Measuring & Controlling Devices, NEC · DE · CIK 728385
Birchtech Corp. provides activated carbon technologies for air and water purification, including mercury capture and forever chemical removal
Comparable business profile · signals at a glance
In the 90 days to Feb 27, 2026: 1 insider bought $750K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 27, 2026 | Macpherson RichardPresident and CEO | Buy | 312,500 | $2.40 | $750K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.