Trade Summary

4 months ago, Macpherson Richard, serving as Pres, CEO, 10% owner at Birchtech Corp. (BCHT), purchased 312,500 shares at $2.40 per share, for a total transaction value of $750,000.00. Following this transaction, Macpherson Richard now holds 2,955,095 shares of BCHT.

This purchase represents a 12.00% increase in Macpherson Richard's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Friday, February 27, 2026 and publicly disclosed via SEC Form 4 filing on Monday, March 2, 2026 at 8:39 AM ET, 3 days after the trade was made.

Birchtech Corp. operates in the INDUSTRIALS sector, specifically within the POLLUTION & TREATMENT CONTROLS industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.