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Insider Ownership

Insider Trading & Ownership of JOSEPH A. TAUTGES

Location: Hoffman Estates, IL
Summary: The estimated net worth of JOSEPH A. TAUTGES is at least $1,511,126 dollars as of 28 Jan 2026. JOSEPH A. TAUTGES is the Director of Ambiq Micro, Inc. and owns shares of Ambiq Micro, Inc. (AMBQ) stock worth about $1.51M.
Signature: /s/ Jeffrey Winzeler, Attorney-in-Fact
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Ownership of JOSEPH A. TAUTGES

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
AMBQ	Ambiq Micro, Inc.	Director	$1,511,126	-$241,800	-14%	26 Jan 2026
CDK	CDK Global, Inc.	EVP, Chief Operating Officer				06 Jul 2022

Insider Transactions Reported by JOSEPH A. TAUTGES:

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.