TAUTGES JOSEPH A 4

What Happened
Joseph A. Tautges, a director of Ambiq Micro, sold 7,800 shares of Ambiq Micro common stock in an open-market transaction at $31.00 per share, for a total value of $241,800. This was a sale (disposition) rather than a purchase or option exercise.

Key Details

• Transaction date: January 26, 2026 (reported on Form 4 filed January 28, 2026)
• Transaction type: Open-market sale (code S)
• Shares sold: 7,800 at $31.00 each — total proceeds $241,800
• Shares owned after transaction: not stated in the provided filing summary
• Footnotes/plans: No 10b5-1 plan, tax withholding, or other footnotes disclosed in the provided filing
• Timeliness: Form 4 was filed two days after the transaction date; no late-filing flag indicated in the provided details

Context
Insider sales are often routine (for liquidity, diversification, or other personal reasons) and are generally less informative about future company performance than insider purchases. This single open-market sale by a company director is a straightforward disposition of shares; retail investors should consider it alongside other insider activity and company fundamentals rather than as a standalone signal.