Hoerter Steven L. bought MBX

August 3, 2026 · Form 4 insider transaction

Hoerter Steven L. bought 71,000 shares of MBX Biosciences, 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 1 day after the transaction.

Direction
Acquired (buy-side)
Shares
71,000
Price
$0.00
Total value
N/A
RoleOfficer, Director
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateAugust 3, 2026
Filing dateAugust 4, 2026
Shares owned after82,938
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Represents the grant of restricted stock units ("RSUs"). 25% of the shares subject to the RSU grant will vest annually over four years, on each July 13, 2027, 2028, 2029 and 2030, subject to continued service on each such vesting date.

View the original Form 4 on SEC EDGAR