0001500412 2026-06-23 2026-06-23 0001500412 1 2026-06-23 2026-06-23 iso4217:USD pure shares S-1 S-1MEF EX-FILING FEES 333-296930 0001500412 Ambiq Micro, Inc. N/A N/A S-1 Ambiq Micro, Inc. false Equity Common stock, par value $0.000001 per share true 230000 78.00 17940000.00 0.0001381 2477.51 17940000.00 2477.51 0.00 0.00 2477.51 Represents only the additional number of shares being registered and includes 30,000 shares of common stock issuable upon exercise of the underwriters' option to purchase additional shares. Does not include the securities that the Registrant previously registered on the Registration Statement on Form S-1 (File No. 333-296930), as amended (the "Earlier Registration Statement"). (2) Based on the public offering price. (3) The registration fee is calculated in accordance with Rule 457(a) under the Securities Act of 1933, as amended, based on the proposed maximum aggregate offering price. The registrant previously registered securities on the Earlier Registration Statement having a proposed maximum aggregate offering price of $169,077,600, which was declared effective by the Securities and Exchange Commission on June 23, 2026. In accordance with Rule 462(b) under the Securities Act, an additional amount of securities having a proposed maximum aggregate offering price of $17,940,000 is hereby registered, which includes shares issuable upon the exercise of the underwriters' option to purchase additional shares.