Quantum Computing Inc. (QCi) is a Delaware-incorporated company based in Hoboken, New Jersey that uses integrated photonics and non-linear quantum optics to develop machines for quantum computing, machine learning, remote sensing, imaging, and cybersecurity. Its flagship product is the Entropy Quantum Computer (EQC), which operates at room temperature. QCi also develops thin film lithium niobate (TFLN) photonic integrated circuits and acquired Luminar Semiconductor Inc. in February 2026 to expand photonic chip and aerospace/defense capabilities.
Q2 FY2026 — expected 2026-09-23
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-03-02 | 2025-12-31 | 0001213900-26-022417 | EDGAR | 61K words |
| 2025-03-20 | 2024-12-31 | 0001213900-25-025561 | EDGAR | — |
| 2024-04-01 | 2023-12-31 | 0001213900-24-028799 | EDGAR | — |
| 2023-03-30 | 2022-12-31 | 0001213900-23-024218 | EDGAR | — |
| 2022-03-15 | 2021-12-31 | 0001213900-22-012564 | EDGAR | — |
| 2021-03-18 | 2020-12-31 | 0001213900-21-016296 | EDGAR | — |
| 2020-03-27 | 2019-12-31 | 0001213900-20-007719 | EDGAR | — |
| 2019-03-28 | 2018-12-31 | 0001213900-19-005062 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2025-11-14 | 2025-09-30 | 0001213900-25-110814 | EDGAR | 25K words |
| 2025-08-14 | 2025-06-30 | 0001213900-25-076846 | EDGAR | — |
| 2025-05-15 | 2025-03-31 | 0001213900-25-044341 | EDGAR | — |
| 2024-11-06 | 2024-09-30 | 0001213900-24-094983 | EDGAR | — |
| 2024-10-02 | 2024-06-30 | 0001213900-24-084727 | EDGAR | — |
| 2024-10-02 | 2024-03-31 | 0001213900-24-084716 | EDGAR | — |
| 2023-11-13 | 2023-09-30 | 0001213900-23-086246 | EDGAR | — |
| 2023-08-14 | 2023-06-30 | 0001213900-23-067059 | EDGAR | — |
| 2023-05-12 | 2023-03-31 | 0001213900-23-038633 | EDGAR | — |
| 2022-11-14 | 2022-09-30 | 0001213900-22-072142 | EDGAR | — |
| 2022-08-15 | 2022-06-30 | 0001213900-22-048207 | EDGAR | — |
| 2022-05-23 | 2022-03-31 | 0001213900-22-029018 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-03-05 | 0001213900-26-023896 | EDGAR | 1K words |
| 2026-03-02 | 0001213900-26-022316 | EDGAR | — |
| 2026-02-03 | 0001213900-26-011452 | EDGAR | — |
| 2026-01-12 | 0001213900-26-003174 | EDGAR | — |
| 2025-12-17 | 0001213900-25-122478 | EDGAR | — |
| 2025-12-15 | 0001213900-25-121746 | EDGAR | — |
| 2025-11-14 | 0001213900-25-110846 | EDGAR | — |
| 2025-10-08 | 0001213900-25-097502 | EDGAR | — |
| 2025-09-24 | 0001213900-25-091229 | EDGAR | — |
| 2025-06-25 | 0001213900-25-057340 | EDGAR | — |
141 total filings indexed. 111 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0001758009 |
| Ticker | QUBT |
| Exchange | Nasdaq |
| SIC | 7372: Services-Prepackaged Software |
| Incorporated | DE |
| Headquarters | Hoboken, New Jersey |
| Website | https://www.quantumcomputinginc.com |
| Listed | 2004-12-30 |
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