Esaka Fumihide bought AMBQ
September 1, 2026 · Form 4 insider transaction
Esaka Fumihide bought 48,973 shares of Ambiq Micro, Inc. at $12.60 per share, a transaction worth $617.1K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
48,973
Price
$12.60
Total value
$617.1K
InsiderEsaka Fumihide
RoleOfficer, Director
CompanyAmbiq Micro, Inc. (AMBQ)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateSeptember 1, 2026
Filing dateSeptember 2, 2026
Shares owned after509,433
OwnershipDirect
10b5-1 planNo
AmendedNo