Mack Trucks Inc 401(k) Plan: Login, Facts & Contact Information

Mack Trucks Inc 401(k) Plan Facts

Plan name
MACK UAW 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
MACK TRUCKS, INC.
Participants
4,484 (4,262 active employees)
Former employees with a balance
323
Plan assets
$220,252,623 at Dec 31, 2024
Average account balance
$55,340 across 3,980 accounts
Employer contributions
$13,080,645 in plan year 2024 (46% of all contributions)
Recordkeeper
Transamerica Retirement Solutions
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1999
✓ 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 8, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $28.4 million went into the plan in contributions, $13.1 million of it from the employer (46%).
  • $23.2 million was paid out to participants.
  • Investment and other income added $28.5 million.
  • Administrative expenses were $217,964, about $55 per account.

How the Mack Trucks Inc 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20192,950$123.8 million$4.82 million$7.86 million
20203,882$148.7 million$4.90 million$11.1 million
20213,779$174.9 million$5.85 million$9.92 million
20223,251$154.6 million$7.25 million$8.38 million
20234,306$187.8 million$8.68 million$13.3 million
20244,484$220.3 million$13.1 million$23.2 million

Mack Trucks Inc 401(k) Contact Information

Phone
336-541-1231
Mailing address
8003 PIEDMONT TRIAD PARKWAY, GREENSBORO NC 27409
Plan sponsor
MACK TRUCKS, INC.
Employer identification number (EIN)
22-1582040
Plan number
012

Questions about the Mack Trucks Inc 401(k)

Does Mack Trucks Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $13.1 million, 46% of all contributions.

Does the Mack Trucks Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Mack Trucks Inc 401(k) plan?

4,484 participants at the start of plan year 2024, 4,262 of them active employees, and 323 former employees who still had money in the plan.

What is the average 401(k) balance at Mack Trucks Inc?

About $55,340 per account: $220.3 million in plan assets across 3,980 accounts with a balance at the end of plan year 2024.

Who manages the Mack Trucks Inc 401(k) accounts?

Transamerica (listed on the filing as TRANSAMERICA RETIREMENT SOLUTIONS) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Mack Trucks Inc. How do I access my 401(k)?

Your account stays with Transamerica 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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