Mark Duff insider trades
Open-market stock purchases and sales by Mark Duff, President and CEO at Perma FIX Environmental Services Inc, from SEC Form 4 filings since Mar 27, 2017.
Track record: 97% of 35 scored buys are up 5% or more since purchase, averaging +99%.
Recent trades
No open-market trades in the last 12 months.
Companies traded
- PESI Perma FIX Environmental Services Inc: 40 buys, last Sep 11, 2025