Summit Therapeutics Inc. SEC filings SMMT

Summit Therapeutics Inc. has 564 filings in SEC EDGAR's recent list, going back to Mar 4, 2014. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (other events). The company's fiscal year ends on December 31.

Form Description Filed Period
8-K Current report
Other events
 Nov 4, 2026 Nov 4, 2026
8-K Current report
Results of operations, Bylaw or fiscal year change, Shareholder vote results
 Nov 4, 2026 Nov 4, 2026
8-K Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change, Other events
 Sep 29, 2026 Sep 28, 2026
8-K Current report
Other events
 Sep 15, 2026 Sep 15, 2026
8-K Current report
Other events
 Sep 14, 2026 Sep 13, 2026
8-K Current report
Other events
 Sep 3, 2026 Sep 2, 2026
8-K Current report
Other events
 Aug 26, 2026 Aug 25, 2026
8-K Current report
Other events
 Aug 5, 2026 Aug 5, 2026
8-K Current report
Material agreement
 Jul 23, 2026 Jul 23, 2026
8-K Current report
Results of operations, Regulation FD disclosure
 Jul 23, 2026 Jul 23, 2026
8-K Current report
Other events
 Jul 22, 2026 Jul 22, 2026
8-K Current report
Shareholder vote results
 Jun 12, 2026 Jun 10, 2026
8-K Current report
Regulation FD disclosure
 Jun 11, 2026 Jun 10, 2026
8-K Current report
Other events
 Jun 3, 2026 Jun 2, 2026
8-K Current report
Other events
 Jun 1, 2026 May 30, 2026
8-K Current report
Results of operations
 Apr 30, 2026 Apr 30, 2026
8-K Current report
Results of operations, Regulation FD disclosure
 Feb 23, 2026 Feb 23, 2026
8-K Current report
Other events
 Jan 29, 2026 Jan 29, 2026
8-K Current report
Results of operations, Regulation FD disclosure
 Jan 12, 2026 Jan 12, 2026
8-K Current report
Other events
 Nov 7, 2025 Nov 7, 2025
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
 Oct 22, 2025 Oct 21, 2025
8-K Current report
Results of operations, Other events
 Oct 20, 2025 Oct 17, 2025
8-K Current report
Other events
 Sep 8, 2025 Sep 7, 2025
8-K Current report
Results of operations
 Aug 11, 2025 Aug 11, 2025
8-K Current report
Material agreement
 Aug 11, 2025 Aug 11, 2025
8-K Current report
Material agreement
 Jun 20, 2025 Jun 16, 2025
8-K Current report
Shareholder vote results
 Jun 17, 2025 Jun 12, 2025
8-K Current report
Other events
 May 30, 2025 May 30, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 May 1, 2025 May 1, 2025
8-K Current report
Other events
 Apr 25, 2025 Apr 25, 2025
8-K Current report
Other events
 Apr 23, 2025 Apr 23, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Feb 24, 2025 Feb 24, 2025
8-K Current report
Officer or director change, Other events
 Jan 24, 2025 Jan 22, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Jan 13, 2025 Jan 13, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Oct 30, 2024 Oct 30, 2024
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
 Sep 12, 2024 Sep 11, 2024
8-K Current report
Regulation FD disclosure, Other events
 Sep 9, 2024 Sep 8, 2024
8-K Current report
Results of operations, Regulation FD disclosure
 Aug 6, 2024 Aug 6, 2024
8-K Current report
Material agreement, Officer or director change
 Jun 27, 2024 Jun 27, 2024
8-K Current report
Officer or director change, Shareholder vote results
 Jun 17, 2024 Jun 12, 2024
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
 Jun 3, 2024 Jun 3, 2024
8-K Current report
Regulation FD disclosure, Other events
 Jun 3, 2024 May 31, 2024
8-K Current report
Other events
 May 30, 2024 May 30, 2024
8-K Current report
Other events
 May 24, 2024 May 24, 2024
8-K Current report
Material agreement
 May 13, 2024 May 13, 2024
8-K Current report
Results of operations
 May 1, 2024 May 1, 2024
8-K Current report
Officer or director change
 Apr 11, 2024 Apr 11, 2024
8-K Current report
Officer or director change
 Apr 3, 2024 Apr 2, 2024
8-K Current report
Other events
 Mar 22, 2024 Mar 22, 2024
8-K Current report
Regulation FD disclosure
 Mar 12, 2024 Mar 12, 2024
8-K Current report
Other events
 Mar 5, 2024 Mar 5, 2024
8-K Current report
Results of operations
 Feb 20, 2024 Feb 20, 2024
8-K Current report
Regulation FD disclosure
 Feb 15, 2024 Feb 14, 2024
8-K Current report
Other events
 Feb 8, 2024 Feb 7, 2024
8-K Current report
Results of operations, Regulation FD disclosure
 Jan 8, 2024 Jan 8, 2024
8-K Current report
Other events
 Jan 3, 2024 Jan 3, 2024
8-K Current report
Results of operations
 Nov 7, 2023 Nov 7, 2023
8-K Current report
Other events
 Oct 31, 2023 Oct 31, 2023
8-K Current report
Material agreement, Unregistered share sale, Officer or director change, Shareholder vote results, Other events
 Oct 16, 2023 Oct 12, 2023
8-K Current report
Results of operations
 Aug 9, 2023 Aug 9, 2023
8-K Current report
Results of operations
 Aug 2, 2023 Aug 2, 2023
8-K Current report
Regulation FD disclosure
 Jun 5, 2023 Jun 4, 2023
8-K Current report
Other events
 Jun 1, 2023 Jun 1, 2023
8-K Current report
Shareholder vote results
 May 25, 2023 May 23, 2023
8-K Current report
Results of operations
 May 11, 2023 May 11, 2023
8-K Current report
Other events
 May 9, 2023 May 9, 2023
8-K Current report
Other events
 May 3, 2023 May 3, 2023
8-K Current report
Other events
 Mar 17, 2023 Mar 17, 2023
8-K Current report
Results of operations
 Mar 9, 2023 Mar 9, 2023
8-K Current report
Other events
 Mar 3, 2023 Mar 1, 2023
8-K Current report
Other events
 Feb 23, 2023 Feb 23, 2023
8-K Current report
Other events
 Jan 30, 2023 Jan 30, 2023
8-K Current report
Other events
 Jan 27, 2023 Jan 27, 2023
8-K Current report
Material agreement, Officer or director change, Bylaw or fiscal year change, Other events
 Jan 20, 2023 Jan 16, 2023
8-K Current report
Results of operations, Shareholder vote results, Regulation FD disclosure
 Jan 9, 2023 Jan 6, 2023
8-K Current report
Officer or director change
 Dec 27, 2022 Dec 22, 2022
8-K Current report
Other events
 Dec 21, 2022 Dec 21, 2022
8-K Current report
Material agreement, Acquisition or sale of assets, Officer or director change, Other events
 Dec 6, 2022 Dec 5, 2022
8-K Current report
Officer or director change
 Nov 17, 2022 Nov 15, 2022
8-K Current report
Results of operations
 Nov 9, 2022 Nov 9, 2022
8-K Current report
Regulation FD disclosure
 Oct 20, 2022 Oct 20, 2022
8-K Current report
Other events
 Oct 4, 2022 Sep 28, 2022
8-K Current report
Officer or director change
 Oct 3, 2022 Sep 28, 2022
8-K Current report
Other events
 Aug 16, 2022 Aug 15, 2022
8-K Current report
Results of operations
 Aug 11, 2022 Aug 11, 2022
8-K Current report
Other events
 Aug 9, 2022 Aug 9, 2022
8-K Current report
Results of operations
 Aug 2, 2022 Aug 2, 2022
8-K Current report
Shareholder vote results, Other events
 Jul 29, 2022 Jul 27, 2022
8-K Current report
Officer or director change
 Jul 26, 2022 Jul 25, 2022
8-K Current report
Other events
 Jul 18, 2022 Jul 18, 2022
8-K Current report
Other events
 Jul 14, 2022 Jul 14, 2022
8-K Current report
Other events
 Jun 22, 2022 Jun 22, 2022
8-K Current report
Shareholder vote results
 Jun 22, 2022 Jun 16, 2022
8-K Current report
Officer or director change
 Jun 1, 2022 Jun 1, 2022
8-K Current report
Results of operations
 May 11, 2022 May 11, 2022
8-K Current report
Results of operations
 Mar 17, 2022 Mar 17, 2022
8-K Current report
Material agreement, New debt
 Mar 11, 2022 Mar 10, 2022
8-K Current report
Other events
 Feb 9, 2022 Feb 9, 2022
8-K Current report
Other events
 Jan 25, 2022 Jan 25, 2022
8-K Current report
Officer or director change
 Jan 12, 2022 Jan 7, 2022
8-K Current report
Regulation FD disclosure
 Dec 20, 2021 Dec 20, 2021
8-K Current report
Results of operations
 Nov 15, 2021 Nov 15, 2021
8-K Current report
Officer or director change, Other events
 Nov 3, 2021 Nov 3, 2021
8-K Current report
Officer or director change, Other events
 Oct 8, 2021 Oct 7, 2021
8-K Current report
Other events
 Sep 21, 2021 Sep 21, 2021
8-K Current report
Results of operations
 Aug 11, 2021 Aug 11, 2021
8-K Current report
Other events
 Aug 11, 2021 Aug 11, 2021
8-K Current report
Officer or director change
 Jul 9, 2021 Jul 2, 2021
8-K Current report
Shareholder vote results
 Jun 22, 2021 Jun 16, 2021
8-K Current report
Officer or director change
 May 28, 2021 May 28, 2021
8-K Current report
Auditor change
 May 26, 2021 May 24, 2021
8-K Current report
Results of operations
 May 17, 2021 May 17, 2021
8-K Current report
Other events
 May 13, 2021 May 12, 2021
8-K Current report
Other events
 May 7, 2021 May 5, 2021
8-K Current report
Officer or director change
 May 4, 2021 Apr 28, 2021
8-K Current report
Material agreement, Agreement ended, New debt, Other events
 Apr 21, 2021 Apr 20, 2021
8-K Current report
Material agreement, New debt, Other events
 Mar 26, 2021 Mar 24, 2021
8-K Current report
Results of operations
 Mar 17, 2021 Mar 17, 2021
8-K Current report
Officer or director change
 Mar 2, 2021 Feb 26, 2021
8-K Current report
Officer or director change
 Feb 25, 2021 Feb 19, 2021
8-K/A Amended current report
Officer or director change, Other events
 Nov 24, 2020 Nov 22, 2020
8-K Current report
Officer or director change, Other events
 Nov 23, 2020 Nov 22, 2020
8-K Current report
Results of operations
 Nov 16, 2020 Nov 16, 2020
8-K Current report
Officer or director change
 Nov 13, 2020 Nov 11, 2020
8-K Current report
Material agreement, Unregistered share sale, Other events
 Nov 6, 2020 Nov 6, 2020
8-K Current report
Material agreement
 Oct 5, 2020 Oct 2, 2020
8-K Current report
Results of operations
 Sep 29, 2020 Sep 29, 2020
8-K Current report
Other events
 Sep 29, 2020 Sep 29, 2020
6-K Current report (foreign issuer) Sep 17, 2020 Sep 17, 2020
6-K Current report (foreign issuer) Aug 19, 2020 Aug 19, 2020
6-K Current report (foreign issuer) Jul 27, 2020 Jul 27, 2020
6-K Current report (foreign issuer) Jul 16, 2020 Jul 16, 2020
6-K Current report (foreign issuer) Jul 14, 2020 Jul 14, 2020
6-K Current report (foreign issuer) Jul 10, 2020 Jul 10, 2020
6-K Current report (foreign issuer) Jul 2, 2020 Jul 2, 2020
6-K Current report (foreign issuer) Jun 26, 2020 Jun 25, 2020
6-K Current report (foreign issuer) Jun 23, 2020 Jun 22, 2020
6-K Current report (foreign issuer) Jun 9, 2020 Jun 10, 2020
6-K Current report (foreign issuer) Jun 8, 2020 Jun 8, 2020
6-K Current report (foreign issuer) Jun 2, 2020 Mar 31, 2020
6-K Current report (foreign issuer) May 7, 2020 Jul 5, 2020
6-K Current report (foreign issuer) Apr 30, 2020 Apr 30, 2020
6-K Current report (foreign issuer) Apr 20, 2020 Apr 20, 2020
6-K Current report (foreign issuer) Apr 14, 2020 Apr 14, 2020
6-K Current report (foreign issuer) Feb 26, 2020 Feb 26, 2020
6-K Current report (foreign issuer) Feb 6, 2020 Feb 6, 2020
6-K Current report (foreign issuer) Jan 27, 2020 Jan 27, 2020
6-K Current report (foreign issuer) Jan 23, 2020 Jan 23, 2020
6-K Current report (foreign issuer) Dec 26, 2019 Dec 26, 2019
6-K Current report (foreign issuer) Dec 23, 2019 Dec 23, 2019
6-K Current report (foreign issuer) Dec 17, 2019 Oct 31, 2019
6-K/A Filing Dec 6, 2019 Dec 6, 2019
6-K Current report (foreign issuer) Dec 6, 2019 Dec 6, 2019
6-K Current report (foreign issuer) Oct 11, 2019 Oct 11, 2019
6-K Current report (foreign issuer) Oct 11, 2019 Jul 31, 2019
6-K Current report (foreign issuer) Jun 19, 2019 Jun 19, 2019
6-K Current report (foreign issuer) Jun 18, 2019 Jun 18, 2019
6-K Current report (foreign issuer) Jun 12, 2019 Apr 30, 2019
6-K Current report (foreign issuer) May 14, 2019 May 14, 2019
6-K Current report (foreign issuer) Apr 1, 2019 Apr 1, 2019
6-K Current report (foreign issuer) Mar 27, 2019 Jan 31, 2019
6-K Current report (foreign issuer) Feb 13, 2019 Feb 13, 2019
6-K Current report (foreign issuer) Jan 14, 2019 Jan 14, 2019
6-K Current report (foreign issuer) Jan 10, 2019 Jan 10, 2019
6-K Current report (foreign issuer) Jan 4, 2019 Jan 4, 2019
6-K Current report (foreign issuer) Dec 17, 2018 Dec 17, 2018
6-K Current report (foreign issuer) Dec 17, 2018 Dec 17, 2018
6-K Current report (foreign issuer) Dec 11, 2018 Oct 31, 2018
6-K Current report (foreign issuer) Oct 22, 2018 Oct 22, 2018
6-K Current report (foreign issuer) Oct 9, 2018 Oct 8, 2018
6-K Current report (foreign issuer) Sep 20, 2018 Jul 31, 2018
6-K Current report (foreign issuer) Sep 5, 2018 Sep 5, 2018
6-K Current report (foreign issuer) Aug 16, 2018 Aug 16, 2018
6-K Current report (foreign issuer) Jul 17, 2018 Jul 17, 2018
6-K Current report (foreign issuer) Jul 16, 2018 Jul 16, 2018
6-K Current report (foreign issuer) Jul 10, 2018 Jul 10, 2018
6-K Current report (foreign issuer) Jun 27, 2018 Jun 27, 2018
6-K Current report (foreign issuer) Jun 7, 2018 Jun 7, 2018
6-K Current report (foreign issuer) Jun 5, 2018 Apr 30, 2018
6-K Current report (foreign issuer) May 15, 2018 May 15, 2018
6-K Current report (foreign issuer) May 3, 2018 May 3, 2018
6-K Current report (foreign issuer) Apr 24, 2018 Apr 24, 2018
6-K Current report (foreign issuer) Apr 11, 2018 Apr 11, 2018
6-K Current report (foreign issuer) Mar 27, 2018 Mar 27, 2018
6-K Current report (foreign issuer) Feb 26, 2018 Feb 26, 2018
6-K Current report (foreign issuer) Jan 25, 2018 Jan 25, 2018
6-K Current report (foreign issuer) Dec 26, 2017 Dec 26, 2017
6-K Current report (foreign issuer) Dec 21, 2017 Dec 21, 2017
6-K Current report (foreign issuer) Dec 6, 2017 Dec 6, 2017
6-K Current report (foreign issuer) Nov 6, 2017 Oct 31, 2017
6-K Current report (foreign issuer) Sep 18, 2017 Sep 18, 2017
6-K Current report (foreign issuer) Sep 14, 2017 Sep 14, 2017
6-K Current report (foreign issuer) Sep 11, 2017 Sep 11, 2017
6-K Current report (foreign issuer) Sep 5, 2017 Sep 5, 2017
6-K Current report (foreign issuer) Aug 31, 2017 Aug 31, 2017
6-K Current report (foreign issuer) Jul 20, 2017 Jul 20, 2017
6-K Current report (foreign issuer) Jul 18, 2017 Jul 18, 2017
6-K Current report (foreign issuer) Jun 14, 2017 Jun 14, 2017
6-K Current report (foreign issuer) May 15, 2017 May 15, 2017
6-K Current report (foreign issuer) Apr 25, 2017 Apr 25, 2017

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.

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Company profile

Industry
Pharmaceutical Preparations (SIC 2834)
Listed as
SMMT (Nasdaq)
Fiscal year ends
December 31
Headquarters
Miami, FL
SEC filer status
Large accelerated filer
SEC CIK
1599298
Former names
Summit Therapeutics plc (until Sep 17, 2020); Summit Corp plc (until Jan 30, 2015)

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