Most often reported for investment advisory and management
54 plans with 100+ participants
23 states
1 DC · 53 DB
Form 5500 information is as filed by the plan administrator with the Department of Labor and may be amended. Figures reflect the plan year shown, not current balances. Schedule C lists only providers a plan paid $5,000 or more, and is filed only by plans with 100 or more participants.
54plans naming this provider
87,142participant records in those plans
$16.6Mcompensation reported, direct and indirect
$220median reported per participant53 plans with an amount
SEI Investments Management Corp. is named as a service provider on the Schedule C of 54 retirement plans with 100 or more participants for plan year 2024, covering 87,142 participant records. Most often it is reported for investment advisory and management.
Reported compensation from those plans, direct and indirect, totalled $16.6M. Per plan, the median was $220 per participant, with the middle half of plans between $181 and $293. These are amounts plans reported paying this organisation, not a price list: they depend on which services each plan buys and on how much is paid through fund expenses instead.
Its client plans are most numerous in Pennsylvania (7), New York (6) and California (5).
In 2009 it appeared on 91 such filings; in 2024, 54 (down 41%). Yearly counts include every filing that names it, so they can run slightly above the number of plans with pages here, and name or EIN changes after mergers can break the series.
Reported compensation per plan
Across this provider's plans
25th percentile
Median
75th percentile
Compensation per participant
$181
$220
$293
Compensation as a share of plan net assets
0.17%
0.21%
0.33%
What each plan reported paying this organisation, not the plan's total cost. For reference, the median US defined contribution plan reported $123 per participant to all Schedule C providers combined.
Plans served by year
Plans with 100+ participants naming this providerCompensation reported by those plans
Matched by employer identification number. A merger or a change of filing entity starts a new series, so a drop to zero is not a loss of clients by itself.
How many plans does SEI Investments Management Corp. serve?
54 plans with 100 or more participants named it on Schedule C for plan year 2024. Plans that paid it under $5,000, small plans that file Form 5500-SF, and plans whose filings spell its name without an EIN under a different form are not counted.
What do plans pay SEI Investments Management Corp.?
The median plan reported $220 per participant in direct and indirect compensation (53 plans reporting an amount), or 0.21% of plan net assets. Eligible indirect compensation disclosed to the plan by formula is not reported as a dollar amount, so many filings understate what a provider receives.
What services are reported?
The service codes most often attached to it are Investment management (47 plans), Trustee (bank, trust company, or similar financial institution) (10 plans), Custodial (securities) (8 plans) and Trustee (directed) (7 plans).
Where does this come from?
Schedule C of Form 5500, Part I line 2, from the EBSA research files with filings received through 24 Aug 2026. Individuals named on Schedule C are excluded from this site.
Provenance
Source: U.S. Department of Labor, Employee Benefits Security Administration, Form 5500 research files, Schedule C Part I line 2, public domain, with filings received through 24 Aug 2026. Rows are grouped by the provider's EIN as entered by each plan; rows without an EIN join the EIN most often filed under the same name. Providers named on fewer than 25 plans have no page. See the methodology and corrections.