Trade Summary

4 days ago, Klein Matthew B., serving as CEO at Ptc Therapeutics, Inc. (PTCT), sold 8,089 shares at $76.64 per share, for a total transaction value of $619,941.00. Following this transaction, Klein Matthew B. now holds 341,875 shares of PTCT.

This sale represents a 2.00% decrease in Klein Matthew B.'s stake in the company. This is considered a medium-conviction trade.

The trade was executed on Tuesday, December 30, 2025 and publicly disclosed via SEC Form 4 filing on Friday, January 2, 2026, 3 days after the trade was made.

Ptc Therapeutics, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.