Ambiq Micro, Inc. (AMBQ) insider trading

By person

11 insiders · 13 transactions

27.6×

Fumihide Esaka holds 27.6 times base salary in stock. $23.02M of shares against $832.17K in salary for 2025.

Salary from the company's own proxy. The shares are what Fumihide Esaka last reported holding, valued at $51.86, the price Common Stock was last bought or sold at on the open market here, on 15 Oct 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Sean Chihhsiang Chen

President and COO

—

$772.44K (5) scheduled

−$772.44K

106,268

0.4394%

$5.51M

—

Scott McLean Hanson

Chief Technology Officer

—

$357.01K (4) scheduled

−$357.01K

212,546

0.8789%

$11.02M

+333.8%

Fumihide Esaka

Chief Executive Officer

—

$255.02K (4) scheduled

−$255.02K

443,900

1.84%

$23.02M

+2,510%

KPCB XVI Associates, LLC entity

10% owner

—

1,488,949

6.16%

$77.22M

+251.1%

Wen Hsuan HSIEH

Director

—

638,877

2.64%

$33.13M

—

Jeffrey G Winzeler

Chief Financial Officer

—

100,844

0.4170%

$5.23M

—

Michele Kim Connors

General Counsel

—

60,554

0.2504%

$3.14M

—

Joseph A Tautges

Director

—

53,703

0.2221%

$2.79M

—

Timothy Chen

Director

—

52,575

0.2174%

$2.73M

−25.5%

Ker Zhang

Director

—

20,366

0.0842%

$1.06M

—

Bernard Bennett Banks

Director

—

4,957

0.0205%

$257.08K

—

Ambiq Micro, Inc.

What the insiders did Scheduled selling only

By person