Mongodb,inc. 401(k) Plan: Login, Facts & Contact Information

Mongodb,inc. 401(k) Plan Facts

Plan name
MONGODB, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
MONGODB, INC.
Participants
3,112 (2,649 active employees)
Former employees with a balance
812
Plan assets
$246,632,107 at Dec 31, 2024
Average account balance
$72,710 across 3,392 accounts
Recordkeeper
The Vanguard Group, Inc.
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 2013
✓ 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

  • $53.4 million went into the plan in contributions.
  • $19.2 million was paid out to participants.
  • Investment and other income added $32.2 million.
  • Administrative expenses were $50,054, about $15 per account.

How the Mongodb,inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019996$53.6 million—$3.41 million
20201,323$82.1 million—$4.08 million
20211,736$119.6 million—$7.90 million
20222,145$123.1 million—$10.0 million
20232,842$180.4 million$12,408$13.4 million
20243,112$246.6 million—$19.2 million

Mongodb,inc. 401(k) Contact Information

Phone
866-237-8815
Mailing address
228 PARK AVENUE S. #PMB 62572, NEW YORK NY 10003
Plan sponsor
MONGODB, INC.
Employer identification number (EIN)
26-1463205
Plan number
002

Questions about the Mongodb,inc. 401(k)

Does Mongodb,inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement.

Does the Mongodb,inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Mongodb,inc 401(k) plan?

3,112 participants at the start of plan year 2024, 2,649 of them active employees, and 812 former employees who still had money in the plan.

What is the average 401(k) balance at Mongodb,inc?

About $72,710 per account: $246.6 million in plan assets across 3,392 accounts with a balance at the end of plan year 2024.

Who manages the Mongodb,inc 401(k) accounts?

Vanguard (listed on the filing as THE VANGUARD GROUP, INC.) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Mongodb,inc. How do I access my 401(k)?

Your account stays with Vanguard 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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