Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000350894-10-000001
Filing Date
2010-01-04
Accepted
2010-01-04 19:31:05
Documents
1
Period of Report
2009-12-30

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgar.html 4  
1 PRIMARY DOCUMENT edgar.xml 4 4427
  Complete submission text file 0000350894-10-000001.txt   6239
Mailing Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100
Business Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100 6106761000
SEI INVESTMENTS CO (Issuer) CIK: 0000350894 (see all company filings)

EIN.: 231707341 | State of Incorp.: PA | Fiscal Year End: 1231
SIC: 6211 Security Brokers, Dealers & Flotation Companies

Mailing Address
Business Address
DORAN WILLIAM (Reporting) CIK: 0001191719 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-10200 | Film No.: 10503840