Ausiello Dennis A bought MCRB
July 8, 2026 · Form 4 insider transaction
Ausiello Dennis A bought 6,500 shares of Seres Therapeutics, 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 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
6,500
Price
$0.00
Total value
N/A
InsiderAusiello Dennis A
RoleDirector
SecurityStock Option (right to buy)
Transaction codeA: Grant or award
Transaction dateJuly 8, 2026
Filing dateJuly 10, 2026
Shares owned after6,500
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The option vests and becomes exercisable on the earlier to occur of (i) July 8, 2027 or (ii) the day immediately prior to the first annual meeting of the Company's stockholders occurring after July 8, 2026.