Esaka Fumihide bought AMBQ
September 11, 2026 · Form 4 insider transaction
Esaka Fumihide bought 50,000 shares of Ambiq Micro, Inc. at $12.60 per share, a transaction worth $630.0K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
50,000
Price
$12.60
Total value
$630.0K
InsiderEsaka Fumihide
RoleOfficer, Director
CompanyAmbiq Micro, Inc. (AMBQ)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateSeptember 11, 2026
Filing dateSeptember 15, 2026
Shares owned after510,460
OwnershipDirect
10b5-1 planNo
AmendedNo