Esaka Fumihide sold AMBQ
May 15, 2026 · Form 4 insider transaction
Esaka Fumihide sold 6,601 shares of Ambiq Micro, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Disposed (sell-side)
Shares
6,601
Price
$0.00
Total value
N/A
InsiderEsaka Fumihide
RoleOfficer, Director
CompanyAmbiq Micro, Inc. (AMBQ)
SecurityStock Option (Right to Buy)
Transaction codeM: Option exercise
Transaction dateMay 15, 2026
Filing dateMay 18, 2026
Shares owned after184,543
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
1/4 of the shares subject to the option vested on January 1, 2024, and 1/48 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service.