Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000350894-25-000104
Filing Date
2025-07-28
Accepted
2025-07-28 14:16:46
Documents
86
Period of Report
2025-06-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q seic-20250630.htm   iXBRL 10-Q 2163252
2 SECTION 302 PRINCIPAL EXECUTIVE OFFICER CERTIFICATION seic-0630202510qex311.htm EX-31.1 7552
3 SECTION 302 PRINCIPAL FINANCIAL OFFICER CERTIFICATION seic-0630202510qex312.htm EX-31.2 7767
4 SECTION 906 PEO AND PFO CERTIFICATION seic-0630202510qex32.htm EX-32 6292
10 GRAPHIC seic-20250630_g1.gif GRAPHIC 15713
  Complete submission text file 0000350894-25-000104.txt   10633020

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT seic-20250630.xsd EX-101.SCH 52869
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT seic-20250630_cal.xml EX-101.CAL 116769
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT seic-20250630_def.xml EX-101.DEF 258431
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT seic-20250630_lab.xml EX-101.LAB 709890
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT seic-20250630_pre.xml EX-101.PRE 496532
88 EXTRACTED XBRL INSTANCE DOCUMENT seic-20250630_htm.xml XML 2048868
Mailing Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100
Business Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100 6106761000
SEI INVESTMENTS CO (Filer) CIK: 0000350894 (see all company filings)

EIN.: 231707341 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-10200 | Film No.: 251155057
SIC: 6211 Security Brokers, Dealers & Flotation Companies
(CF Office: 09 Crypto Assets)