System1, Inc. SEC filings SST
System1, Inc. has 615 filings in SEC EDGAR's recent list, going back to Mar 23, 2020. Its latest annual report, Form 10-K, was filed on Mar 11, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change
|
Oct 30, 2026 | Oct 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Shareholder vote results, Other events
|
Jul 24, 2026 | Jul 22, 2026 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Regulation FD disclosure
|
Jun 1, 2026 | May 29, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 12, 2026 | May 12, 2026 |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 11, 2026 | Mar 11, 2026 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2026 | Mar 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 9, 2026 | Jan 9, 2026 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Dec 12, 2025 | Dec 8, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Dec 3, 2025 | Dec 1, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 5, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 7, 2025 | Aug 7, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2025 | Aug 7, 2025 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Jun 11, 2025 | Jun 11, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Jun 10, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Officer or director change
|
May 23, 2025 | May 22, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 6, 2025 | May 6, 2025 |
| 8-K |
Current report
Results of operations
|
May 6, 2025 | May 6, 2025 |
| 8-K |
Current report
Unregistered share sale
|
Apr 29, 2025 | Apr 28, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 18, 2025 | Apr 15, 2025 |
| 8-K |
Current report
Listing notice
|
Apr 7, 2025 | Apr 7, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 10, 2025 | Mar 10, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 10, 2025 | Mar 10, 2025 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Jan 10, 2025 | Jan 6, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Jun 14, 2024 | Jun 11, 2024 |
| 8-K |
Current report
Auditor change, Other events
|
Jun 7, 2024 | Jun 4, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 9, 2024 | May 9, 2024 |
| 8-K |
Current report
Results of operations
|
May 9, 2024 | May 9, 2024 |
| 8-K |
Current report
Officer or director change
|
Apr 26, 2024 | Apr 23, 2024 |
| 8-K |
Current report
Officer or director change
|
Apr 12, 2024 | Apr 10, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 18, 2024 | Mar 18, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 18, 2024 | Mar 18, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 23, 2024 | Feb 20, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 17, 2024 | Jan 17, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 3, 2024 | Jan 3, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 4, 2023 | Dec 4, 2023 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Officer or director change, Regulation FD disclosure
|
Dec 4, 2023 | Nov 30, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 12, 2023 | Oct 6, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 12, 2023 | Sep 6, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 6, 2023 | Sep 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 17, 2023 | Aug 15, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 9, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Officer or director change
|
Aug 7, 2023 | Aug 1, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 3, 2023 | Jul 3, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 3, 2023 | Jul 3, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 22, 2023 | Jun 15, 2023 |
| 8-K |
Current report
Results of operations
|
Jun 6, 2023 | Jun 6, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 12, 2023 | Apr 10, 2023 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Apr 6, 2023 | Apr 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 21, 2023 | Mar 15, 2023 |
| 8-K |
Current report
Restatement
|
Mar 17, 2023 | Mar 15, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 16, 2023 | Mar 16, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 1, 2023 | Feb 23, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Officer or director change
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 1, 2022 | Sep 1, 2022 |
| 8-K |
Current report
Material agreement
|
Aug 30, 2022 | Aug 30, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 15, 2022 | Aug 15, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 11, 2022 | Aug 11, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2022 | Aug 11, 2022 |
| 8-K |
Current report
Material agreement, Bylaw or fiscal year change
|
Jul 8, 2022 | Jul 6, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
May 19, 2022 | May 18, 2022 |
| 8-K |
Current report
Results of operations
|
May 12, 2022 | May 12, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 18, 2022 | Apr 18, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 4, 2022 | Apr 4, 2022 |
| 8-K/A |
Amended current report
Acquisition or sale of assets, Auditor change
|
Apr 4, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Other events
|
Mar 4, 2022 | Mar 4, 2022 |
| 8-K |
Current report
Auditor change, Officer or director change
|
Mar 2, 2022 | Feb 24, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 15, 2022 | Feb 15, 2022 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Feb 9, 2022 | Jan 27, 2022 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Feb 3, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Change in control, Officer or director change, Bylaw or fiscal year change, Other events
|
Feb 2, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Other events
|
Jan 26, 2022 | Jan 25, 2022 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
Jan 21, 2022 | Jan 20, 2022 |
| 8-K |
Current report
Material agreement, Other events
|
Jan 10, 2022 | Jan 10, 2022 |
| 8-K |
Current report
Restatement
|
Nov 17, 2021 | Nov 12, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 23, 2021 | Sep 23, 2021 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Jun 29, 2021 | Jun 29, 2021 |
| 8-K/A |
Amended current report
Restatement
|
Jun 21, 2021 | Jun 1, 2021 |
| 8-K |
Current report
Listing notice
|
Jun 1, 2021 | May 25, 2021 |
| 8-K |
Current report
Restatement
|
Jun 1, 2021 | Jun 1, 2021 |
| 8-K |
Current report
Restatement
|
May 18, 2021 | May 14, 2021 |
| 8-K |
Current report
Officer or director change
|
Apr 23, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Other events
|
Aug 6, 2020 | Aug 6, 2020 |
| 8-K |
Current report
Other events
|
Jun 25, 2020 | Jun 19, 2020 |
| 8-K |
Current report
Other events
|
Jun 22, 2020 | Jun 16, 2020 |
Showing 96 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Services-Computer Programming, Data Processing, Etc. (SIC 7370)
- Listed as
- SST (NYSE), SSTPW (OTC)
- Fiscal year ends
- December 31
- Headquarters
- Marina Del Rey, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1805833
- Former names
- Trebia Acquisition Corp. (until Jan 26, 2022)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.