401(k) · DOL Form 5500 · 2023

Sentry Insurance Company 401(k) Plan

Data updated 2026-08-06

$1.8B
Total assets
4,343
Participants
99th
Percentile by assets
$415,978
Avg per participant
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Official DOL plan name: Sentry 401(k) Plan · Sponsored by Sentry Insurance Company · Wisconsin · Finance & Insurance

$1.8B in assets, 4,343 participants

Sentry Insurance Company's Sentry 401(k) Plan reported $1.8B in total assets and 4,343 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 126,618 plans)
  • #8,714 in Finance & Insurance (8,852 peers)

Coverage in Wisconsin

Sentry 401(k) Plan covers 4,343 participants in Wisconsin, 7.7x the typical Wisconsin plan (state average ~565 per filing). Assets: $1.8B.

$1.8B
total plan assets (2023 EOY)
4,343
covered participants
99th
percentile by assets (of 126,618 plans)
$415,978
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sentry 401(k) Plan reported net income rose from -$124M in the plan year 2022 filing to $183M in the plan year 2023 filing.
  • Sentry 401(k) Plan end-of-year assets rose from $1.6B in the plan year 2022 filing to $1.8B in the plan year 2023 filing.
  • Sentry 401(k) Plan reported participants rose from 4,106 in the plan year 2022 filing to 4,343 in the plan year 2023 filing.

See the national 2023→2024 release diff →

Participants vs Wisconsin filers

In Wisconsin, the average filing covers about 565 participants across 2,767 plans. Sentry 401(k) Plan reports 4,343 participants - 7.7x that state average ($1.8B EOY assets).

Wisconsin filing particulars

Total Assets (Beginning of Year)$1.6B
Net Assets (End of Year)$1.8B
Net Income$183M
Employer EIN390333950
Plan Effective Date1974-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Sentry Insurance Company)

$2.8B$3B$3.2B$3.4B 202220232024 $2.97B $3.34B ▲ +12.5%
Total plan assets by year, all Sentry Insurance Company plans on file
Year Plans Participants Total Assets
2022 2 5,527 $3.0B
2023 2 5,603 $3.2B
2024 2 5,768 $3.3B

Nearby 401(k) Plans in Wisconsin

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Sentry 401(k) Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants

Sentry 401(k) Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 0246810 Total assets ($B) Participants Sentry 401(k) PlanAdvocate Aurora Heal…Johnson Controls Ret…Fiserv 401(k) Saving…Kimberly-Clark Corpo…Rockwell Automation …
Sentry 401(k) Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Sentry 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Sentry 401(k) Plan assets move in 2023?
Sentry 401(k) Plan grew at a solid clip - up 11.3% during 2023, from $1.6B to $1.8B. Reported net income was $183M.
How have Sentry Insurance Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Sentry Insurance Company's sponsor-wide assets grew 12.5%, from $3.0B to $3.3B.
Where does Sentry 401(k) Plan rank by assets among Form 5500 filers?
Sentry 401(k) Plan ranks in the 99th percentile by end-of-year assets among 126,618 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Sentry 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Reyes Holdings Retirement Plan in IL ($1.8B, 32,089 participants).

Filing takeaways

Ways to act on Sentry 401(k) Plan's numbers.