QUBT · CIK 0001758009
Quantum Computing Inc. (QUBT) SEC Filings
Browse 349 SEC filings for Quantum Computing Inc., covering Jan 9, 2019 through Jul 9, 2026, organized by filing purpose with direct links to the original EDGAR documents.
Indexed filings
349
Filed in the last 12 months
56
History covered
2019–2026
Latest filing
S-8
Latest important filings
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Latest annual report
10-K
ANNUAL REPORT · Mar 2, 2026
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10-Q
QUARTERLY REPORT · May 11, 2026
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8-K
CURRENT REPORT · Jun 30, 2026
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50 filings
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| Form | Description | Period ended | Filed |
|---|---|---|---|
| S-8 | REGISTRATION STATEMENT | — | Jul 9, 2026 |
| 8-K | CURRENT REPORT | Jun 24, 2026 | Jun 30, 2026 |
| 8-K | CURRENT REPORT | Jun 22, 2026 | Jun 23, 2026 |
| 4 | Change in insider ownership | May 28, 2026 | Jun 1, 2026 |
| 4 | Change in insider ownership | May 28, 2026 | Jun 1, 2026 |
| 4 | Change in insider ownership | May 28, 2026 | Jun 1, 2026 |
| SCHEDULE 13D/A Amended | SCHEDULE 13D filing | — | May 28, 2026 |
| 8-K | CURRENT REPORT | May 13, 2026 | May 18, 2026 |
| 10-Q | QUARTERLY REPORT | Mar 31, 2026 | May 11, 2026 |
| 8-K | CURRENT REPORT | May 11, 2026 | May 11, 2026 |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | — | Apr 30, 2026 |
| DEF 14A | PROXY STATEMENT | Jun 24, 2026 | Apr 30, 2026 |
| PRER14A | PROXY STATEMENT | — | Apr 29, 2026 |
| PRE 14A | PROXY STATEMENT | Apr 20, 2026 | Apr 20, 2026 |
| 8-K/A Amended | AMENDMENT NO. 1 TO FORM 8-K | Feb 2, 2026 | Apr 17, 2026 |
| 4 | Change in insider ownership | Apr 13, 2026 | Apr 14, 2026 |
| 4 | Change in insider ownership | Apr 13, 2026 | Apr 14, 2026 |
| 4 | Change in insider ownership | Apr 13, 2026 | Apr 14, 2026 |
| 4 | Change in insider ownership | Apr 13, 2026 | Apr 14, 2026 |
| 4 | Change in insider ownership | Apr 13, 2026 | Apr 14, 2026 |
| SCHEDULE 13G/A Amended | SCHEDULE 13G filing | — | Mar 27, 2026 |
| 4 | Change in insider ownership | Mar 10, 2026 | Mar 11, 2026 |
| 144 | Notice of proposed securities sale | — | Mar 11, 2026 |
| 144 | Notice of proposed securities sale | — | Mar 10, 2026 |
| 8-K | CURRENT REPORT | Mar 5, 2026 | Mar 5, 2026 |
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Recent filing activity
Annual filing counts derived from this company's SEC history.
2026
33 filings
2025
78 filings
2024
42 filings
2023
42 filings
2022
47 filings
2021
29 filings
2020
33 filings
2019
45 filings
Sources and methodology
How this filing index is assembled and checked.
Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.
Index updated: 7/15/2026
For research and education only. Always review the original SEC filing before making a decision.