SEI INVESTMENTS CO
Security Brokers, Dealers & Flotation Companies | SIC: 6211Phone: 6106761000
EIN: 231707341
State Location: PA
State of Inc.: PA
- Nasdaq:SEIC
Form: 11-K
Filing Date: 23 Jun 2026Report Date: 31 Dec 2025
Accepted: 23 Jun 2026 03:19 p.m.
Accession Number: 0000350894-26-000039
File Number: 000-10200
Film Number: 261112203
Documents
Primary Document: FORM 11-K
Accepted: 23 Jun 2026 03:19 p.m.
0000350894-26-000039-index-headers.html
Last Modified: 23 Jun 2026 03:19 p.m.
0000350894-26-000039-index.html
Last Modified: 23 Jun 2026 03:19 p.m.
0000350894-26-000039.txt
Last Modified: 23 Jun 2026 03:19 p.m.
0000350894-26-000039-xbrl.zip
Last Modified: 23 Jun 2026 03:19 p.m.
FilingSummary.xml
Last Modified: 23 Jun 2026 03:19 p.m.
form11-kexhibit23112x31x25.htm
Last Modified: 23 Jun 2026 03:19 p.m.
MetaLinks.json
Last Modified: 23 Jun 2026 03:19 p.m.
R1.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R10.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R11.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R12.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R13.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R14.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R15.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R16.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R17.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R18.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R19.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R2.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R3.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R4.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R5.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R6.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R7.htm
Last Modified: 23 Jun 2026 03:19 p.m.
R8.htm
Last Modified: 23 Jun 2026 03:19 p.m.