SEI INVESTMENTS CO - Common Stock (SEIC)

CUSIP: 784117103

Q1 2025 13F Holders as of 31 Mar 2025

Holder snapshot 7 signals
Share change
+1,891,591
Put/Call ratio
11%
SEC-reported price per share
$77.63
Number of holders
540
Value change
+$135,974,270
Number of buys
250
Open additional details 1 more signal available
Number of sells
235
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
122,303,095

Security key

784117103

Report period

Q1 2025

Institutions

540

Top holders

10

Ownership snapshot

Top reported holders of SEIC - SEI INVESTMENTS CO - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F Lead comparable stake: 9.5% Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC leads the comparable SEC ownership view at 9.5%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VANGUARD GROUP INC's linked filing trail.
Comparable ownership Top 5
VANGUARD GROUP INC 9.5%
BlackRock, Inc. 9.4%
LOOMIS SAYLES & CO L P 7.2%
STATE STREET CORP 4.6%
MORGAN STANLEY 4.6%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
VANGUARD GROUP INC
13F
Company
13F
9.5%
$956,790,517
11,600,273 shares
31 Dec 2024
BlackRock, Inc.
13F
Company
13F
9.4%
$948,739,150
11,502,657 shares
31 Dec 2024
LOOMIS SAYLES & CO L P
13F
Company
13F
7.2%
$728,902,000
8,837,307 shares
31 Dec 2024
STATE STREET CORP
13F
Company
13F
4.6%
$471,452,197
5,682,653 shares
31 Dec 2024
MORGAN STANLEY
13F
Company
13F
4.6%
$464,233,338
5,628,433 shares
31 Dec 2024
BANK OF AMERICA CORP /DE/
13F
Company
13F
2.3%
$234,791,992
2,846,654 shares
31 Dec 2024
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
540
Shares
93,078,509
Rows available
540
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2025 vs Q1 2025 Across Filers

Q1 2025 holders
540
Q1 2025 holders
540
Holder diff
0
Investor Q1 2025 Shares Q1 2025 Shares Share Diff Share Chg % Q1 2025 value Q1 2025 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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