SEI INVESTMENTS CO — SCHEDULE 13G/A Filings
9 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by SEI INVESTMENTS CO (SEIC), sorted by most recent first. Each row links to the full filing on EdgarLookup. SEI INVESTMENTS CO has filed 9 SCHEDULE 13G/A documents with the SEC since 2013. To view all SEC filings by SEI INVESTMENTS CO, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
13F-HR
13F-HR/A
144
3
3/A
4
4/A
5
5/A
8-A12B
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFS14A
N-PX
NT 11-K
PRES14A
RW
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-002291 | Mar 27, 2026 | — |
| SCHEDULE 13G/A | — | 0000312348-26-000013 | Feb 12, 2026 | — |
| SCHEDULE 13G/A | — | 0000312348-25-000034 | Nov 13, 2025 | — |
| SCHEDULE 13G/A | — | 0000312348-25-000027 | Aug 13, 2025 | — |
| SCHEDULE 13G/A | — | 0002052113-25-002545 | Jul 16, 2025 | — |
| SCHEDULE 13G/A | — | 0000312348-25-000022 | May 15, 2025 | — |
| SCHEDULE 13G/A | — | 0000312348-25-000015 | Feb 12, 2025 | — |
| SCHEDULE 13G/A | — | 0000312348-24-000041 | Nov 14, 2024 | — |
| SCHEDULE 13G/A | — | 0000312348-24-000036 | Nov 13, 2024 | — |