# One Stop Systems, Inc.: filings

OSS · Nasdaq · CIK 1394056 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/oss.md) · [Financials](/companies/oss/financials.md) · [Filings](/companies/oss/filings.md) · [Insiders](/companies/oss/insiders.md)

## Reports and events: 146 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 284, 8-K 85, 10-Q 27, 3 22, SC 13G/A 10, 10-K 9, CORRESP 9, DEF 14A 9, 8-K/A 6, 424B5 5, SC 13G 5, SCHEDULE 13G/A 5, UPLOAD 5, EFFECT 4, S-8 4, SC 13D 4, 144 3, S-3 3, 4/A 2, 5 2, DEFA14A 2, S-1/A 2, SCHEDULE 13D/A 2, SCHEDULE 13G 2, 424B4 1, 8-A12B 1, ARS 1, CERT 1, DRS 1, FWP 1, PRE 14A 1, S-1 1, S-3/A 1, SC 13D/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-28 | 08:12 ET | [8-K](/filings/0001193125-26-435175.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure | 0001193125-26-435175 |
| 2026-10-28 | 08:00 ET | [10-Q](/filings/0001193125-26-435152.md) | Quarterly report, period 2026-09-30 | 0001193125-26-435152 |
| 2026-08-05 | 12:47 ET | [8-K](/filings/0001193125-26-334453.md) | 1.01 Entry into a material agreement; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-334453 |
| 2026-08-05 | 08:01 ET | [10-Q](/filings/0001193125-26-333905.md) | Quarterly report, period 2026-06-30 | 0001193125-26-333905 |
| 2026-05-19 | 16:15 ET | [8-K](/filings/0001193125-26-230781.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-230781 |
| 2026-05-08 | 19:34 ET | [8-K](/filings/0001193125-26-212707.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure | 0001193125-26-212707 |
| 2026-05-06 | 08:30 ET | [10-Q](/filings/0001193125-26-207665.md) | Quarterly report, period 2026-03-31 | 0001193125-26-207665 |
| 2026-04-15 | 08:30 ET | [DEF 14A](/filings/0001193125-26-156058.md) | Proxy statement, period 2026-04-14 | 0001193125-26-156058 |
| 2026-04-15 | 08:30 ET | [8-K](/filings/0001193125-26-156057.md) | 7.01 Regulation FD disclosure | 0001193125-26-156057 |
| 2026-03-18 | 16:22 ET | [10-K](/filings/0001193125-26-114051.md) | Annual report, period 2025-12-31 | 0001193125-26-114051 |
| 2026-01-06 | 16:27 ET | [8-K](/filings/0001193125-26-004552.md) | 1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-004552 |
| 2025-11-05 | 08:14 ET | [10-Q](/filings/0001193125-25-265826.md) | Quarterly report, period 2025-09-30 | 0001193125-25-265826 |
| 2025-10-01 | 16:15 ET | [8-K](/filings/0001193125-25-226784.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure | 0001193125-25-226784 |
| 2025-08-07 | 09:02 ET | [10-Q](/filings/0000950170-25-104624.md) | Quarterly report, period 2025-06-30 | 0000950170-25-104624 |
| 2025-06-06 | 20:30 ET | [SCHEDULE 13D/A](/filings/0000921895-25-001721.md) | Ownership report, active investor, amended | 0000921895-25-001721 |
| 2025-05-20 | 16:30 ET | [8-K](/filings/0000950170-25-075232.md) | 5.07 Shareholder vote results | 0000950170-25-075232 |
| 2025-05-09 | 08:00 ET | [8-K](/filings/0000950170-25-067510.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-067510 |
| 2025-05-07 | 08:09 ET | [10-Q](/filings/0000950170-25-065032.md) | Quarterly report, period 2025-03-31 | 0000950170-25-065032 |
| 2025-04-21 | 06:12 ET | [8-K](/filings/0000950170-25-055997.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-055997 |
| 2025-04-18 | 17:32 ET | [SCHEDULE 13D/A](/filings/0000921895-25-001125.md) | Ownership report, active investor, amended | 0000921895-25-001125 |
| 2025-04-15 | 17:30 ET | [8-K](/filings/0000950170-25-054332.md) | 5.02 Departure or appointment of officers or directors; 5.03 Amendment to articles or bylaws | 0000950170-25-054332 |
| 2025-04-15 | 17:28 ET | [DEF 14A](/filings/0000950170-25-054329.md) | Proxy statement, period 2025-04-14 | 0000950170-25-054329 |
| 2025-03-19 | 15:48 ET | [10-K](/filings/0000950170-25-041974.md) | Annual report, period 2024-12-31 | 0000950170-25-041974 |
| 2025-03-19 | 08:00 ET | [8-K](/filings/0000950170-25-041748.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure | 0000950170-25-041748 |
| 2025-01-14 | 08:01 ET | [8-K](/filings/0000950170-25-005101.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-25-005101 |
| 2024-11-06 | 08:07 ET | [10-Q](/filings/0000950170-24-121839.md) | Quarterly report, period 2024-09-30 | 0000950170-24-121839 |
| 2024-11-06 | 08:01 ET | [8-K](/filings/0000950170-24-121832.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-121832 |
| 2024-08-13 | 08:36 ET | [8-K](/filings/0000950170-24-095789.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0000950170-24-095789 |
| 2024-08-08 | 16:06 ET | [8-K](/filings/0000950170-24-093912.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-093912 |
| 2024-08-08 | 16:04 ET | [10-Q](/filings/0000950170-24-093868.md) | Quarterly report, period 2024-06-30 | 0000950170-24-093868 |
| 2024-05-20 | 16:24 ET | [8-K](/filings/0000950170-24-062422.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0000950170-24-062422 |
| 2024-05-09 | 16:06 ET | [8-K](/filings/0000950170-24-056906.md) | 2.01 Completion of an acquisition or disposition; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-056906 |
| 2024-05-09 | 16:04 ET | [10-Q](/filings/0000950170-24-056865.md) | Quarterly report, period 2024-03-31 | 0000950170-24-056865 |
| 2024-04-15 | 16:05 ET | [8-K](/filings/0000950170-24-044401.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-044401 |
| 2024-04-15 | 16:04 ET | [DEF 14A](/filings/0000950170-24-044398.md) | Proxy statement, period 2024-05-15 | 0000950170-24-044398 |
| 2024-03-21 | 16:08 ET | [8-K](/filings/0000950170-24-034686.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-034686 |
| 2024-03-21 | 16:04 ET | [10-K](/filings/0000950170-24-034668.md) | Annual report, period 2023-12-31 | 0000950170-24-034668 |
| 2023-11-30 | 16:01 ET | [8-K](/filings/0000950170-23-067023.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-23-067023 |
| 2023-11-09 | 16:05 ET | [8-K](/filings/0000950170-23-062013.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-23-062013 |
| 2023-11-09 | 16:04 ET | [10-Q](/filings/0000950170-23-061993.md) | Quarterly report, period 2023-09-30 | 0000950170-23-061993 |
| 2023-11-03 | 15:16 ET | [SC 13D](/filings/0001193125-23-270319.md) | Ownership report, active investor | 0001193125-23-270319 |
| 2023-08-10 | 16:06 ET | [8-K](/filings/0001193125-23-209033.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-209033 |
| 2023-08-10 | 16:05 ET | [10-Q](/filings/0000950170-23-041291.md) | Quarterly report, period 2023-06-30 | 0000950170-23-041291 |
| 2023-07-20 | 08:31 ET | [8-K](/filings/0001193125-23-190186.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-190186 |
| 2023-06-07 | 16:08 ET | [8-K](/filings/0001193125-23-162521.md) | 1.01 Entry into a material agreement; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-23-162521 |
| 2023-05-22 | 08:32 ET | [8-K](/filings/0001193125-23-149959.md) | 1.01 Entry into a material agreement; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-149959 |
| 2023-05-18 | 16:16 ET | [8-K](/filings/0001193125-23-148154.md) | 5.07 Shareholder vote results | 0001193125-23-148154 |
| 2023-05-11 | 16:06 ET | [8-K](/filings/0001193125-23-142002.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-142002 |
| 2023-05-11 | 16:05 ET | [10-Q](/filings/0000950170-23-021209.md) | Quarterly report, period 2023-03-31 | 0000950170-23-021209 |
| 2023-04-18 | 16:05 ET | [DEF 14A](/filings/0000950170-23-013271.md) | Proxy statement, period 2023-05-17 | 0000950170-23-013271 |

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Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 28, 2026, 09:14 ET. No prices; not investment advice.