Defined Benefit (Pension) · DOL Form 5500 · 2023

The Hanover Insurance Company Pension Plan

Data updated 2026-08-25

$363M
Total assets Above avg plan size
677
Participants Below avg headcount
97th
Percentile by assets National rank
$536,211
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

$363M in assets, 677 participants

The Hanover Insurance Company's The Hanover Insurance Group Cash Balance Pension Plan reported $363M in total assets and 677 participants in its 2023 DOL Form 5500 filing, ranking in the 97th 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.

  • #8,372 in Finance & Insurance (8,869 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, $363M for 677 participants (~$536,211/participant), down 2.3% in 2023.

#8,372
in Finance & Insurance (8,869 peers)
-2.3%
assets change YoY
3.6×
vs typical plan assets (national mean)

The plan reported a net loss of $8M 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 2023 · DOL Form 5500

$363,015,071 Top 3% higher than 97% 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 Hanover Insurance Group Cash Balance Pension 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 Hanover Insurance Group Cash Balance Pension Plan sits mid-pack in the medium band (677 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Hanover Insurance Group Cash Balance Pension Plan reported net income rose from -$106M in the plan year 2022 filing to -$8M in the plan year 2023 filing.
  • The Hanover Insurance Group Cash Balance Pension Plan reported participants fell from 732 in the plan year 2022 filing to 677 in the plan year 2023 filing.
  • The Hanover Insurance Group Cash Balance Pension Plan end-of-year assets fell from $372M in the plan year 2022 filing to $363M in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 135129825 · The Hanover Insurance Company PY 2023 · Defined Benefit (Pension)

The Hanover Insurance Group Cash Balance Pension Plan · $363M · 677 · 97th

  • EBSA $363M
  • EBSA 677
  • EBSA 97th
  • EBSA Defined Benefit (Pension)
  • EBSA near General Dynamics Land Systems Pension Agreement
  • EBSA ind #8372

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

Columbia Energy Group Pension PlanColumbia Energy Group Pensio…$364MThe Hanover Insurance Group Cash Balance Pension PlanThe Hanover Insurance Group …$363MGeneral Dynamics Land Systems Pension AgreementGeneral Dynamics Land System…$363MThe Budd Company Employee Pension PlanThe Budd Company Employee Pe…$363MSignify North America Corporation Pension PlanSignify North America Corpor…$362M
End-of-year total assets ($M) among The Hanover Insurance Group Cash Balance Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$372M
Net Assets (End of Year)$363M
Net Income-$8M
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): 0.363015071 · Participants: 677The Hanover Insurance Group Cash Balance Pension PlanConsolidated Cash Balance Program of Mass General Brigham and Member Organizations, Total assets ($B): 10.325856564 · Participants: 58745Consolidated Cash Balance Program of Mass General Brigham and Member OrganizationsNew England Teamsters Pension Fund, Total assets ($B): 9.092299586 · Participants: 21786New England Teamsters Pension FundLiberty Mutual Retirement Benefit Plan, Total assets ($B): 6.892259637 · Participants: 37145Liberty Mutual Retirement Benefit PlanMassachusetts Institute of Technology Basic Retirement Plan, Total assets ($B): 5.381626447 · Participants: 11888Massachusetts Institute of Technology Basic Retirement PlanN. Atlantic States Carp. Pension Fund, Total assets ($B): 4.973349354 · Participants: 17166N. 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 General Dynamics Land Systems Pension Agreement in MI ($363M); by covered participants it is Tropicana Casino and Resort Variable Annuity Pension Plan in NJ (677 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($363M here).

Similar participant headcount

Nearest other-state filings by covered participants (677 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 Hanover Insurance Group Cash Balance Pension Plan assets move in 2023? ▼
The Hanover Insurance Group Cash Balance Pension Plan edged down modestly - down 2.3% during 2023, from $372M to $363M. Reported net income was -$8M.
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 97th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (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 General Dynamics Land Systems Pension Agreement in MI ($363M, 637 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 Tropicana Casino and Resort Variable Annuity Pension Plan in NJ (677 participants, $26M 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 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.