ONE STOP SYSTEMS, INC. - OSS
All tracked SEC files for this issuer. Showing up to 200 latest records.
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Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 24
Latest filed: Jun 12, 2026
| Form | Count |
|---|---|
| 4 | 13 |
| 8-K | 4 |
| 144 | 3 |
| SCHEDULE 13G/A | 2 |
| SCHEDULE 13G | 1 |
| 4/A | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Jun 12, 2026 | 4 | Jun 05, 2026 | 0001193125-26-269730 | View |
| May 28, 2026 | 4 | May 11, 2026 | 0001193125-26-243825 | View |
| May 26, 2026 | 4 | May 20, 2026 | 0001193125-26-239727 | View |
| May 26, 2026 | 4 | May 21, 2025 | 0001193125-26-239770 | View |
| May 26, 2026 | 144 | — | 0001950047-26-005105 | View |
| May 26, 2026 | 4 | May 20, 2026 | 0001193125-26-239598 | View |
| May 26, 2026 | 4 | May 20, 2026 | 0001193125-26-239650 | View |
| May 26, 2026 | 144 | — | 0001949846-26-000317 | View |
| May 26, 2026 | 144 | — | 0001959173-26-003973 | View |
| May 19, 2026 | 8-K | May 13, 2026 | 0001193125-26-230781 | View |
| May 13, 2026 | SCHEDULE 13G | — | 0001595888-26-000044 | View |
| May 08, 2026 | 8-K | May 07, 2026 | 0001193125-26-212707 | View |
| Apr 15, 2026 | 8-K | Apr 15, 2026 | 0001193125-26-156057 | View |
| Mar 27, 2026 | 4/A | May 21, 2025 | 0001755059-26-000006 | View |
| Mar 02, 2026 | 4 | Feb 07, 2026 | 0001755059-26-000004 | View |
| Mar 02, 2026 | 4 | Feb 07, 2026 | 0002044400-26-000004 | View |
| Mar 02, 2026 | 4 | Feb 07, 2026 | 0001193125-26-085115 | View |
| Feb 17, 2026 | SCHEDULE 13G/A | — | 0001011438-26-000143 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | — | 0001105907-26-000005 | View |
| Feb 11, 2026 | 4 | Feb 07, 2026 | 0001193125-26-046236 | View |
| Feb 11, 2026 | 4 | Feb 07, 2026 | 0001193125-26-046241 | View |
| Jan 12, 2026 | 4 | Dec 31, 2025 | 0001193125-26-010738 | View |
| Jan 07, 2026 | 4 | Dec 31, 2025 | 0001193125-26-006144 | View |
| Jan 06, 2026 | 8-K | Jan 06, 2026 | 0001193125-26-004552 | View |