Ambiq Micro, Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No. )

Filed by the Registrant☒

Filed by a Party other than the Registrant☐

Check the appropriate box:

Ambiq Micro, Inc.

(Name of Registrant as Specified In Its Charter)

N/A

(Name of Person(s) Filing Proxy Statement if Other Than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

AMBIQ MICRO, INC.

6500 River Place Boulevard, Building 7, Suite 200

Austin, Texas 78730

NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

TO BE HELD ON JUNE 8, 2026

Dear Stockholder:

You are cordially invited to attend the Annual Meeting of Stockholders (the “Annual Meeting”) of Ambiq Micro, Inc., a Delaware corporation (the “Company”). The Annual Meeting will be held virtually via live webcast with a link to be provided by registering at www.proxydocs.com/AMBQ by 11:59 p.m. Eastern Daylight Time on June 7, 2026. The Annual Meeting will be held on Monday, June 8, 2026 at 10:00 a.m. Central Daylight Time for the following purposes:

To elect Timothy Chen and Ker Zhang, Ph.D., as Class I directors to hold office until the Company’s 2029 annual meeting of stockholders and until their successors have been duly elected and qualified or such director’s earlier death, resignation or removal.

To ratify the selection by the Audit Committee of the Board of Directors of KPMG LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2026.

To conduct any other business properly brought before the Annual Meeting.

These items of business are more fully described in the attached proxy statement.

The Annual Meeting will be held in a virtual meeting format only. You will not be able to attend the Annual Meeting in person.

The record date for the Annual Meeting is April 13, 2026. Only stockholders of record at the close of business on that date may vote at the Annual Meeting or any adjournment thereof. A complete list of record stockholders will be available for examination by any stockholder for any purpose germane to the Annual Meeting for a period of ten days ending on the day before the Annual Meeting date. If you would like to view the list, please contact us at our principal executive offices between the hours of 9:00 a.m. and 5:00 p.m. Central Time at Ambiq Micro, Inc., Attn: Corporate Secretary, 6500 River Place Boulevard, Building 7, Suite 200, Austin, Texas 78730; telephone (512) 879-2850.

Important Notice Regarding the Availability of Proxy Materials for the Annual Meeting of stockholders to be held on June 8, 2026 at 10:00 a.m. Central Daylight Time via live webcast with a link to be provided by registering at www.proxydocs.com/AMBQ by 11:59 p.m. Eastern Daylight Time on June 7, 2026.

The proxy statement and our annual report will be available to stockholders at

www.proxydocs.com/AMBQ.

By Order of the Board of Directors,

/s/ Scott Hanson

Scott HansonChief Technology Officer and Corporate Secretary April 22, 2026

This proxy statement is dated April 22, 2026 and is first being made available to stockholders on April 22, 2026.

You are cordially invited to attend the Annual Meeting via live webcast with a link to be provided by registering at www.proxydocs.com/AMBQ by 11:59 p.m. Eastern Daylight Time on June 7, 2026. Whether or not you expect to attend the Annual Meeting, please complete, date, sign and return the proxy mailed to you, or vote over the telephone or via the internet as instructed in these materials, as promptly as possible in order to ensure your vote is counted at the Annual Meeting. Please note that if your shares are held of record by a broker, bank or other nominee and you wish to vote at the Annual Meeting, you must obtain a proxy issued in your name from that record holder.