# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000350894-23-000091
Filing Date
2023-10-27
Accepted
2023-10-27 10:53:05
Documents
82
Period of Report
2023-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-Q | seic-20230930.htm iXBRL | 10-Q | 1984053
2 | SECTION 302 PRINCIPAL EXECUTIVE OFFICER CERTIFICATION | seic-0930202310qex311.htm | EX-31.1 | 7555
3 | SECTION 302 PRINCIPAL FINANCIAL OFFICER CERTIFICATION | seic-0930202310qex312.htm | EX-31.2 | 7764
4 | SECTION 906 PEO AND PFO CERTIFICATION | seic-0930202310qex32.htm | EX-32 | 6278
10 | GRAPHIC | seic-20230930_g1.jpg | GRAPHIC | 25422
| Complete submission text file | 0000350894-23-000091.txt |  | 9606178

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | seic-20230930.xsd | EX-101.SCH | 48376
6 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | seic-20230930_cal.xml | EX-101.CAL | 104283
7 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | seic-20230930_def.xml | EX-101.DEF | 227184
8 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | seic-20230930_lab.xml | EX-101.LAB | 688037
9 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | seic-20230930_pre.xml | EX-101.PRE | 446585
76 | EXTRACTED XBRL INSTANCE DOCUMENT | seic-20230930_htm.xml | XML | 1824143

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.: 231353260
SIC: 6211 Security Brokers, Dealers & Flotation Companies