One Stop Systems, Inc. SEC filings OSS
One Stop Systems, Inc. has 527 filings in SEC EDGAR's recent list, going back to Mar 19, 2007. Its latest annual report, Form 10-K, was filed on Mar 18, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (material agreement). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| EFFECT | Filing | Sep 2, 2026 | — |
| CORRESP | Letter to the SEC | Aug 31, 2026 | — |
| UPLOAD | Letter from the SEC | Aug 26, 2026 | — |
| EFFECT | Filing | Aug 25, 2023 | — |
| CORRESP | Letter to the SEC | Aug 23, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 23, 2023 | — |
| EFFECT | Filing | Jun 19, 2019 | — |
| CORRESP | Letter to the SEC | Jun 17, 2019 | — |
| UPLOAD | Letter from the SEC | May 28, 2019 | — |
| EFFECT | Filing | Jan 31, 2018 | — |
| CERT | Filing | Jan 31, 2018 | — |
| CORRESP | Letter to the SEC | Jan 31, 2018 | — |
| CORRESP | Letter to the SEC | Jan 31, 2018 | — |
| 8-A12B | Filing | Jan 29, 2018 | — |
| CORRESP | Letter to the SEC | Jan 23, 2018 | — |
| CORRESP | Letter to the SEC | Jan 22, 2018 | — |
| UPLOAD | Letter from the SEC | Jan 18, 2018 | — |
| CORRESP | Letter to the SEC | Jan 16, 2018 | — |
| CORRESP | Letter to the SEC | Dec 18, 2017 | — |
| UPLOAD | Letter from the SEC | Dec 6, 2017 | — |
| DRS | Filing | Nov 9, 2017 | — |
| REGDEX | Auto-generated paper document | Mar 19, 2007 | — |
Showing 22 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Electronic Computers (SIC 3571)
- Listed as
- OSS (Nasdaq)
- Fiscal year ends
- December 31
- Headquarters
- Escondido, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1394056
- Former names
- ONE STOP SYSTEMS INC (until Jul 2, 2018)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.