Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000350894-23-000055
Filing Date
2023-04-24
Accepted
2023-04-24 15:47:43
Documents
77
Period of Report
2023-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q seic-20230331.htm   iXBRL 10-Q 1797864
2 SECTION 302 PRINCIPAL EXECUTIVE OFFICER CERTIFICATION seic-0331202310qex311.htm EX-31.1 7655
3 SECTION 302 PRINCIPAL FINANCIAL OFFICER CERTIFICATION seic-0331202310qex312.htm EX-31.2 7864
4 SECTION 906 PEO AND PFO CERTIFICATION seic-0331202310qex32.htm EX-32 6372
10 GRAPHIC seic-20230331_g1.jpg GRAPHIC 25422
  Complete submission text file 0000350894-23-000055.txt   8323461

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT seic-20230331.xsd EX-101.SCH 45411
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT seic-20230331_cal.xml EX-101.CAL 104837
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT seic-20230331_def.xml EX-101.DEF 219793
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT seic-20230331_lab.xml EX-101.LAB 583232
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT seic-20230331_pre.xml EX-101.PRE 390874
71 EXTRACTED XBRL INSTANCE DOCUMENT seic-20230331_htm.xml XML 1581615
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.: 23839907
SIC: 6211 Security Brokers, Dealers & Flotation Companies