Quantum-Si Inc (QSI, QSIAW)
CIK 1816431 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Quantum-Si Inc.
Recent SEC filings
| Filed | Form | Accession number |
|---|---|---|
| Aug 28, 2026 | SCHEDULE 13D/A | 0001140361-26-034869 |
| Aug 13, 2026 | 8-K | 0001816431-26-000053 |
| Aug 13, 2026 | 10-Q | 0001816431-26-000056 |
| Jul 29, 2026 | SCHEDULE 13G/A | 0002012383-26-002864 |
| Jul 24, 2026 | 8-K | 0001816431-26-000049 |
| Jun 24, 2026 | 4 | 0001140361-26-026290 |
| Jun 24, 2026 | 144 | 0002032947-26-000002 |
| Jun 24, 2026 | 4 | 0001140361-26-026294 |
| Jun 24, 2026 | 4 | 0001140361-26-026287 |
| Jun 24, 2026 | 8-K | 0001816431-26-000046 |
| Jun 24, 2026 | 4 | 0001140361-26-026285 |
| Jun 24, 2026 | 144 | 0001856912-26-000002 |
| Jun 24, 2026 | 144 | 0001505034-26-000003 |
| Jun 24, 2026 | 144 | 0001557736-26-000003 |
| Jun 10, 2026 | 25-NSE | 0001354457-26-000560 |
| May 22, 2026 | SD | 0001816431-26-000041 |
| May 20, 2026 | 4 | 0001140361-26-022241 |
| May 20, 2026 | 4 | 0001140361-26-022239 |
| May 20, 2026 | 4 | 0001140361-26-022237 |
| May 20, 2026 | 4 | 0001140361-26-022240 |
| May 20, 2026 | 4 | 0001140361-26-022245 |
| May 20, 2026 | 4 | 0001140361-26-022243 |
| May 20, 2026 | 4 | 0001140361-26-022244 |
| May 20, 2026 | 4 | 0001140361-26-022238 |
| May 20, 2026 | 4 | 0001140361-26-022242 |