Sentry Insurance A Mutual Company 401(k) Plan: Login, Facts & Contact Information

Sentry Insurance A Mutual Company 401(k) Plan Facts

Plan name
SENTRY 401K PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
SENTRY INSURANCE COMPANY
Participants
7,958 (4,702 active employees)
Former employees with a balance
2,515
Plan assets
$1,941,946,399 at Dec 31, 2024
Average account balance
$254,048 across 7,644 accounts
Employer contributions
$33,195,180 in plan year 2024 (38% of all contributions)
Recordkeeper
Sentry Life Insurance Company
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1974
✓ Employer contributions✓ Automatic enrollment✓ Default investment for undecided participants✓ Participants choose their own investments— Self-directed brokerage window✓ Profit sharing— Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Oct 9, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $87.0 million went into the plan in contributions, $33.2 million of it from the employer (38%).
  • $123.1 million was paid out to participants.
  • Investment and other income added $171.6 million.
  • Administrative expenses were $178,440, about $23 per account.

How the Sentry Insurance A Mutual Company 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20197,350$1.43 billion$23.9 million$58.4 million
20207,345$1.59 billion$25.2 million$57.6 million
20217,287$1.75 billion$26.5 million$82.3 million
20227,422$1.62 billion$28.2 million$88.5 million
20237,811$1.81 billion$31.2 million$94.6 million
20247,958$1.94 billion$33.2 million$123.1 million

Sentry Insurance A Mutual Company 401(k) Contact Information

Phone
715-346-6000
Mailing address
1800 NORTH POINT DRIVE, STEVENS POINT WI 54481
Plan sponsor
SENTRY INSURANCE COMPANY
Employer identification number (EIN)
39-0333950
Plan number
003

Questions about the Sentry Insurance A Mutual Company 401(k)

Does Sentry Insurance A Mutual Company contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $33.2 million, 38% of all contributions.

Does the Sentry Insurance A Mutual Company 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Sentry Insurance A Mutual Company 401(k) plan?

7,958 participants at the start of plan year 2024, 4,702 of them active employees, and 2,515 former employees who still had money in the plan.

What is the average 401(k) balance at Sentry Insurance A Mutual Company?

About $254,048 per account: $1.94 billion in plan assets across 7,644 accounts with a balance at the end of plan year 2024.

Who manages the Sentry Insurance A Mutual Company 401(k) accounts?

SENTRY LIFE INSURANCE COMPANY is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Sentry Insurance A Mutual Company. How do I access my 401(k)?

Your account stays with SENTRY LIFE INSURANCE COMPANY after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

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