401(k) · DOL Form 5500 · 2023
Serco Inc. 401(k) Plan
Data updated 2026-08-11
- $661M
- Total assets
- 7,688
- Participants
- 98th
- Percentile by assets
- $85,966
- Avg per participant
Official DOL plan name: Serco Inc. 401(k) Retirement Plan · Sponsored by Serco Inc. · Virginia · Professional & Technical Services
$661M in assets, 7,688 participants
Serco Inc.'s Serco Inc. 401(k) Retirement Plan reported $661M in total assets and 7,688 participants in its 2023 DOL Form 5500 filing, ranking in the 98th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.
- 98th percentile by assets (of 127,072 plans)
- #20,048 in Professional & Technical Services (20,321 peers)
Coverage in Virginia
Serco Inc. 401(k) Retirement Plan covers 7,688 participants in Virginia, 9.8x the typical Virginia plan (state average ~782 per filing). Assets: $661M.
- $661M
- total plan assets (2023 EOY)
- 7,688
- covered participants
- 98th
- percentile by assets (of 127,072 plans)
- $85,966
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Serco Inc. 401(k) Retirement Plan reported net income rose from -$66M in the plan year 2022 filing to $109M in the plan year 2023 filing.
- Serco Inc. 401(k) Retirement Plan end-of-year assets rose from $552M in the plan year 2022 filing to $661M in the plan year 2023 filing.
- Serco Inc. 401(k) Retirement Plan reported participants fell from 7,889 in the plan year 2022 filing to 7,688 in the plan year 2023 filing.
Participants vs Virginia filers
In Virginia, the average filing covers about 782 participants across 3,655 plans. Serco Inc. 401(k) Retirement Plan reports 7,688 participants - 9.8x that state average ($661M EOY assets).
Virginia filing particulars
| Total Assets (Beginning of Year) | $552M |
|---|---|
| Net Assets (End of Year) | $661M |
| Net Income | $109M |
| Employer EIN | 222902286 |
| Plan Effective Date | 2007-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Serco Inc.)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 7,889 | $552M |
| 2023 | 1 | 7,688 | $661M |
| 2024 | 1 | 7,402 | $744M |
Nearby 401(k) Plans in Virginia
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Serco Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in Virginia, assets vs. participants
- Northrop Grumman Savings Plan $36.2B · 97,987
- 401(k) Pension Plan $15.0B · 62,467
- General Dynamics Corporation 401(k) Plan 6.0 $11.2B · 48,860
- Leidos, Inc. Retirement Plan $10.6B · 27,043
- Bae Systems Employees' Savings and Investment Plan $9.4B · 31,681
Scale composition for Serco Inc. 401(k) Retirement Plan
Serco Inc. 401(k) Retirement Plan reports $661M in end-of-year assets across 7,688 participants (0.005% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.008% of 93,925,755 covered participants) - about $85,966 per participant (62% of the national average assets-per-participant) . Net income for plan year 2023 was $109M.
This plan identity (EIN 222902286, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $552M to $744M (+34.7%) while covered participants moved from 7,889 to 7,402 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 7,889 | $552M | Open filing |
| 2023 | 7,688 | $661M | This page |
| 2024 · index core | 7,402 | $744M | Open filing |
The same sponsor also keeps 1 other index-core plan on PlainRetire:
- Serco Inc. 401(k) Retirement Plan (401(k), $744M, 7,402 participants)
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Serco Inc. 401(k) Retirement Plan by total assets, not by location.
- Universal Orlando 401(k) Retirement Plan (FL) $661M · 19,075
- Wintrust Financial Corporation Retirement Savings Plan (IL) $661M · 5,151
- Kelsey-Seybold 401(k) Plan (MN) $661M · 5,306
- Zillow Group 401(k) Plan (WA) $662M · 5,644
Frequently Asked Questions
How did Serco Inc. 401(k) Retirement Plan assets move in 2023? ▼
How have Serco Inc. plan assets changed over time? ▼
Where does Serco Inc. 401(k) Retirement Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Serco Inc. 401(k) Retirement Plan? ▼
Next read for Serco Inc. 401(k) Retirement Plan
Filing takeaways
Ways to act on Serco Inc. 401(k) Retirement Plan's numbers.
- By total assets, Serco Inc. 401(k) Retirement Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Virginia. Compare plans
- Serco Inc.'s sponsor-wide assets have grown 34.7% since 2022 across 3 plan years on file. More Professional & Technical Services plans