DUGGAN ROBERT W 4
4 · Summit Therapeutics Inc. · Filed Jan 6, 2026
Insider Transaction Report
Form 4
DUGGAN ROBERT W
DirectorCo-Chief Executive Officer10% Owner
Transactions
- Award
Stock Option (right to buy)
2026-01-02$8.76/sh+11,232$98,392→ 11,232 totalExercise: $17.52Exp: 2036-01-02→ Common Stock (11,232 underlying)
Footnotes (2)
- [F1]The option was granted on January 2, 2026. The shares underlying the option shall vest in four quarterly installments on March 31, June 30, September 30 and December 31 following election, subject to the reporting person remaining as a non-salaried director on each such vesting date.
- [F2]The option was issued to the reporting person pursuant to the issuer's Director Retainer Option Election Plan in lieu of retainer fees of $98,400.