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

Ost Inc 401(k) Plan Facts

Plan name
OST, INC. 401(K) PROFIT SHARING PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
OST, INC.
Participants
695 (423 active employees)
Former employees with a balance
214
Plan assets
$36,493,045 at Dec 31, 2024
Average account balance
$59,629 across 612 accounts
Employer contributions
$774,949 in plan year 2024 (17% of all contributions)
Recordkeeper
Principal Life Insurance Company
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jun 1, 2001
✓ 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

  • $4.53 million went into the plan in contributions, $774,949 of it from the employer (17%).
  • $4.52 million was paid out to participants.
  • Investment and other income added $4.40 million.
  • Administrative expenses were $101,006, about $165 per account.

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

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019869$21.1 million$743,160$1.96 million
2020886$25.9 million$796,776$2.81 million
2021899$31.8 million$876,825$3.17 million
2022929$26.4 million$880,811$3.93 million
2023830$32.2 million$795,346$3.34 million
2024695$36.5 million$774,949$4.52 million

Ost Inc 401(k) Contact Information

Phone
703-462-8924
Mailing address
2010 CORPORATE RIDGE, MCLEAN VA 22102
Plan sponsor
OST, INC.
Employer identification number (EIN)
52-2175314
Plan number
001

Questions about the Ost Inc 401(k)

Does Ost Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $774,949, 17% of all contributions.

Does the Ost Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

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

695 participants at the start of plan year 2024, 423 of them active employees, and 214 former employees who still had money in the plan.

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

About $59,629 per account: $36.5 million in plan assets across 612 accounts with a balance at the end of plan year 2024.

Who manages the Ost Inc 401(k) accounts?

Principal (listed on the filing as PRINCIPAL LIFE INSURANCE COMPANY) is the plan's recordkeeper, which is where participants log in to see their balance.

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

Your account stays with Principal 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: 200 SPECTRUM CENTER DR, SUITE 700, IRVINE, CA, 92618
Headquarter: 808 SW 3RD AVENUE SUITE 800, PORTLAND, OR, 97204
Headquarter: 280 CONGRESS STREET, BOSTON, MA, 02210
Headquarter: 3540 TORINGDON WAY 8TH FLOOR- BENEFITS DEPARTMENT, CHARLOTTE, NC, 28277
Headquarter: 7601 PENN AVENUE SOUTH, RICHFIELD, MN, 554233645