Zanganeh Mahkam bought SMMT

June 4, 2026 · Form 4 insider transaction

Zanganeh Mahkam bought 100,000 shares of Summit Therapeutics Inc. at $14.60 per share, a transaction worth $1.46M. 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
100,000
Price
$14.60
Total value
$1.46M
Role
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateJune 4, 2026
Filing dateJune 4, 2026
Shares owned after25,824,474
OwnershipIndirect
10b5-1 planNo
AmendedNo

Footnotes

The Reporting Person disclaims beneficial ownership of these securities, except to the extent of her pecuniary interest therein, if any, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

View the original Form 4 on SEC EDGAR