DUGGAN ROBERT W bought SMMT
June 12, 2026 · Form 4 insider transaction
DUGGAN ROBERT W bought 3,810,000 shares of Summit Therapeutics Inc. at $13.12 per share, a transaction worth $49.99M. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Acquired (buy-side)
Shares
3,810,000
Price
$13.12
Total value
$49.99M
InsiderDUGGAN ROBERT W
Role—
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateJune 12, 2026
Filing dateJune 12, 2026
Shares owned after573,883,879
OwnershipDirect
10b5-1 planNo
AmendedNo