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    Summit Therapeutics Inc.

    Subscribe to $SMMT
    $SMMT
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Summit Therapeutics Inc., a biopharmaceutical company, discovers, develops, and commercializes medicines to treat infectious diseases in the United States, Latin America, and Europe. It conducts clinical programs focusing on the Clostridioides difficile infection (CDI). The company's lead product candidate is ridinilazole, an orally administered small molecule antibiotic that is in Phase III clinical trials for the treatment of CDI. It also develops DDS-01 series to treat infection caused by the bacteria Neisseria gonorrhoeae through Discuva platform; and DDS-04 series to treat Enterobacteriaceae. The company was founded in 2003 and is based in Cambridge, Massachusetts.

    IPO Year: 2015

    Exchange: NASDAQ

    Website: summittxinc.com

    Recent Analyst Ratings for Summit Therapeutics Inc.

    DatePrice TargetRatingAnalyst
    6/11/2025$12.00Underperform
    Leerink Partners
    3/26/2025$23.00 → $35.00Neutral → Buy
    Citigroup
    3/21/2025Overweight
    Cantor Fitzgerald
    3/12/2025$30.00Outperform
    Evercore ISI
    2/28/2025$42.00Buy
    Goldman
    1/8/2025$35.00Buy
    Truist
    12/11/2024$30.00Overweight
    Wells Fargo
    12/6/2024$31.00Buy
    Jefferies
    11/4/2024$32.00Mkt Outperform
    JMP Securities
    9/27/2024$19.00 → $23.00Buy → Neutral
    Citigroup
    See more ratings

    Summit Therapeutics Inc. Insider Purchases

    Insider purchases reveal critical bullish sentiment about the company from key stakeholders. See them live in this feed.

    See more
    • Zanganeh Mahkam bought $411,094 worth of shares (110,321 units at $3.73), increasing direct ownership by 5% to 520,814 units (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      3/27/24 8:28:30 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Dhingra Ankur bought $375,000 worth of shares (100,000 units at $3.75) (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      3/27/24 8:27:03 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Zanganeh Mahkam exercised 805,495 in-the-money shares at a strike of $1.49 and bought $10,350 worth of shares (5,000 units at $2.07) (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      12/13/23 5:11:56 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Dhingra Ankur bought $44,254 worth of shares (20,400 units at $2.17) (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      12/13/23 4:49:19 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Soni Manmeet Singh bought $4,999,999 worth of shares (2,976,190 units at $1.68) (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      10/16/23 4:06:32 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care

    Summit Therapeutics Inc. Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    See more
    • Co-Chief Executive Officer Zanganeh Mahkam exercised 74,545 shares at a strike of $2.64 (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      6/2/25 5:01:16 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Co-Chief Executive Officer Duggan Robert W exercised 74,545 shares at a strike of $2.64, increasing direct ownership by 0.01% to 555,754,696 units (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      6/2/25 4:55:56 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Chief Accounting Officer Anand Bhaskar

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      5/1/25 6:17:22 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by COO and CFO Soni Manmeet Singh

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      5/1/25 6:13:55 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Co-Chief Executive Officer Duggan Robert W

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      5/1/25 6:09:55 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Co-Chief Executive Officer Zanganeh Mahkam

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      5/1/25 6:03:44 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Co-Chief Executive Officer Zanganeh Mahkam exercised 3,985,055 in-the-money shares at a strike of $1.58 (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      4/9/25 5:19:31 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • Co-Chief Executive Officer Duggan Robert W exercised 3,985,055 in-the-money shares at a strike of $1.58, increasing direct ownership by 0.72% to 555,680,151 units (SEC Form 4)

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      4/9/25 5:12:06 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Chief Accounting Officer Anand Bhaskar

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      1/14/25 4:06:34 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4 filed by Co-Chief Executive Officer Duggan Robert W

      4 - Summit Therapeutics Inc. (0001599298) (Issuer)

      1/6/25 7:49:10 PM ET
      $SMMT
      Biotechnology: Pharmaceutical Preparations
      Health Care