Trade Summary

3 days ago, Esaka Fumihide, serving as Chief Executive Officer at Ambiq Micro, Inc. (AMBQ), sold 108,500 shares at $56.89 per share, for a total transaction value of $6,172,545.56. Following this transaction, Esaka Fumihide now holds 460,460 shares of AMBQ.

This sale represents a 19.07% decrease in Esaka Fumihide's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, August 31, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, September 2, 2026 at 4:47 PM ET, 2 days after the trade was made.

Ambiq Micro, Inc. operates in the TECHNOLOGY sector, specifically within the SEMICONDUCTORS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.