SEI INVESTMENTS CO - SEIC
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 44
Latest filed: Sep 08, 2026
| Form | Count |
|---|---|
| 4 | 18 |
| 144 | 17 |
| SCHEDULE 13G/A | 3 |
| 8-K | 3 |
| SCHEDULE 13G | 2 |
| 4/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Sep 08, 2026 | 4 | Sep 03, 2026 | 0000929638-26-003474 | View |
| Sep 03, 2026 | 144 | — | 0001921094-26-000989 | View |
| Sep 03, 2026 | 4 | Sep 01, 2026 | 0000929638-26-003447 | View |
| Sep 01, 2026 | 144 | — | 0001921094-26-000981 | View |
| Sep 01, 2026 | 4 | Aug 28, 2026 | 0000929638-26-003408 | View |
| Aug 28, 2026 | 144 | — | 0001921094-26-000965 | View |
| Aug 14, 2026 | SCHEDULE 13G/A | — | 0000312348-26-000033 | View |
| Aug 07, 2026 | SCHEDULE 13G | — | 0001398344-26-013791 | View |
| Aug 06, 2026 | 4 | Aug 04, 2026 | 0000929638-26-002909 | View |
| Aug 05, 2026 | 144 | — | 0001921094-26-000808 | View |
| Aug 04, 2026 | 144 | — | 0001921094-26-000799 | View |
| Aug 04, 2026 | 4 | Aug 03, 2026 | 0000929638-26-002873 | View |
| Aug 03, 2026 | 144 | — | 0001921094-26-000790 | View |
| Jul 30, 2026 | 4 | Jul 28, 2026 | 0000929638-26-002842 | View |
| Jul 30, 2026 | 4 | Jul 28, 2026 | 0000929638-26-002843 | View |
| Jul 30, 2026 | 4 | Jul 28, 2026 | 0000929638-26-002844 | View |
| Jul 28, 2026 | 4 | Jul 24, 2026 | 0000929638-26-002740 | View |
| Jul 28, 2026 | 4 | Jul 24, 2026 | 0000929638-26-002741 | View |
| Jul 28, 2026 | 144 | — | 0001921094-26-000760 | View |
| Jul 28, 2026 | 144 | — | 0001921094-26-000763 | View |
| Jul 28, 2026 | 144 | — | 0001921094-26-000765 | View |
| Jul 24, 2026 | 144 | — | 0001921094-26-000754 | View |
| Jul 22, 2026 | 8-K | Jul 22, 2026 | 0000350894-26-000044 | View |
| Jun 29, 2026 | 4 | Jun 26, 2026 | 0001628280-26-045937 | View |
| Jun 26, 2026 | 144 | — | 0001968582-26-000660 | View |
| Jun 11, 2026 | 4 | Jun 09, 2026 | 0001628280-26-042410 | View |
| Jun 09, 2026 | 144 | — | 0001969223-26-000670 | View |
| May 28, 2026 | 8-K | May 27, 2026 | 0000350894-26-000033 | View |
| May 14, 2026 | SCHEDULE 13G/A | — | 0000312348-26-000025 | View |
| May 05, 2026 | 4 | May 04, 2026 | 0001628280-26-030177 | View |
| May 04, 2026 | 144 | — | 0001921094-26-000436 | View |
| Apr 30, 2026 | 4 | Apr 28, 2026 | 0001628280-26-028672 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000648 | View |
| Apr 28, 2026 | 144 | — | 0001921094-26-000421 | View |
| Apr 24, 2026 | 4 | Apr 23, 2026 | 0001628280-26-027110 | View |
| Apr 23, 2026 | 4 | Apr 23, 2026 | 0001628280-26-026914 | View |
| Apr 23, 2026 | 4 | Apr 23, 2026 | 0001628280-26-026916 | View |
| Apr 23, 2026 | 144 | — | 0001921094-26-000413 | View |
| Apr 23, 2026 | 144 | — | 0001921094-26-000414 | View |
| Apr 23, 2026 | 144 | — | 0001950047-26-003711 | View |
| Apr 22, 2026 | 8-K | Apr 22, 2026 | 0000350894-26-000026 | View |
| Apr 01, 2026 | 4/A | Mar 31, 2026 | 0001628280-26-022751 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0001628280-26-022714 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-002291 | View |