Joseph A. Tautges Acquires Ambiq Micro, Inc. Stock Options

On June 8, 2026, Joseph A. Tautges acquired 4,957 shares of Ambiq Micro, Inc. common stock through the grant of restricted stock units (RSUs). These RSUs vest in three equal annual installments, with vesting occurring on the anniversary of the grant date or the date of the Company's annual stockholder meeting. This transaction was reported on SEC Form 4. Following this acquisition, Mr. Tautges holds a total of 53,703 shares of common stock. The RSUs represent a contingent right to receive one share of the Issuer's common stock, subject to Mr. Tautges' continuous service as a director.