$AMBQ

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$AMBQ Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Company Executives

$AMBQ Management Team

Dr. Wen Hsieh

Independent Chairman of the Board

Age 52

Compensation -

Sex Male

Mr. Sean Chen

President

Chief Operating Officer

Director

Age 56

Compensation $1.444M USD

Sex Male

Mr. Fumihide Esaka

Chief Executive Officer

Founder

Director

Age 61

Compensation $2.745M USD

Sex Male

Dr. Scott Hanson

Founder

Chief Technology Officer

Director

Age 41

Compensation $1.216M USD

Sex Male

Mr. Jeff Winzeler

Chief Financial Officer

Age 65

Compensation -

Sex Male

Name / Title	Age	Compensation	Sex
Dr. Wen Hsieh Independent Chairman of the Board	52	-	Male
Mr. Sean Chen President Chief Operating Officer Director	56	$1.444M USD	Male
Mr. Fumihide Esaka Chief Executive Officer Founder Director	61	$2.745M USD	Male
Dr. Scott Hanson Founder Chief Technology Officer Director	41	$1.216M USD	Male
Mr. Jeff Winzeler Chief Financial Officer	65	-	Male

Board of Directors

From the proxy statement filed Apr 22, 2026

Directors

serving now

Independent

5 of 7

stated in the proxy

Average tenure

7.9 years

from year joined

CEO also chairs the board

Wen Hsieh

Director	Age	On board	Independent	Committees	Other public boards	2025 pay
Timothy Chen	52	2023 3 years	Independent	None stated	None stated	$36,547
Ker Zhang	63	2017 9 years	Independent	None stated	None stated	Not stated
Wen Hsieh Board chair	53	2014 12 years	Independent	None stated	Amprius Technologies, Inc.	Not stated
Joseph Tautges	50	2022 4 years	Independent	None stated	None stated	$70,714
Bernard B. Banks	62	2026 0 years	Independent	Audit	Customers Bancorp, Inc.	Not stated
Fumihide Esaka CEO	62	2015 11 years	Not independent	None stated	None stated	Paid as CEO
Scott Hanson Executive officer	42	2010 16 years	Not independent	None stated	None stated	Not stated

Each director opens the passage of the proxy that names them. "Not stated" means the proxy does not say; it never means "no". Pay is the proxy's Director Compensation table; the CEO is paid as an executive.

No related-party transactions disclosed

The proxy filed Apr 22, 2026 describes a review policy but reports no transactions.

Read the policy in the proxy

Comments

Company Executives

$AMBQ Management Team

Dr. Wen Hsieh

Mr. Sean Chen

Mr. Fumihide Esaka

Dr. Scott Hanson

Mr. Jeff Winzeler

Board of Directors

Related-party transactions

No related-party transactions disclosed