0001193125-08-231910 10-Q 9 20080930 20081110 20081110 SEI INVESTMENTS CO 0000350894 6211 231707341 PA 1231 10-Q 34 000-10200 081176467 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100 6106761000 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100 SEI INVESTMENT CO 20040806 SEI CORP 19920703 10-Q 1 d10q.htm SEI INVESTMENTS CO--FORM 10-Q EX-10.23.3 2 dex10233.htm AMENDMENT NO. 3 TO CREDIT AGREEMENT EX-10.29.12 3 dex102912.htm CAPITAL SUPPORT AGREEMENT EX-10.32 4 dex1032.htm AMENDED AND RESTATED CAPITAL SUPPORT AGREEMENT EX-10.33 5 dex1033.htm LETTER OF CREDIT EX-31.1 6 dex311.htm SECTION 302 CERTIFICATION OF CEO EX-31.2 7 dex312.htm SECTION 302 CERTIFICATION OF CFO EX-32 8 dex32.htm SECTION 906 CERTIFICATION OF CEO AND CFO GRAPHIC 9 g95251g70u86.jpg GRAPHIC