Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000350894-25-000071
Filing Date
2025-04-28
Accepted
2025-04-28 13:57:07
Documents
86
Period of Report
2025-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q seic-20250331.htm   iXBRL 10-Q 1541168
2 SECTION 302 PRINCIPAL EXECUTIVE OFFICER CERTIFICATION seic-0331202510qex311.htm EX-31.1 7553
3 SECTION 302 PRINCIPAL FINANCIAL OFFICER CERTIFICATION seic-0331202510qex312.htm EX-31.2 7768
4 SECTION 906 PEO AND PFO CERTIFICATION seic-0331202510qex32.htm EX-32 6295
10 GRAPHIC seic-20250331_g1.gif GRAPHIC 15713
  Complete submission text file 0000350894-25-000071.txt   8853104

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT seic-20250331.xsd EX-101.SCH 52319
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT seic-20250331_cal.xml EX-101.CAL 123400
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT seic-20250331_def.xml EX-101.DEF 256066
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT seic-20250331_lab.xml EX-101.LAB 707864
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT seic-20250331_pre.xml EX-101.PRE 494125
88 EXTRACTED XBRL INSTANCE DOCUMENT seic-20250331_htm.xml XML 1414015
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.: 25879004
SIC: 6211 Security Brokers, Dealers & Flotation Companies
(CF Office: 09 Crypto Assets)