Summit Therapeutics Inc.
44 SEC EDGAR filings indexed (CIK 0001599298) across 10 form types.
Filing profile
Summit Therapeutics Inc. (SMMT) has 44 SEC filings indexed on SecFilingDex, across 10 form types filed over roughly 3 years, from September 8, 2023 to October 6, 2026. The filer is classified under Pharmaceutical Preparations (SIC 2834).
Its most frequent disclosure is the 8-K (Material event) with 8 filings — Current report announcing a material event, such as an acquisition, executive change, or earnings release. 26 of these filings were disclosed in the twelve months to October 6, 2026. 1 of the 44 is an amendment (a corrected or updated version of an earlier filing).
Disclosure mix
- 88-KMaterial event · event-driven
- 810-QQuarterly report · quarterly
- 8Form 4Insider transaction · within 2 business days of transaction
- 4424B5Prospectus supplement · event-driven
- 4DEF 14AProxy statement · annual (pre-meeting)
- 3PRE 14ASEC filing
- 310-KAnnual report · annual
- 3Form 3Initial insider ownership · within 10 days of becoming an insider
- 2DEFA14ASEC filing
- 1SC 13D/A5%+ activist stake · event-driven (within 10 days)
Profile derived from 44 indexed filings; every figure traces to the filing records above, each linking back to its original SEC EDGAR document. Filing counts reflect SecFilingDex's current index, not the filer's complete EDGAR history.
All filings
- PRE 14ASEC filingFiled · 0001193125-26-415755
- 8-KMaterial event · period of report Aug 25, 2026Filed · 0001599298-26-000074
- 8-KMaterial event · period of report Aug 5, 2026Filed · 0001599298-26-000071
- 424B5Prospectus supplementFiled · 0001193125-26-314210
- 8-KMaterial event · period of report Jul 23, 2026Filed · 0001193125-26-314214
- 8-KMaterial event · period of report Jul 23, 2026Filed · 0001599298-26-000067
- 10-QQuarterly report · period of report Jun 30, 2026Filed · 0001599298-26-000068
- 8-KMaterial event · period of report Jul 22, 2026Filed · 0001599298-26-000058
- Form 4Insider transaction · period of report Jun 12, 2026Filed · 0001055919-26-000007
- Form 4Insider transaction · period of report Jun 12, 2026Filed · 0001507650-26-000007
- 8-KMaterial event · period of report Jun 10, 2026Filed · 0001599298-26-000054
- 8-KMaterial event · period of report Jun 10, 2026Filed · 0001599298-26-000052
- 424B5Prospectus supplementFiled · 0001193125-26-264471
- Form 4Insider transaction · period of report Jun 4, 2026Filed · 0001055919-26-000005
- Form 4Insider transaction · period of report Jun 4, 2026Filed · 0001507650-26-000005
- Form 4Insider transaction · period of report Jun 4, 2026Filed · 0001569769-26-000004
- 8-KMaterial event · period of report Jun 2, 2026Filed · 0001599298-26-000049
- 10-QQuarterly reportFiled · 0001599298-26-000039
- DEF 14AProxy statement · period of report Apr 17, 2026Filed · 0001599298-26-000029
- DEFA14ASEC filingFiled · 0001599298-26-000033
- PRE 14ASEC filing · period of report Apr 6, 2026Filed · 0001599298-26-000021
- 10-KAnnual report · period of report Dec 31, 2025Filed · 0001599298-26-000015
- Form 4Insider transaction · period of report Jan 8, 2026Filed · 0001890784-26-000003
- Form 4Insider transaction · period of report Jan 2, 2026Filed · 0001055919-26-000003
- Form 4Insider transaction · period of report Jan 2, 2026Filed · 0001507650-26-000003
- 10-QQuarterly report · period of report Sep 30, 2025Filed · 0001599298-25-000159
- 424B5Prospectus supplementFiled · 0001193125-25-178014
- 10-QQuarterly report · period of report Jun 30, 2025Filed · 0001599298-25-000126
- 10-QQuarterly report · period of report Mar 31, 2025Filed · 0001599298-25-000089
- DEF 14AProxy statement · period of report Jun 12, 2025Filed · 0001599298-25-000075
- 10-KAnnual report · period of report Dec 31, 2024Filed · 0001599298-25-000048
- 10-QQuarterly report · period of report Sep 30, 2024Filed · 0001599298-24-000158
- SC 13D/A5%+ activist stakeFiled · 0001193125-24-218980
- 10-QQuarterly report · period of report Jun 30, 2024Filed · 0001599298-24-000117
- Form 3Initial insider ownership · period of report Jun 27, 2024Filed · 0001599298-24-000105
- DEFA14ASEC filingFiled · 0001599298-24-000098
- 424B5Prospectus supplementFiled · 0001193125-24-136721
- 10-QQuarterly report · period of report Mar 31, 2024Filed · 0001599298-24-000085
- DEF 14AProxy statement · period of report Jun 14, 2024Filed · 0001599298-24-000076
- Form 3Initial insider ownership · period of report Apr 11, 2024Filed · 0001599298-24-000068
- Form 3Initial insider ownership · period of report Apr 2, 2024Filed · 0001599298-24-000056
- 10-KAnnual report · period of report Dec 31, 2023Filed · 0001599298-24-000031
- DEF 14AProxy statement · period of report Oct 12, 2023Filed · 0001599298-23-000085
- PRE 14ASEC filing · period of report Sep 8, 2023Filed · 0001599298-23-000082
Authoritative source
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