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: 09 Crypto Assets)
Get insider transactions for this issuer.
Get insider transactions for this reporting owner.

Filter Results
Search Within Files

(YYYYMMDD)
Ownership?


Enter keywords
Items 1 - 40  0000350894 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0000350894-25-000040 (34 Act)  Size: 375 KB
2025-03-18 000-10200
25747373
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-25-000032 (34 Act)  Size: 952 KB
2025-02-27 000-10200
25674056
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000350894-25-000030 (34 Act)  Size: 655 KB
2025-02-25 000-10200
25660375
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000350894-25-000028 (34 Act)  Size: 18 MB
2025-02-20 000-10200
25644754
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000312348-25-000015 (34 Act)  Size: 6 KB
2025-02-12 005-34968
25612648
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-25-000019 (34 Act)  Size: 2 MB
2025-02-11 028-16454
25608478
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0000350894-25-000016 (34 Act)  Size: 2 MB
2025-01-29 000-10200
25569376
8-K/A  Documents   Interactive Data [Amend] Current report, items 7.01 and 9.01
Acc-no: 0000350894-25-000012 (34 Act)  Size: 3 MB
2025-01-17 000-10200
25538908
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-25-000007 (34 Act)  Size: 3 MB
2025-01-14 000-10200
25528557
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0000350894-24-000153 (34 Act)  Size: 367 KB
2024-12-12 000-10200
241544885
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-24-000150 (34 Act)  Size: 1 MB
2024-12-11 000-10200
241540342
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000312348-24-000041 (34 Act)  Size: 6 KB
2024-11-14 005-34968
241462176
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000312348-24-000036 (34 Act)  Size: 6 KB
2024-11-13 005-34968
241451568
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-24-000165 (34 Act)  Size: 2 MB
2024-11-12 028-16454
241443814
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-24-000131 (34 Act)  Size: 10 MB
2024-10-25 000-10200
241395753
8-K  Documents   Interactive Data Current report, items 2.02, 8.01, and 9.01
Acc-no: 0000350894-24-000127 (34 Act)  Size: 909 KB
2024-10-23 000-10200
241389303
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000350894-24-000115 (34 Act)  Size: 6 MB
2024-08-30 000-10200
241270677
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001135428-24-000096 (34 Act)  Size: 3 KB
2024-08-21 028-16454
241227911
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-24-000109 (34 Act)  Size: 2 MB
2024-08-13 028-16454
241199361
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0000929638-24-002600 (33 Act)  Size: 101 KB
2024-07-26 333-281039
241146093
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-24-000102 (34 Act)  Size: 15 MB
2024-07-26 000-10200
241144945
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-24-000099 (34 Act)  Size: 624 KB
2024-07-24 000-10200
241138082
11-K  Documents Annual report of employee stock purchase, savings and similar plans
Acc-no: 0000350894-24-000093 (34 Act)  Size: 190 KB
2024-06-18 000-10200
241052337
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, 8.01, and 9.01
Acc-no: 0000350894-24-000090 (34 Act)  Size: 11 MB
2024-05-30 000-10200
241003882
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001041062-24-000086 (34 Act)  Size: 2 MB
2024-05-07 028-16454
24921392
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000350894-24-000084 (34 Act)  Size: 7 MB
2024-04-29 000-10200
24888708
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-24-000078 (34 Act)  Size: 581 KB
2024-04-24 000-10200
24870531
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000350894-24-000076 (34 Act)  Size: 551 KB
2024-04-23 000-10200
24862769
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 Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-021909 (34 Act)  Size: 13 KB
2024-02-13 005-34968
24629488
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
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