Trade Summary

6 days ago, Stefan Constantin Ionel, serving as Chief Technology Officer at Amprius Technologies, Inc. (AMPX), sold 28,812 shares at $14.79 per share, for a total transaction value of $426,083.38. Following this transaction, Stefan Constantin Ionel now holds 804,518 shares of AMPX.

This sale represents a 3.46% decrease in Stefan Constantin Ionel's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Thursday, May 21, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, May 26, 2026 at 7:10 PM ET, 5 days after the trade was made.

Amprius Technologies, Inc. operates in the INDUSTRIALS sector, specifically within the ELECTRICAL EQUIPMENT & PARTS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.