Quantum Computing Inc. SEC filings QUBT

Quantum Computing Inc. has 357 filings in SEC EDGAR's recent list, going back to Jan 9, 2019. Its latest annual report, Form 10-K, was filed on Mar 2, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 10, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 2, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.

Quantum Computing Inc. SEC filings
Form Description Filed Period
8-K Current report
Regulation FD disclosure
Oct 2, 2026 Oct 2, 2026
8-K/A Amended current report Sep 8, 2026 Jun 22, 2026
8-K Current report
Results of operations
Aug 10, 2026 Aug 10, 2026
10-Q Quarterly report Aug 10, 2026 Jun 30, 2026
8-K Current report
Officer or director change, Other events
Jul 22, 2026 Jul 17, 2026
S-8 Employee stock plan registration Jul 9, 2026 —
8-K Current report
Change to shareholder rights, Officer or director change, Bylaw or fiscal year change, Shareholder vote results
Jun 30, 2026 Jun 24, 2026
8-K Current report
Material agreement, Acquisition or sale of assets, Regulation FD disclosure
Jun 23, 2026 Jun 22, 2026
8-K Current report
Regulation FD disclosure
May 18, 2026 May 13, 2026
10-Q Quarterly report May 11, 2026 Mar 31, 2026
8-K Current report
Results of operations
May 11, 2026 May 11, 2026
DEFA14A Additional proxy material Apr 30, 2026 —
DEF 14A Proxy statement Apr 30, 2026 Jun 24, 2026
PRER14A Proxy statement Apr 29, 2026 —
PRE 14A Preliminary proxy statement Apr 20, 2026 Apr 20, 2026
8-K/A Amended current report
Acquisition or sale of assets
Apr 17, 2026 Feb 2, 2026
8-K Current report
Other events
Mar 5, 2026 Mar 5, 2026
10-K Annual report Mar 2, 2026 Dec 31, 2025
8-K Current report
Results of operations
Mar 2, 2026 Mar 2, 2026
8-K Current report
Acquisition or sale of assets, Regulation FD disclosure
Feb 3, 2026 Feb 2, 2026
8-K Current report
Regulation FD disclosure, Other events
Jan 12, 2026 Jan 11, 2026
8-K Current report
Officer or director change
Dec 17, 2025 Dec 12, 2025
8-K Current report
Material agreement, Regulation FD disclosure
Dec 15, 2025 Dec 15, 2025
8-K Current report
Results of operations
Nov 14, 2025 Nov 14, 2025
10-Q Quarterly report Nov 14, 2025 Sep 30, 2025
S-3ASR Automatic shelf registration Oct 10, 2025 —
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Oct 8, 2025 Oct 5, 2025
S-3ASR Automatic shelf registration Oct 1, 2025 —
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Sep 24, 2025 Sep 21, 2025
10-Q Quarterly report Aug 14, 2025 Jun 30, 2025
EFFECT Filing Aug 4, 2025 —
CORRESP Letter to the SEC Jul 31, 2025 —
UPLOAD Letter from the SEC Jul 30, 2025 —
S-1 Registration statement Jul 29, 2025 —
EFFECT Filing Jul 14, 2025 —
424B3 Prospectus Jul 14, 2025 —
CORRESP Letter to the SEC Jul 10, 2025 —
UPLOAD Letter from the SEC Jul 10, 2025 —
S-1 Registration statement Jul 3, 2025 —
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Jun 25, 2025 Jun 22, 2025
8-K Current report
Officer or director change, Shareholder vote results
Jun 20, 2025 Jun 16, 2025
10-Q Quarterly report May 15, 2025 Mar 31, 2025
DEFA14A Additional proxy material May 9, 2025 —
DEF 14A Proxy statement May 8, 2025 Jun 18, 2025
8-K Current report
Officer or director change, Other events
May 8, 2025 May 2, 2025
8-K Current report
Officer or director change
Apr 16, 2025 Apr 11, 2025
8-K Current report Apr 4, 2025 Mar 26, 2025
8-K Current report
Officer or director change, Regulation FD disclosure
Mar 26, 2025 Mar 26, 2025
S-8 Employee stock plan registration Mar 21, 2025 —
10-K Annual report Mar 20, 2025 Dec 31, 2024
424B3 Prospectus Feb 4, 2025 —
EFFECT Filing Feb 3, 2025 —
CORRESP Letter to the SEC Jan 30, 2025 —
UPLOAD Letter from the SEC Jan 29, 2025 —
S-1 Registration statement Jan 22, 2025 —
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
Jan 8, 2025 Jan 7, 2025
424B3 Prospectus Jan 7, 2025 —
EFFECT Filing Jan 6, 2025 —
CORRESP Letter to the SEC Jan 2, 2025 —
8-K Current report
Officer or director change
Dec 31, 2024 Dec 30, 2024
UPLOAD Letter from the SEC Dec 27, 2024 —
S-1 Registration statement Dec 20, 2024 —
8-K Current report
Material agreement, Unregistered share sale, Shareholder vote results, Regulation FD disclosure, Other events
Dec 12, 2024 Dec 10, 2024
424B5 Prospectus supplement Dec 12, 2024 —
DEFA14A Additional proxy material Nov 19, 2024 —
8-K Current report
Other events
Nov 18, 2024 Nov 18, 2024
424B5 Prospectus supplement Nov 18, 2024 —
8-K Current report
Material agreement, Regulation FD disclosure
Nov 15, 2024 Nov 14, 2024
10-Q Quarterly report Nov 6, 2024 Sep 30, 2024
DEFA14A Additional proxy material Nov 4, 2024 —
UPLOAD Letter from the SEC Nov 1, 2024 —
DEF 14A Proxy statement Nov 1, 2024 Dec 10, 2024
PRE 14A Preliminary proxy statement Oct 9, 2024 Oct 9, 2024
10-Q Quarterly report Oct 2, 2024 Jun 30, 2024
10-Q Quarterly report Oct 2, 2024 Mar 31, 2024
8-K Current report Sep 25, 2024 Sep 20, 2024
10-K/A Amended annual report Sep 11, 2024 Dec 31, 2023
8-K Current report
Listing notice
Aug 22, 2024 Aug 20, 2024
8-K Current report
Restatement
Aug 12, 2024 Aug 6, 2024
8-K Current report
Material agreement, New debt, Unregistered share sale
Aug 12, 2024 Aug 6, 2024
8-K Current report
Other events
Aug 1, 2024 Aug 1, 2024
8-K Current report
Listing notice
Jun 27, 2024 Jun 24, 2024
8-K Current report
Results of operations, Auditor change
Jun 11, 2024 Jun 6, 2024
8-K Current report
Listing notice
May 17, 2024 May 13, 2024
NT 10-Q Notification of late filing May 15, 2024 Mar 31, 2024
8-K Current report
Auditor change
May 8, 2024 May 3, 2024
CORRESP Letter to the SEC May 1, 2024 —
8-K Current report
Officer or director change
Apr 25, 2024 Apr 19, 2024
UPLOAD Letter from the SEC Apr 17, 2024 —
10-K Annual report Apr 1, 2024 Dec 31, 2023
8-K Current report
Other events
Mar 27, 2024 Mar 26, 2024
8-K Current report
Material agreement
Mar 25, 2024 Mar 19, 2024
8-K Current report
Officer or director change
Jan 31, 2024 Jan 25, 2024
8-K Current report
Officer or director change
Nov 27, 2023 Nov 20, 2023
8-K Current report
Listing notice
Nov 24, 2023 Nov 16, 2023
10-Q Quarterly report Nov 13, 2023 Sep 30, 2023
8-K Current report
Shareholder vote results
Nov 9, 2023 Nov 7, 2023
DEF 14A Proxy statement Sep 27, 2023 Nov 7, 2023
CORRESP Letter to the SEC Aug 23, 2023 —
8-K Current report
Material agreement
Aug 21, 2023 Aug 17, 2023
424B5 Prospectus supplement Aug 18, 2023 —
10-Q Quarterly report Aug 14, 2023 Jun 30, 2023
UPLOAD Letter from the SEC Jul 21, 2023 —
10-K/A Amended annual report Jul 10, 2023 Dec 31, 2022
8-K Current report
Unregistered share sale, Officer or director change
Jun 26, 2023 Jun 21, 2023
CORRESP Letter to the SEC Jun 26, 2023 —
10-K/A Amended annual report Jun 26, 2023 Dec 31, 2022
8-K/A Amended current report Jun 26, 2023 Jun 16, 2022
UPLOAD Letter from the SEC Jun 12, 2023 —
10-Q Quarterly report May 12, 2023 Mar 31, 2023
10-K/A Amended annual report Apr 14, 2023 Dec 31, 2022
10-K Annual report Mar 30, 2023 Dec 31, 2022
8-K Current report
Results of operations
Mar 30, 2023 Mar 29, 2023
8-K Current report
Regulation FD disclosure
Feb 16, 2023 Feb 16, 2023
EFFECT Filing Jan 10, 2023 —
8-K Current report
Officer or director change
Jan 10, 2023 Jan 4, 2023
CORRESP Letter to the SEC Jan 6, 2023 —
S-3/A Amendment no. 1 to form s-3 Jan 6, 2023 —
UPLOAD Letter from the SEC Jan 5, 2023 —
S-3 Shelf registration Dec 29, 2022 —
8-K Current report
Material agreement
Dec 6, 2022 Dec 5, 2022
424B5 Prospectus supplement Dec 6, 2022 —
10-Q Quarterly report Nov 14, 2022 Sep 30, 2022
EFFECT Filing Nov 8, 2022 —
S-3/A Amendment no. 1 to form s-3 Nov 4, 2022 —
CORRESP Letter to the SEC Nov 4, 2022 —
UPLOAD Letter from the SEC Nov 2, 2022 —
S-3 Shelf registration Oct 28, 2022 —
8-K Current report
Material agreement, New debt
Sep 28, 2022 Sep 23, 2022
8-K Current report
Shareholder vote results
Sep 26, 2022 Sep 21, 2022
DEFA14A Additional proxy material Sep 14, 2022 —
8-K/A Amended current report Sep 2, 2022 Jun 16, 2022
8-K Current report
Other events
Aug 25, 2022 Aug 25, 2022
8-K Current report
Other events
Aug 19, 2022 Aug 19, 2022
10-Q Quarterly report Aug 15, 2022 Jun 30, 2022
DEF 14A Proxy statement Aug 12, 2022 Sep 21, 2022
PRE 14A Preliminary proxy statement Aug 2, 2022 Aug 2, 2022
424B3 Prospectus Jul 1, 2022 —
8-K Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Officer or director change, Bylaw or fiscal year change, Other events
Jun 21, 2022 Jun 14, 2022
8-K Current report
Other events
Jun 10, 2022 Jun 6, 2022
EFFECT Filing Jun 2, 2022 —
CORRESP Letter to the SEC Jun 1, 2022 —
S-3/A Amendment no. 1 to form s-3 Jun 1, 2022 —
10-Q Quarterly report May 23, 2022 Mar 31, 2022
8-K Current report
Material agreement, Unregistered share sale
May 23, 2022 May 19, 2022
NT 10-Q Notification of late filing May 16, 2022 Mar 31, 2022
UPLOAD Letter from the SEC May 2, 2022 —
S-3 Shelf registration Apr 27, 2022 —
10-K Annual report Mar 15, 2022 Dec 31, 2021
8-K Current report
Material agreement, Other events
Feb 24, 2022 Feb 18, 2022
8-K Current report
Unregistered share sale, Officer or director change
Jan 3, 2022 Dec 30, 2021
8-K Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change
Dec 17, 2021 Dec 16, 2021
8-K Current report
Shareholder vote results
Nov 17, 2021 Nov 12, 2021
8-K Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Bylaw or fiscal year change
Nov 17, 2021 Nov 10, 2021
10-Q Quarterly report Nov 5, 2021 Sep 30, 2021
DEF 14A Proxy statement Sep 28, 2021 Nov 12, 2021
8-K Current report
Officer or director change, Other events
Sep 24, 2021 Sep 22, 2021
10-Q Quarterly report Aug 16, 2021 Jun 30, 2021
CERT Filing Jul 14, 2021 —
8-A12B Registration of certain classes of securities Jul 14, 2021 —
8-K Current report
Other events
Jul 2, 2021 Jun 30, 2021
10-Q Quarterly report May 13, 2021 Mar 31, 2021
8-K Current report
Unregistered share sale, Officer or director change
Apr 30, 2021 Apr 26, 2021
8-K Current report
Regulation FD disclosure
Apr 20, 2021 Apr 20, 2021
10-K Annual report Mar 18, 2021 Dec 31, 2020
8-K Current report
Unregistered share sale, Officer or director change, Other events
Feb 23, 2021 Feb 17, 2021
8-K Current report
Unregistered share sale
Jan 27, 2021 Jan 21, 2021
D Filing Jan 5, 2021 —
8-K Current report
Material agreement, Unregistered share sale
Jan 5, 2021 Dec 24, 2020
8-K Current report
Material agreement, Unregistered share sale
Dec 28, 2020 Dec 19, 2020
8-K Current report
Material agreement, Unregistered share sale
Dec 18, 2020 Dec 9, 2020
8-K Current report
Material agreement, Unregistered share sale
Dec 8, 2020 Oct 27, 2020
10-Q Quarterly report Nov 13, 2020 Sep 30, 2020
8-K Current report
Regulation FD disclosure
Oct 20, 2020 Oct 19, 2020
D Filing Sep 28, 2020 —
8-K Current report
Material agreement, Unregistered share sale
Sep 17, 2020 Sep 11, 2020
D Filing Aug 26, 2020 —
8-K Current report
Material agreement, New debt, Unregistered share sale
Aug 26, 2020 Aug 24, 2020
10-Q Quarterly report Aug 10, 2020 Jun 30, 2020
8-K Current report
Material agreement, New debt, Unregistered share sale, Officer or director change
Aug 3, 2020 Jul 24, 2020
8-K Current report
Other events
Jul 6, 2020 Jul 1, 2020
EFFECT Filing Jun 3, 2020 —
S-1/A Amended registration statement Jun 2, 2020 —
S-1/A Amended registration statement Jun 2, 2020 —
8-K Current report
Material agreement, Change to shareholder rights
Jun 2, 2020 May 28, 2020
CORRESP Letter to the SEC Jun 2, 2020 —
UPLOAD Letter from the SEC May 29, 2020 —
S-1 Registration statement May 21, 2020 —
10-Q Quarterly report May 12, 2020 Mar 31, 2020
8-K Current report
Material agreement, New debt
May 8, 2020 May 6, 2020
8-K Current report
Material agreement, New debt, Unregistered share sale
May 8, 2020 May 6, 2020
10-K Annual report Mar 27, 2020 Dec 31, 2019
8-K Current report
Other events
Mar 26, 2020 Mar 26, 2020
424B3 Prospectus Feb 25, 2020 —
8-K Current report
Material agreement, Change to shareholder rights
Feb 25, 2020 Feb 14, 2020
424B3 Prospectus Dec 18, 2019 —
EFFECT Filing Dec 6, 2019 —
CORRESP Letter to the SEC Dec 4, 2019 —
S-1/A Amended registration statement Dec 4, 2019 —
UPLOAD Letter from the SEC Nov 27, 2019 —

Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Services-Prepackaged Software (SIC 7372)
Listed as
QUBT (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Hoboken, NJ
SEC filer status
Large accelerated filer
SEC CIK
1758009

Other Services-Prepackaged Software companies

Source: SEC EDGAR filings. This is company-reported data, not investment advice.