Wen Hsuan HSIEH - Jul 31, 2025 Form 4 Insider Report for Ambiq Micro, Inc. (AMBQ)

Role
Director
Signature
/s/ Jeffrey Winzeler, Attorney-in-Fact
Stock symbol
AMBQ
Transactions as of
Jul 31, 2025
Transactions value $
$0
Form type
4
Date filed
7/31/2025, 06:27 PM
Previous filing
Jul 29, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
HSIEH Wen Hsuan Director C/O AMBIQ MICRO, INC., AUSTIN /s/ Jeffrey Winzeler, Attorney-in-Fact 2025-07-31 0001835160

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMBQ Common Stock Conversion of derivative security +395K 395K Jul 31, 2025 By: Matter Venture Partners Fund I, L.P. F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMBQ Series G Convertible Preferred Stock Conversion of derivative security $0 -395K -100% $0.00 0 Jul 31, 2025 Common Stock 395K By: Matter Venture Partners Fund I, L.P. F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The Series G Convertible Preferred Stock automatically converted into Common Stock on a one-for-one basis immediately prior to the closing of the Issuer's initial public offering of common stock and had no expiration date.
F2 The Reporting Person exercises sole voting and dispositive control over the shares held by Matter Venture Partners Fund I, L.P.