401(k) · DOL Form 5500 · 2022

Sei Investments Company 401(k) Plan

Data updated 2026-08-11

$668M
Total assets
3,650
Participants
98th
Percentile by assets
$182,988
Avg per participant
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Official DOL plan name: Sei Capital Accumulation Plan · Sponsored by Sei Investments Company · Pennsylvania · Professional & Technical Services

$668M in assets, 3,650 participants

Sei Investments Company's Sei Capital Accumulation Plan reported $668M in total assets and 3,650 participants in its 2022 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 139,126 plans)
  • #21,327 in Professional & Technical Services (21,562 peers)

Coverage in Pennsylvania

Sei Capital Accumulation Plan covers 3,650 participants in Pennsylvania, 4.4x the typical Pennsylvania plan (state average ~822 per filing). Assets: $668M.

$668M
total plan assets (2022 EOY)
3,650
covered participants
98th
percentile by assets (of 139,126 plans)
$182,988
avg assets per participant

The plan reported a net loss of $99M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Participants vs Pennsylvania filers

In Pennsylvania, the average filing covers about 822 participants across 5,751 plans. Sei Capital Accumulation Plan reports 3,650 participants - 4.4x that state average ($668M EOY assets).

Pennsylvania filing particulars

Total Assets (Beginning of Year)$767M
Net Assets (End of Year)$666M
Net Income-$99M
Employer EIN231707341
Plan Effective Date1983-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Sei Investments Company)

$600M$700M$800M$900M$1,000M 202220232024 $668M $882M ▲ +32.0%
Total plan assets by year, all Sei Investments Company plans on file
Year Plans Participants Total Assets
2022 1 3,650 $668M
2023 1 4,047 $766M
2024 1 4,283 $882M

Nearby 401(k) Plans in Pennsylvania

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Sei Capital Accumulation Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants

Sei Capital Accumulation Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -505101520 Total assets ($B) Participants Sei Capital Accumula…Comcast Corporation …Cigna 401(k) PlanThe PNC Financial Se…The Vanguard Retirem…The Bank of New York…
Sei Capital Accumulation Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Sei Capital Accumulation Plan by total assets, not by location.

Frequently Asked Questions

How did Sei Capital Accumulation Plan assets move in 2022?
Sei Capital Accumulation Plan pulled back noticeably - down 13.0% during 2022, from $767M to $668M. Reported net income was -$99M.
How have Sei Investments Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Sei Investments Company's sponsor-wide assets grew 32.0%, from $668M to $882M.
Where does Sei Capital Accumulation Plan rank by assets among Form 5500 filers?
Sei Capital Accumulation Plan ranks in the 98th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Sei Capital Accumulation Plan?
Among 401(k) plans in other states, the closest by assets is Pbf Energy Retirement Savings Plan in NJ ($668M, 3,459 participants).

Filing takeaways

Ways to act on Sei Capital Accumulation Plan's numbers.