Dybbs Michael bought STRO
June 5, 2026 · Form 4 insider transaction
Dybbs Michael bought 10,000 shares of Sutro Biopharma, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
10,000
Price
$0.00
Total value
N/A
InsiderDybbs Michael
RoleDirector
CompanySutro Biopharma, Inc. (STRO)
SecurityStock Option (right to buy)
Transaction codeA: Grant or award
Transaction dateJune 5, 2026
Filing dateJune 9, 2026
Shares owned after10,000
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The option shall vest, subject to the reporting person's provision of service to the issuer on each vesting date, as to 8.33% of the total award monthly, with the first tranche vesting on July 5, 2026, and the award shall be fully vested and exercisable on the earlier of (i) the date of the issuer's 2027 annual stockholders meeting or (ii) June 5, 2027.