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

Datadog, Inc. 401(k) Plan Facts

Plan name
DATADOG 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
DATADOG, INC.
Participants
3,883 (3,948 active employees)
Former employees with a balance
1,674
Plan assets
$300,752,797 at Dec 31, 2024
Average account balance
$55,449 across 5,424 accounts
Employer contributions
$8,204,705 in plan year 2024 (9% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 2017
✓ 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 3, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $93.6 million went into the plan in contributions, $8.20 million of it from the employer (9%).
  • $12.3 million was paid out to participants.
  • Investment and other income added $36.1 million.
  • Administrative expenses were $186,156, about $34 per account.

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

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019640$20.1 million$0$906,106
20201,049$42.4 million$32,584$1.28 million
20211,565$75.5 million$0$3.84 million
20222,239$103.0 million$5.79 million$5.49 million
20233,404$183.7 million$6.58 million$7.99 million
20243,883$300.8 million$8.20 million$12.3 million

Datadog, Inc. 401(k) Contact Information

Phone
917-940-7812
Mailing address
620 8TH AVENUE, 45TH FLOOR, NEW YORK NY 10018
Plan sponsor
DATADOG, INC.
Employer identification number (EIN)
27-2825503
Plan number
001

Questions about the Datadog, Inc. 401(k)

Does Datadog, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $8.20 million, 9% of all contributions.

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

Yes. The plan reports automatic enrollment of eligible employees.

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

3,883 participants at the start of plan year 2024, 3,948 of them active employees, and 1,674 former employees who still had money in the plan.

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

About $55,449 per account: $300.8 million in plan assets across 5,424 accounts with a balance at the end of plan year 2024.

Who manages the Datadog, 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 Datadog, 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.

Related Companies
Headquarter: 9351 DEERING AVENUE, CHATSWORTH, CA, 91311
Headquarter: 32 NORTHWESTERN DRIVE, SALEM, NH, 03079
Headquarter: 340 WEST 10TH STREET, INDIANAPOLIS, IN, 46202
Headquarter: 531 SOUTH SPRING STREET, BURLINGTON, NC, 27215
Headquarter: ONE PARKWAY SOUTH P.O. BOX 19001, GREENVILLE, SC, 296029001