QUBT - CIK 0001758009
Quantum Computing Inc. has filed 342 documents with the SEC between 2019 and 2026. The most frequent type is major company event (80 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2026-05-18 | 2026-05-13 |
| Quarterly report | 10-Q | 2026-05-11 | 2026-03-31 |
| Major company event | 8-K | 2026-05-11 | 2026-05-11 |
| Proxy materials | DEFA14A | 2026-04-30 | - |
| Proxy statement | DEF 14A | 2026-04-30 | 2026-06-24 |
| PRER14A | - | 2026-04-29 | - |
| PRE 14A | - | 2026-04-20 | 2026-04-20 |
| Major company event (amended) | 8-K/A | 2026-04-17 | 2026-02-02 |
| Insider trade | 4 | 2026-04-14 | 2026-04-13 |
| Insider trade | 4 | 2026-04-14 | 2026-04-13 |
| Insider trade | 4 | 2026-04-14 | 2026-04-13 |
| Insider trade | 4 | 2026-04-14 | 2026-04-13 |
| Insider trade | 4 | 2026-04-14 | 2026-04-13 |
| SCHEDULE 13G/A | - | 2026-03-27 | - |
| Insider sale notice | 144 | 2026-03-11 | - |
| Insider trade | 4 | 2026-03-11 | 2026-03-10 |
| Insider sale notice | 144 | 2026-03-10 | - |
| Major company event | 8-K | 2026-03-05 | 2026-03-05 |
| Annual report | 10-K | 2026-03-02 | 2025-12-31 |
| Major company event | 8-K | 2026-03-02 | 2026-03-02 |
| Major company event | 8-K | 2026-02-03 | 2026-02-02 |
| SCHEDULE 13G/A | - | 2026-01-30 | - |
| SCHEDULE 13G/A | - | 2026-01-21 | - |
| Insider trade | 4 | 2026-01-12 | 2025-12-31 |
| New insider ownership | 3 | 2026-01-12 | 2025-05-02 |
| Major company event | 8-K | 2026-01-12 | 2026-01-11 |
| Major company event | 8-K | 2025-12-17 | 2025-12-12 |
| Major company event | 8-K | 2025-12-15 | 2025-12-15 |
| Major company event | 8-K | 2025-11-14 | 2025-11-14 |
| Quarterly report | 10-Q | 2025-11-14 | 2025-09-30 |
| SCHEDULE 13G | - | 2025-10-17 | - |
| S-3ASR | - | 2025-10-10 | - |
| Major company event | 8-K | 2025-10-08 | 2025-10-05 |
| SCHEDULE 13G | - | 2025-10-02 | - |
| S-3ASR | - | 2025-10-01 | - |
| Major company event | 8-K | 2025-09-24 | 2025-09-21 |
| Insider trade | 4 | 2025-09-17 | 2025-09-12 |
| Insider trade | 4 | 2025-09-17 | 2025-09-09 |
| Insider trade | 4 | 2025-09-08 | 2025-08-18 |
| Insider trade | 4 | 2025-09-05 | 2025-09-04 |
| Insider sale notice | 144 | 2025-09-04 | - |
| Insider trade | 4 | 2025-09-04 | 2025-08-18 |
| Quarterly report | 10-Q | 2025-08-14 | 2025-06-30 |
| EFFECT | - | 2025-08-04 | - |
| Company correspondence | CORRESP | 2025-07-31 | - |
| SEC correspondence | UPLOAD | 2025-07-30 | - |
| IPO registration | S-1 | 2025-07-29 | - |
| SCHEDULE 13G | - | 2025-07-29 | - |
| Insider trade | 4 | 2025-07-15 | 2025-07-11 |
| EFFECT | - | 2025-07-14 | - |