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Home/Companies/Summit Therapeutics Inc.

Summit Therapeutics Inc.

34 insider trades tracked

SMMT
Insider trades
34
Bought (open market)
$126.2M
Sold (open market)
$0
Acquired (grants)
$536M
Unique insiders
10

12-month activity

Monthly insider buy vs sell totals for Summit Therapeutics Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$11M$09
November 2025$0$00
December 2025$0$00
January 2026$0$013
February 2026$0$00
March 2026$0$00
April 2026$0$00
May 2026$0$00
June 2026$103.3M$05
July 2026$0$00
August 2026$0$00
September 2026$0$00

Recent insider trades

Most recent Form 4 filings for Summit Therapeutics Inc..

  • Zanganeh Mahkambought3,810,000 shares ofSMMTat $13.12$50MJun 12Details
  • DUGGAN ROBERT Wbought3,810,000 shares ofSMMTat $13.12$50MJun 12Details
  • Soni Manmeet Singhbought25,000 shares ofSMMTat $14.46$362KJun 4Details

Insiders at this company

Executives and directors who have filed Form 4s.

  • DUGGAN ROBERT W8 trades
  • Zanganeh Mahkam8 trades
  • Xia Yu4 trades
  • Anand Bhaskar3 trades
  • Soni Manmeet Singh2 trades
  • Huber Jeff2 trades
  • Booth Robert F.2 trades
  • Clark Kenneth A2 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
  • Zanganeh Mahkambought100,000 shares ofSMMTat $14.6$1.5MJun 4Details
  • DUGGAN ROBERT Wbought100,000 shares ofSMMTat $14.6$1.5MJun 4Details
  • Anand Bhaskargranted30,000 shares ofSMMTJan 8 · filed Jan 12Details
  • Xia Yugranted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • Cesano Alessandragranted3,219 shares ofSMMTat $8.76$28KJan 2 · filed Jan 6Details
  • Cesano Alessandragranted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • Clark Kenneth Agranted17,796 shares ofSMMTat $8.76$156KJan 2 · filed Jan 6Details
  • Clark Kenneth Agranted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • Zanganeh Mahkamgranted11,232 shares ofSMMTat $8.76$98KJan 2 · filed Jan 6Details
  • Booth Robert F.granted7,180 shares ofSMMTat $8.76$63KJan 2 · filed Jan 6Details
  • Booth Robert F.granted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • Huber Jeffgranted9,885 shares ofSMMTat $8.76$87KJan 2 · filed Jan 6Details
  • Huber Jeffgranted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • Ronaghi Mostafagranted35,000 shares ofSMMTJan 2 · filed Jan 6Details
  • DUGGAN ROBERT Wgranted11,232 shares ofSMMTat $8.76$98KJan 2 · filed Jan 6Details
  • Xia Yubought533,617 shares ofSMMTat $18.74$10MOct 21, 2025 · filed Oct 23, 2025Details
  • Anand Bhaskargranted26,680 shares ofSMMTat $18.74$500KOct 21, 2025 · filed Oct 23, 2025Details
  • Soni Manmeet Singhgranted53,361 shares ofSMMTat $18.74$1000KOct 21, 2025 · filed Oct 23, 2025Details
  • Zanganeh Mahkamgranted13,980,789 shares ofSMMTat $18.74$262MOct 21, 2025 · filed Oct 23, 2025Details
  • Zanganeh Mahkambought26,680 shares ofSMMTat $18.74$500KOct 21, 2025 · filed Oct 23, 2025Details
  • Zanganeh Mahkamgranted266,808 shares ofSMMTat $18.74$5MOct 21, 2025 · filed Oct 23, 2025Details
  • DUGGAN ROBERT Wbought26,680 shares ofSMMTat $18.74$500KOct 21, 2025 · filed Oct 23, 2025Details
  • DUGGAN ROBERT Wgranted266,808 shares ofSMMTat $18.74$5MOct 21, 2025 · filed Oct 23, 2025Details
  • DUGGAN ROBERT Wgranted13,980,789 shares ofSMMTat $18.74$262MOct 21, 2025 · filed Oct 23, 2025Details
  • Anand Bhaskargranted50,000 shares ofSMMTSep 18, 2025 · filed Sep 19, 2025Details
  • Zanganeh Mahkambought5,000 shares ofSMMTat $18.07$90KSep 11, 2025Details
  • DUGGAN ROBERT Wbought5,000 shares ofSMMTat $18.07$90KSep 11, 2025Details
  • View all trades for SMMT →
    Cesano Alessandra
    2 trades
  • Ronaghi Mostafa1 trades