SEI INVESTMENTS CO — All Filings
1,001 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
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13F-HR
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144
3
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4
4/A
5
5/A
8-A12B
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
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S-8
SC 13D
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SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | — | 0000929638-23-001007 | Mar 29, 2023 | Mar 27, 2023 |
| 4 | — | 0000929638-23-000935 | Mar 27, 2023 | Mar 23, 2023 |
| 4 | — | 0000929638-23-000803 | Mar 6, 2023 | Apr 19, 2022 |
| 3 | — | 0000929638-23-000801 | Mar 6, 2023 | Apr 19, 2022 |
| 4 | — | 0000929638-23-000764 | Feb 28, 2023 | Dec 5, 2022 |
| 4 | — | 0000929638-23-000765 | Feb 28, 2023 | Dec 5, 2022 |
| 4 | — | 0000929638-23-000766 | Feb 28, 2023 | Dec 5, 2022 |
| 4 | — | 0000929638-23-000761 | Feb 28, 2023 | Dec 5, 2022 |
| 4 | — | 0000929638-23-000762 | Feb 28, 2023 | Dec 5, 2022 |
| 4 | — | 0000929638-23-000763 | Feb 28, 2023 | Dec 5, 2022 |
| 10-K/A | FORM 10-K/A | 0000350894-23-000017 | Feb 24, 2023 | Dec 31, 2022 |
| 4 | — | 0000929638-23-000680 | Feb 22, 2023 | Dec 5, 2022 |
| 10-K | FORM 10-K | 0000350894-23-000012 | Feb 21, 2023 | Dec 31, 2022 |
| 4 | — | 0000929638-23-000647 | Feb 15, 2023 | Dec 5, 2022 |
| 3 | — | 0000929638-23-000478 | Feb 14, 2023 | Jan 24, 2023 |
| SC 13G/A | SEI 13G/A | 0000312348-23-000010 | Feb 13, 2023 | — |
| SC 13G/A | MS AMENDMENT | 0000895421-23-000183 | Feb 10, 2023 | — |
| 4 | — | 0000929638-23-000357 | Feb 10, 2023 | Feb 2, 2023 |
| 13F-HR | — | 0001041062-23-000074 | Feb 10, 2023 | Dec 31, 2022 |
| 3 | — | 0000929638-23-000355 | Feb 10, 2023 | Jan 24, 2023 |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-23-016920 | Feb 9, 2023 | — |
| 4 | FORM 4 | 0001567619-23-002180 | Feb 9, 2023 | — |
| 4 | FORM 4 | 0001567619-23-002108 | Feb 8, 2023 | Feb 6, 2023 |
| SC 13G/A | — | 0001306550-23-007840 | Feb 3, 2023 | — |
| 8-K | FORM 8-K | 0000350894-23-000002 | Jan 25, 2023 | — |
| 4 | FORM 4 | 0001567619-23-000308 | Jan 4, 2023 | Dec 28, 2022 |
| 4 | FORM 4 | 0001567619-23-000305 | Jan 4, 2023 | Dec 16, 2022 |
| 4 | FORM 4 | 0001567619-23-000291 | Jan 4, 2023 | Dec 28, 2022 |
| 4 | FORM 4 | 0001567619-23-000296 | Jan 4, 2023 | Dec 23, 2022 |
| 4 | FORM 4 | 0001567619-22-021948 | Dec 22, 2022 | Dec 21, 2022 |
| 4 | FORM 4 | 0001567619-22-021861 | Dec 20, 2022 | Dec 16, 2022 |
| 4 | FORM 4 | 0001567619-22-021705 | Dec 16, 2022 | Dec 14, 2022 |
| 4 | FORM 4 | 0001567619-22-021506 | Dec 12, 2022 | Feb 28, 2020 |
| 4 | FORM 4 | 0001567619-22-021432 | Dec 8, 2022 | Dec 6, 2022 |
| 8-K | FORM 8-K | 0000350894-22-000054 | Dec 5, 2022 | — |
| 4 | FORM 4 | 0001567619-22-020726 | Nov 21, 2022 | Nov 17, 2022 |
| 4 | FORM 4 | 0001567619-22-020581 | Nov 18, 2022 | Nov 16, 2022 |
| 13F-HR | — | 0001041062-22-000176 | Nov 14, 2022 | Sep 30, 2022 |
| 4 | PRIMARY DOCUMENT | 0000350894-22-000052 | Nov 1, 2022 | — |
| 10-Q | FORM 10-Q | 0000350894-22-000050 | Oct 28, 2022 | Sep 30, 2022 |
| 8-K | FORM 8-K | 0000350894-22-000048 | Oct 27, 2022 | Oct 25, 2022 |
| 8-K | FORM 8-K | 0000350894-22-000045 | Oct 26, 2022 | — |
| 4 | PRIMARY DOCUMENT | 0000350894-22-000042 | Sep 21, 2022 | Sep 15, 2022 |
| 8-K | FORM 8-K | 0000350894-22-000041 | Aug 23, 2022 | — |
| 13F-HR | — | 0001041062-22-000136 | Aug 15, 2022 | Jun 30, 2022 |
| 4 | PRIMARY DOCUMENT | 0000350894-22-000039 | Aug 10, 2022 | Aug 9, 2022 |
| 4 | PRIMARY DOCUMENT | 0000350894-22-000038 | Aug 1, 2022 | Jul 29, 2022 |
| 10-Q | FORM 10-Q | 0000350894-22-000037 | Jul 25, 2022 | Jun 30, 2022 |
| 8-K | FORM 8-K | 0000350894-22-000033 | Jul 20, 2022 | Jul 18, 2022 |
| 11-K | FORM 11-K | 0000350894-22-000031 | Jun 28, 2022 | Dec 31, 2021 |