Robert W Duggan, 10% Owner, Director, Co-Chief Executive Officer, on June 12, 2026, executed a purchase for 3,810,000 shares in Summit Therapeutics (SMMT) for $49,987,200. Following the Form 4 filing with the SEC, Duggan has control over a total of 610,015,809 common shares of the company, with 573,883,879 shares held directly and 36,131,930 controlled indirectly.
SEC Filing:
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