401(k) · DOL Form 5500 · 2023
The Hanover Insurance Company 401(k) Plan
Data updated 2026-08-11
- $1.2B
- Total assets
- 4,626
- Participants
- 99th
- Percentile by assets
- $255,400
- Avg per participant
Official DOL plan name: The Hanover Insurance Group Retirement Savings Plan · Sponsored by The Hanover Insurance Company · Massachusetts · Finance & Insurance
$1.2B in assets, 4,626 participants
The Hanover Insurance Company's The Hanover Insurance Group Retirement Savings Plan reported $1.2B in total assets and 4,626 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.
- 99th percentile by assets (of 127,072 plans)
- #8,669 in Finance & Insurance (8,869 peers)
Coverage in Massachusetts
The Hanover Insurance Group Retirement Savings Plan covers 4,626 participants in Massachusetts, 7.0x the typical Massachusetts plan (state average ~659 per filing). Assets: $1.2B.
- $1.2B
- total plan assets (2023 EOY)
- 4,626
- covered participants
- 99th
- percentile by assets (of 127,072 plans)
- $255,400
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- The Hanover Insurance Group Retirement Savings Plan reported net income rose from -$215M in the plan year 2022 filing to $150M in the plan year 2023 filing.
- The Hanover Insurance Group Retirement Savings Plan end-of-year assets rose from $1.0B in the plan year 2022 filing to $1.2B in the plan year 2023 filing.
- The Hanover Insurance Group Retirement Savings Plan reported participants rose from 4,373 in the plan year 2022 filing to 4,626 in the plan year 2023 filing.
Participants vs Massachusetts filers
In Massachusetts, the average filing covers about 659 participants across 4,265 plans. The Hanover Insurance Group Retirement Savings Plan reports 4,626 participants - 7.0x that state average ($1.2B EOY assets).
Massachusetts filing particulars
| Total Assets (Beginning of Year) | $1.0B |
|---|---|
| Net Assets (End of Year) | $1.2B |
| Net Income | $150M |
| Employer EIN | 135129825 |
| Plan Effective Date | 1961-11-22 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (The Hanover Insurance Company)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 5,105 | $1.4B |
| 2023 | 2 | 5,303 | $1.5B |
| 2024 | 2 | 5,274 | $1.6B |
Nearby 401(k) Plans in Massachusetts
Peer 401(k) plans, same state, same plan type, ranked by total assets.
The Hanover Insurance Group Retirement Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
- Fidelity Retirement Savings Plan $28.6B · 62,289
- Liberty Mutual 401(k) Plan $10.6B · 37,052
- Massachusetts Institute of Technology Supplemental 401(k) Plan $6.8B · 14,094
- Boston Scientific Corporation 401(k) Retirement Savings Plan $5.8B · 19,881
- Philips North America 401(k) Plan $5.8B · 19,120
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to The Hanover Insurance Group Retirement Savings Plan by total assets, not by location.
- Trihealth 401(k) Retirement Savings Plan (OH) $1.2B · 11,706
- D.R. Horton, Inc. Profit Sharing Plus Plan (TX) $1.2B · 12,128
- Erie Insurance Group Employee Savings Plan (PA) $1.2B · 5,972
- Baker Tilly Advisory Group Parent, LP (WI) $1.2B · 7,176
Frequently Asked Questions
How did The Hanover Insurance Group Retirement Savings Plan assets move in 2023? ▼
How have The Hanover Insurance Company plan assets changed over time? ▼
Where does The Hanover Insurance Group Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to The Hanover Insurance Group Retirement Savings Plan? ▼
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Filing takeaways
Ways to act on The Hanover Insurance Group Retirement Savings Plan's numbers.
- By total assets, The Hanover Insurance Group Retirement Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Massachusetts. Compare plans
- The Hanover Insurance Company's sponsor-wide assets have grown 17.2% since 2022 across 3 plan years on file. More Finance & Insurance plans