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$AMBQ All transactions

Ambiq Micro, Inc.

M

$ Value

$316K

Shares

53,660

Price

$6

Filed

Feb 10

Insider

Name

Esaka Fumihide

Title

Chief Executive Officer

CIK

0002078454

Roles

Director Officer

Transaction Details

Transaction Date

2025-10-07

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

230,573

Footnotes

1/4 of the shares subject to the option vested on December 1, 2016, and 1/48 of the shares subject to the option vested in equal monthly installments thereafter, subject to the Reporting Person's continued service. The shares subject to this option are early exercisable, subject to the Issuer's right to repurchase.

Filing Info

Accession No.

0002078454-26-000002

Form Type

4

Issuer CIK

0001500412

Esaka Fumihide's History

Date Ticker Type Value
2026-03-06 AMBQ A $0
2026-03-06 AMBQ A $0
2025-10-07 AMBQ M $316K
2025-10-07 AMBQ M $0
2025-10-02 AMBQ A $0

Other Insiders at AMBQ (90d)

Insider Bought Sold Last
Winzeler Jeffrey G
Chief Financial Officer
2026-03-06
TAUTGES JOSEPH A $242K 2026-01-26
HSIEH Wen Hsuan 2026-02-18
Hanson Scott McLean
Chief Technology Officer
$310K 2026-03-06
Esaka Fumihide
Chief Executive Officer
2026-03-06
Chen Sean Chihhsiang
President and COO
2026-03-06
Connors Michele Kim
General Counsel
$21K 2026-04-02