Ambiq Micro, Inc. — Director's Dealing 2025

Jul 30, 2025

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Ambiq Micro, Inc. (AMBQ)
CIK: 0001500412
Period of Report: 2025-07-29

Reporting Person: KPCB XVI Associates, LLC (N/A)
Reporting Person: Kleiner Perkins Caufield & Byers XVI, LLC (10% Owner)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	424033	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series C Convertible Preferred Stock	$		Common Stock (748046)		Indirect
Series D Convertible Preferred Stock	$		Common Stock (98958)		Indirect
Series E Convertible Preferred Stock	$		Common Stock (23294)		Indirect
Series F Convertible Preferred Stock	$		Common Stock (194618)		Indirect

Footnotes

F1: All shares are held for convenience in the name of "KPCB Holdings, Inc., as nominee" for the accounts of such individuals and entities. The managing member of Kleiner Perkins Caufield & Byers XVI, LLC ("KPCB XVI") and KPCB XVI Founders Fund, LLC ("KPCB XVI Founders") is KPCB XVI Associates, LLC ("KPCB XVI Associates"). L. John Doerr, Beth Seidenberg, Randy Komisar, Theodore E. Schlein, and Wen Hsieh, the managing members of KPCB XVI Associates, exercise shared voting and dispositive control over the shares held by KPCB XVI and KPCB XVI Founders. Such managing members disclaim beneficial ownership of all shares held by KPCB XVI and KPCB XVI Founders except to the extent of their pecuniary interest therein.

F2: Consists of 409,998 shares of Common Stock held by KPCB XVI and 14,035 shares held by KPCB XVI Founders.

F3: The Series C Convertible Preferred Stock and Series D Convertible Preferred Stock are convertible on a one-for-one basis into Common Stock at any time at the Reporting Person's election and will convert automatically upon the closing of the Issuer's initial public offering and has no expiration date.

F4: Consists of 723,286 shares of Common Stock issuable upon the conversion of Series C Convertible Preferred Stock held by KPCB XVI and 24,760 shares held by KPCB XVI Founders.

F5: Consists of 95,683 shares of Common Stock issuable upon the conversion of Series D Convertible Preferred Stock held by KPCB XVI and 3,275 shares held by KPCB XVI Founders,

F6: The Series E Convertible Preferred Stock is convertible into Common Stock at any time at the Reporting Person's election and will convert automatically immediately prior to the closing of the Issuer's initial public offering and has no expiration date. 22,594 outstanding shares of Series E Convertible Preferred Stock will automatically convert into 23,294 shares of Common Stock, immediately prior to the closing of the Issuer's initial public offering.

F7: Consists of 22,523 shares of Common Stock issuable upon the conversion of Series E Convertible Preferred Stock held by KPCB XVI and 771 shares held by KPCB XVI Founders.

F8: The Series F Convertible Preferred Stock is convertible into Common Stock at any time at the Reporting Person's election and will convert automatically immediately prior to the closing of the Issuer's initial public offering and has no expiration date. 171,064 outstanding shares of Series F Convertible Preferred Stock shall automatically convert into 194,618 shares of Common Stock, immediately prior to the closing of the Issuer's initial public offering.

F9: Consists of 188,177 shares of Common Stock issuable upon the conversion of Series F Convertible Preferred stock held by KPCB XVI and 6,441 shares held by KPCB XVI Founders.