ranking in the 96th 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.

  • #7,995 in Finance & Insurance (8,549 peers)

Where The Hanover Insurance Group Cash Balance Pension Plan sits by assets

The Hanover Insurance Group Cash Balance Pension Plan sits in the top 5% of all filed plans by assets, $340M for 624 participants (~$545,459/participant), down 6.2% in 2024.

#7,995
in Finance & Insurance (8,549 peers)
-6.2%
assets change YoY
3.4×
vs typical plan assets (national mean)

The plan reported a net loss of $23M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

The Hanover Insurance Group Cash Balance Pension Plan's outsized position by total assets

The Hanover Insurance Group Cash Balance Pension Plan vs every filed plan by assets

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

$340,366,562 Top 4% higher than 96% 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 Hanover Insurance Group Cash Balance Pension 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 Hanover Insurance Group Cash Balance Pension Plan sits mid-pack in the medium band (624 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • The Hanover Insurance Group Cash Balance Pension Plan reported net income fell from -$8M in the plan year 2023 filing to -$23M in the plan year 2024 filing.
  • The Hanover Insurance Group Cash Balance Pension Plan reported participants fell from 677 in the plan year 2023 filing to 624 in the plan year 2024 filing.
  • The Hanover Insurance Group Cash Balance Pension Plan end-of-year assets fell from $363M in the plan year 2023 filing to $340M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 135129825 · The Hanover Insurance Company PY 2024 · Defined Benefit (Pension)

The Hanover Insurance Group Cash Balance Pension Plan · $340M · 624 · 96th

  • TYPE $340M
  • TYPE 624
  • TYPE 96th
  • TYPE Defined Benefit (Pension)
  • TYPE near Airconditioning and Refrigeration Industry Retirement Trust Fund
  • TYPE ind #7995

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 →

The Hanover Insurance Group Cash Balance Pension Plan in the asset neighbourhood

A&e Television Networks, LLC. Retirement PlanA&e Television Networks, LLC…$341MRetirement Income Plan for the Employees of National Railroad Passenger CorporationRetirement Income Plan for t…$341MAirconditioning and Refrigeration Industry Retirement Trust FundAirconditioning and Refriger…$341MThe Hanover Insurance Group Cash Balance Pension PlanThe Hanover Insurance Group …$340MUnited Food & Commercial Workers Union - Employer Pension FundUnited Food & Commercial Wor…$340M
End-of-year total assets ($M) among The Hanover Insurance Group Cash Balance Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$363M
Net Assets (End of Year)$340M
Net Income-$23M
Employer EIN135129825
Plan Effective Date1941-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Hanover Insurance Company)

Sponsor-wide plan assets over time

All The Hanover Insurance Company plans reported in each filing year

Latest sponsor-wide plan assets
$1.6B 17.184837823788246% vs 2022
2024 filing year
$1.3B$1.4B$1.5B$1.6B$1.7B 202220232024 $1.4B $1.64B ▲ +17.1%
Year Plans Participants Total Assets
2022 2 5,105 $1.4B
2023 2 5,303 $1.5B
2024 2 5,274 $1.6B

Nearby Defined Benefit (Pension) Plans in Massachusetts

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

The Hanover Insurance Group Cash Balance Pension Plan vs. nearby Defined Benefit (Pension) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -5051015 Total assets ($B) Participants The Hanover Insurance Group Cash Balance Pension Plan, Total assets ($B): 0.340366562 · Participants: 624The Hanover Insurance Group Cash Balance Pension 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
The Hanover Insurance Group Cash Balance Pension Plan vs. nearby Defined Benefit (Pension) plans in Massachusetts, assets vs. participants
Compare The Hanover Insurance Group Cash Balance Pension Plan side-by-side with 3 peers →

The Hanover Insurance Group Cash Balance Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Massachusetts, the nearest Defined Benefit (Pension) by assets is Airconditioning and Refrigeration Industry Retirement Trust Fund in CA ($341M); by covered participants it is Cintas Corporation (G&k Services) Pension Plan in OH (624 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (624 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 Hanover Insurance Group Cash Balance Pension Plan assets move in 2024? ▼
The Hanover Insurance Group Cash Balance Pension Plan pulled back noticeably - down 6.2% during 2024, from $363M to $340M. Reported net income was -$23M.
How have The Hanover Insurance Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), The Hanover Insurance Company's sponsor-wide assets grew 17.2%, from $1.4B to $1.6B.
Where does The Hanover Insurance Group Cash Balance Pension Plan rank by assets among Form 5500 filers? ▼
The Hanover Insurance Group Cash Balance Pension Plan ranks in the 96th 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 Defined Benefit (Pension) plans are similar in size to The Hanover Insurance Group Cash Balance Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Airconditioning and Refrigeration Industry Retirement Trust Fund in CA ($341M, 1,774 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to The Hanover Insurance Group Cash Balance Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Cintas Corporation (G&k Services) Pension Plan in OH (624 participants, $53M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 135129825.

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.