← Every company
SEI Investments Co SEC Filings
What SEI Investments Co has told the SEC happened, by the 8-K items and forms it filed under: when it reported results, who joined or left, what it bought or sold, and whether its auditor or its accounts ever changed.
SEIC overview →Filings on file
97
since Oct 21, 2016
Warning signs
1
latest Feb 1, 2024
Last results
Jul 22, 2026
8-K item 2.02
Industry
Security Brokers, Dealers & Flotation Companies
SIC 6211
Newest first
Each label is a form type or an 8-K item as filed; each row links to the filing.
| Filed | What it reports | Document |
|---|---|---|
| Jul 27, 2026 | Quarterly report 10-Q | Read ↗ |
| Jul 22, 2026 | Results announced 8-K | Read ↗ |
| May 28, 2026 | Shareholder vote 8-K | Read ↗ |
| Apr 27, 2026 | Quarterly report 10-Q | Read ↗ |
| Apr 22, 2026 | Results announced 8-K | Read ↗ |
| Feb 23, 2026 | Annual report 10-K | Read ↗ |
| Jan 28, 2026 | Results announced 8-K | Read ↗ |
| Jan 15, 2026 | Executive or director change 8-K | Read ↗ |
| Dec 17, 2025 | Executive or director change 8-K | Read ↗ |
| Oct 27, 2025 | Quarterly report 10-Q | Read ↗ |
| Oct 22, 2025 | Results announced 8-K | Read ↗ |
| Aug 19, 2025 | Material agreementNew debt 8-K | Read ↗ |
| Jul 28, 2025 | Quarterly report 10-Q | Read ↗ |
| Jul 23, 2025 | Results announced 8-K | Read ↗ |
| Jul 22, 2025 | Executive or director change 8-K | Read ↗ |
| May 28, 2025 | Shareholder vote 8-K | Read ↗ |
| Apr 28, 2025 | Quarterly report 10-Q | Read ↗ |
| Apr 23, 2025 | Results announced 8-K | Read ↗ |
| Feb 25, 2025 | Executive or director change 8-K | Read ↗ |
| Feb 20, 2025 | Annual report 10-K | Read ↗ |
| Jan 29, 2025 | Results announced 8-K | Read ↗ |
| Oct 25, 2024 | Quarterly report 10-Q | Read ↗ |
| Oct 23, 2024 | Results announced 8-K | Read ↗ |
| Jul 26, 2024 | Quarterly report 10-Q | Read ↗ |
| Jul 24, 2024 | Results announced 8-K | Read ↗ |
| May 30, 2024 | Executive or director changeShareholder vote 8-K | Read ↗ |
| Apr 29, 2024 | Quarterly report 10-Q | Read ↗ |
| Apr 24, 2024 | Results announced 8-K | Read ↗ |
| Apr 23, 2024 | Results announced 8-K | Read ↗ |
| Mar 1, 2024 | Executive or director change 8-K | Read ↗ |
| Feb 22, 2024 | Annual report 10-K/A | Read ↗ |
| Feb 20, 2024 | Annual report 10-K | Read ↗ |
| Feb 5, 2024 | Executive or director change 8-K | Read ↗ |
| Feb 1, 2024 | Delisting notice or listing transfer 8-K | Read ↗ |
| Jan 31, 2024 | Results announced 8-K | Read ↗ |
| Dec 22, 2023 | Executive or director change 8-K | Read ↗ |
| Oct 27, 2023 | Quarterly report 10-Q | Read ↗ |
| Oct 25, 2023 | Results announced 8-K | Read ↗ |
| Oct 25, 2023 | Executive or director change 8-K | Read ↗ |
| Jul 31, 2023 | Executive or director change 8-K | Read ↗ |
| Jul 28, 2023 | Quarterly report 10-Q | Read ↗ |
| Jul 26, 2023 | Results announced 8-K | Read ↗ |
| Jun 1, 2023 | Shareholder vote 8-K | Read ↗ |
| Apr 24, 2023 | Quarterly report 10-Q | Read ↗ |
| Apr 20, 2023 | Results announced 8-K | Read ↗ |
| Apr 18, 2023 | Material agreementNew debt 8-K | Read ↗ |
| Apr 6, 2023 | Executive or director change 8-K | Read ↗ |
| Feb 24, 2023 | Annual report 10-K/A | Read ↗ |
| Feb 21, 2023 | Annual report 10-K | Read ↗ |
| Jan 25, 2023 | Results announced 8-K | Read ↗ |
| Oct 28, 2022 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2022 | Executive or director change 8-K | Read ↗ |
| Oct 26, 2022 | Results announced 8-K | Read ↗ |
| Jul 25, 2022 | Quarterly report 10-Q | Read ↗ |
| Jul 20, 2022 | Executive or director changeResults announced 8-K | Read ↗ |
| Jun 1, 2022 | Shareholder vote 8-K | Read ↗ |
| Apr 29, 2022 | Quarterly report 10-Q/A | Read ↗ |
| Apr 25, 2022 | Quarterly report 10-Q | Read ↗ |
| Apr 20, 2022 | Executive or director changeResults announced 8-K | Read ↗ |
| Apr 4, 2022 | Executive or director change 8-K | Read ↗ |
| Feb 22, 2022 | Annual report 10-K | Read ↗ |
| Jan 26, 2022 | Results announced 8-K | Read ↗ |
| Dec 28, 2021 | Executive or director change 8-K | Read ↗ |
| Oct 25, 2021 | Quarterly report 10-Q | Read ↗ |
| Oct 20, 2021 | Results announced 8-K | Read ↗ |
| Jul 26, 2021 | Quarterly report 10-Q | Read ↗ |
| Jul 21, 2021 | Results announced 8-K | Read ↗ |
| Jun 3, 2021 | Shareholder vote 8-K | Read ↗ |
| Apr 26, 2021 | Quarterly report 10-Q | Read ↗ |
| Apr 21, 2021 | Results announced 8-K | Read ↗ |
| Feb 22, 2021 | Annual report 10-K | Read ↗ |
| Jan 28, 2021 | Results announced 8-K | Read ↗ |
| Oct 26, 2020 | Quarterly report 10-Q | Read ↗ |
| Jul 28, 2020 | Quarterly report 10-Q | Read ↗ |
| Jun 4, 2020 | Shareholder vote 8-K | Read ↗ |
| Apr 28, 2020 | Quarterly report 10-Q | Read ↗ |
| Feb 24, 2020 | Annual report 10-K | Read ↗ |
| Jan 29, 2020 | Results announced 8-K | Read ↗ |
| Oct 24, 2019 | Quarterly report 10-Q | Read ↗ |
| Jul 25, 2019 | Quarterly report 10-Q | Read ↗ |
| May 31, 2019 | Shareholder vote 8-K | Read ↗ |
| Apr 25, 2019 | Quarterly report 10-Q | Read ↗ |
| Feb 25, 2019 | Annual report 10-K | Read ↗ |
| Jan 30, 2019 | Results announced 8-K | Read ↗ |
| Oct 25, 2018 | Quarterly report 10-Q | Read ↗ |
| Jul 24, 2018 | Quarterly report 10-Q | Read ↗ |
| May 31, 2018 | Shareholder vote 8-K | Read ↗ |
| Apr 26, 2018 | Quarterly report 10-Q | Read ↗ |
| Feb 22, 2018 | Annual report 10-K | Read ↗ |
| Feb 1, 2018 | Results announced 8-K | Read ↗ |
| Oct 26, 2017 | Quarterly report 10-Q | Read ↗ |
| Jul 27, 2017 | Quarterly report 10-Q | Read ↗ |
| May 25, 2017 | Shareholder vote 8-K | Read ↗ |
| Apr 20, 2017 | Quarterly report 10-Q | Read ↗ |
| Feb 22, 2017 | Annual report 10-K | Read ↗ |
| Jan 26, 2017 | Results announced 8-K | Read ↗ |
| Oct 21, 2016 | Quarterly report 10-Q | Read ↗ |
Source: SEI Investments Co's EDGAR filing history, the last ten years. The labels are the form types and 8-K item numbers the company filed under, not a reading of what it wrote — an item 5.02 can be a chief executive fired or a director retiring on schedule — so each row links to the filing.
More on SEIC
Company overviewEverything on SEIC in one place, with the price.Insider tradingWhat SEIC's own officers and directors buy and sell.Planned salesSales SEIC insiders have filed notice of.Who owns itEvery manager reporting a position in SEIC.Funds holding itWhich funds and ETFs hold SEIC, and how big a bet.