Ambiq Micro, Inc. — Director's Dealing 2025

Oct 6, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ambiq Micro, Inc. (AMBQ)
CIK: 0001500412
Period of Report: 2025-10-02

Reporting Person: Chen Sean Chihhsiang (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-10-02	Common Stock	A	56029	—	Acquired	56029	Direct

Footnotes

F1: Represents the grant of restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock upon settlement. 25% of the shares subject to the RSU will vest on October 1, 2026, and 1/12 of the shares subject to the RSU will vest quarterly thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2025 Equity Incentive Plan).