Esaka Fumihide bought AMBQ
May 15, 2026 · Form 4 insider transaction
Esaka Fumihide bought 45,463 shares of Ambiq Micro, Inc. at $8.12 per share, a transaction worth $369.2K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Acquired (buy-side)
Shares
45,463
Price
$8.12
Total value
$369.2K
InsiderEsaka Fumihide
RoleOfficer, Director
CompanyAmbiq Micro, Inc. (AMBQ)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMay 15, 2026
Filing dateMay 18, 2026
Shares owned after436,652
OwnershipDirect
10b5-1 planNo
AmendedNo