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

Twitter, Inc. 401(k) Plan Facts

Plan name
X CORP. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
X CORP. · formerly Twitter, Inc.
Participants
6,071 (823 active employees)
Former employees with a balance
4,656
Plan assets
$574,256,851 at Dec 31, 2024
Average account balance
$105,562 across 5,440 accounts
Employer contributions
$3,376,309 in plan year 2024 (21% of all contributions)
Recordkeeper
The Vanguard Group, Inc.
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Oct 1, 2007
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 Sep 16, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $16.1 million went into the plan in contributions, $3.38 million of it from the employer (21%).
  • $102.0 million was paid out to participants.
  • Investment and other income added $88.4 million.
  • Administrative expenses were $744,050, about $137 per account.

How the Twitter, Inc. 401(k) changed, 20192024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20194,496$306.5 million$15.2 million$14.1 million
20205,652$440.8 million$11.0 million$19.8 million
20215,825$610.4 million$15.1 million$35.0 million
20227,305$587.8 million$26.2 million$46.8 million
20237,760$572.6 million$6.57 million$154.5 million
20246,071$574.3 million$3.38 million$102.0 million

Twitter, Inc. 401(k) Contact Information

Phone
650-274-4614
Mailing address
1355 MARKET STREET, SAN FRANCISCO CA 94103
Plan sponsor
X CORP.
Employer identification number (EIN)
20-8913779
Plan number
001

Questions about the Twitter, Inc. 401(k)

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

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $3.38 million, 21% of all contributions.

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

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

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

6,071 participants at the start of plan year 2024, 823 of them active employees, and 4,656 former employees who still had money in the plan.

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

About $105,562 per account: $574.3 million in plan assets across 5,440 accounts with a balance at the end of plan year 2024.

Who manages the Twitter, 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 Twitter, 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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