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Mailing Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100
Business Address 1 FREEDOM VALLEY DRIVE OAKS PA 19456-1100 6106761000
SEI INVESTMENTS CO CIK#: 0000350894 (see all company filings)

SIC: 6211 - SECURITY BROKERS, DEALERS & FLOTATION COMPANIES
State location: PA | State of Inc.: PA | Fiscal Year End: 1231
formerly: SEI CORP (filings through 2004-08-05)
(CF Office: 02 Finance)
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Items 1 - 40  0000350894 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
ARS  Documents Annual Report to Security Holders
Acc-no: 0001140361-24-019925 (34 Act)  Size: 12 MB
2024-04-16 000-10200
24845736
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000350894-24-000066 (34 Act)  Size: 8 MB
2024-04-15 000-10200
24844614
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000350894-24-000037 (34 Act)  Size: 1 MB
2024-03-01 000-10200
24710751
10-K/A  Documents [Amend] Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000350894-24-000030 (34 Act)  Size: 320 KB
2024-02-22 000-10200
24663489
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-24-000026 (34 Act)  Size: 859 KB
2024-02-21 000-10200
24656545
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000350894-24-000024 (34 Act)  Size: 19 MB
2024-02-20 000-10200
24652190
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-24-000057 (34 Act)  Size: 2 MB
2024-02-14 028-16454
24632600
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001104659-24-021909 (34 Act)  Size: 13 KB
2024-02-13 005-34968
24629488
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000312348-24-000006 (34 Act)  Size: 10 KB
2024-02-13 005-34968
24623627
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000350894-24-000009 (34 Act)  Size: 8 MB
2024-02-05 000-10200
24594212
8-K  Documents   Interactive Data Current report, items 3.01 and 9.01
Acc-no: 0000350894-24-000006 (34 Act)  Size: 212 KB
2024-02-01 000-10200
24586958
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-24-000004 (34 Act)  Size: 644 KB
2024-01-31 000-10200
24582918
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001086364-24-003356 (34 Act)  Size: 13 KB
2024-01-25 005-34968
24561150
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000350894-23-000110 (34 Act)  Size: 5 MB
2023-12-22 000-10200
231507475
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-23-000108 (34 Act)  Size: 821 KB
2023-12-21 000-10200
231503007
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0000350894-23-000106 (34 Act)  Size: 398 KB
2023-12-18 000-10200
231492577
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-23-000173 (34 Act)  Size: 2 MB
2023-11-14 028-16454
231401825
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-23-000091 (34 Act)  Size: 9 MB
2023-10-27 000-10200
231353260
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-23-000088 (34 Act)  Size: 12 MB
2023-10-26 000-10200
231347901
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-23-000086 (34 Act)  Size: 639 KB
2023-10-25 000-10200
231346055
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000350894-23-000083 (34 Act)  Size: 650 KB
2023-10-25 000-10200
231345083
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-23-000151 (34 Act)  Size: 2 MB
2023-08-11 028-16454
231162863
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0000350894-23-000076 (34 Act)  Size: 212 KB
2023-07-31 000-10200
231126723
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-23-000073 (34 Act)  Size: 9 MB
2023-07-28 000-10200
231120864
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-23-000069 (34 Act)  Size: 637 KB
2023-07-26 000-10200
231113859
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-23-000066 (34 Act)  Size: 1 MB
2023-07-14 000-10200
231089468
11-K  Documents Annual report of employee stock purchase, savings and similar plans
Acc-no: 0000350894-23-000062 (34 Act)  Size: 184 KB
2023-06-22 000-10200
231033527
8-K  Documents   Interactive Data Current report, items 5.07, 8.01, and 9.01
Acc-no: 0000350894-23-000058 (34 Act)  Size: 407 KB
2023-06-01 000-10200
23985469
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-23-000135 (34 Act)  Size: 2 MB
2023-05-12 028-16454
23913191
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-23-000055 (34 Act)  Size: 8 MB
2023-04-24 000-10200
23839907
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-23-000052 (34 Act)  Size: 614 KB
2023-04-20 000-10200
23833318
ARS  Documents Annual Report to Security Holders
Acc-no: 0000350894-23-000050 (34 Act)  Size: 12 MB
2023-04-20 000-10200
23833199
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000350894-23-000048 (34 Act)  Size: 11 MB
2023-04-20 000-10200
23833113
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, 8.01, and 9.01
Acc-no: 0000350894-23-000033 (34 Act)  Size: 52 MB
2023-04-18 000-10200
23826815
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0000350894-23-000022 (34 Act)  Size: 216 KB
2023-04-06 000-10200
23805324
10-K/A  Documents [Amend] Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000350894-23-000017 (34 Act)  Size: 127 KB
2023-02-24 000-10200
23665358
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000350894-23-000012 (34 Act)  Size: 16 MB
2023-02-21 000-10200
23646874
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000312348-23-000010 (34 Act)  Size: 9 KB
2023-02-13 005-34968
23615159
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-23-000074 (34 Act)  Size: 2 MB
2023-02-10 028-16454
23612725
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000895421-23-000183 (34 Act)  Size: 12 KB
2023-02-10 005-34968
23609446