Timothy Chen, a director at Ambiq Micro, sold 70,592 shares of common stock on May 27, 2026. The transaction generated approximately $5.63 million in proceeds. Chen executed the trades through Triumph Way Investment Inc. at prices ranging from $78.29 to $81.755 per share. He maintains sole voting and dispositive control over the investment entity.

The sale reduced the investment entity's holdings to zero. Chen continues to hold 47,618 shares directly. Ambiq Micro shares are currently trading near a 52-week high following a significant six-month rally.

Company insiders have reported 16 sales and zero purchases over the past six months. Technical analysis indicates the stock’s Relative Strength Index (RSI) is currently in overbought territory.