Genmab Mn, Inc. 401(k) Plan: Login, Facts & Contact Information

Genmab Mn, Inc. 401(k) Plan Facts

Plan name
GENMAB US, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
GENMAB US, INC.
Participants
965 (1,067 active employees)
Former employees with a balance
120
Plan assets
$137,258,783 at Dec 31, 2024
Average account balance
$121,576 across 1,129 accounts
Employer contributions
$13,003,376 in plan year 2024 (32% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Mar 28, 2008
✓ 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 15, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $40.8 million went into the plan in contributions, $13.0 million of it from the employer (32%).
  • $4.08 million was paid out to participants.
  • Investment and other income added $15.9 million.
  • Administrative expenses were $61,058, about $54 per account.

How the Genmab Mn, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019105$11.4 million$1.01 million$182,366
2020167$20.7 million$2.04 million$403,372
2021270$33.7 million$3.65 million$1.16 million
2022472$43.7 million$6.57 million$1.47 million
2023723$84.8 million$10.0 million$2.61 million
2024965$137.3 million$13.0 million$4.08 million

Genmab Mn, Inc. 401(k) Contact Information

Phone
609-430-2481
Mailing address
777 SCUDDERS MILL ROAD BUILDING 2, 4TH FLOOR, PRINCETON NJ 08536
Plan sponsor
GENMAB US, INC.
Employer identification number (EIN)
26-2011084
Plan number
001

Questions about the Genmab Mn, Inc. 401(k)

Does Genmab Mn, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $13.0 million, 32% of all contributions.

Does the Genmab Mn, Inc 401(k) have automatic enrollment?

No. The plan does not report automatic enrollment; employees enroll themselves.

How many people are in the Genmab Mn, Inc 401(k) plan?

965 participants at the start of plan year 2024, 1,067 of them active employees, and 120 former employees who still had money in the plan.

What is the average 401(k) balance at Genmab Mn, Inc?

About $121,576 per account: $137.3 million in plan assets across 1,129 accounts with a balance at the end of plan year 2024.

Who manages the Genmab Mn, Inc 401(k) accounts?

Fidelity NetBenefits (listed on the filing as FIDELITY INVESTMENTS INSTITUTIONAL) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Genmab Mn, Inc. How do I access my 401(k)?

Your account stays with Fidelity NetBenefits 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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