| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
President And CEO | Executive Vice President/ COO
1 company
Duff Mark is a President And CEO at PERMA FIX ENVIRONMENTAL SERVICES INC. Recent SEC Form 4 filings include 24 buys and 0 sells.
Estimated insider holdings value: $1.3M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 11, 2025 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 897 | $8.05 | $7,220.85 | +0.7% | +74.1% | - | |
| Mar 21, 2025 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 2,050 | $7.03 | $14,417.00 | +0.5% | +43.5% | +69.5% | |
| Mar 18, 2025 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 1,000 | $7.15 | $7,150.00 | +0.4% | +39.5% | +68.3% | |
| Sep 4, 2024 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 2,100 | $10.11 | $21,230.00 | +0.5% | +30.8% | +20.6% | |
| Dec 1, 2023 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 3,000 | $7.16 | $21,465.00 | +0.7% | +11.8% | +101.4% | |
| Nov 22, 2022 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 1,000 | $3.89 | $3,890.00 | +2.5% | +73.8% | +106.2% | |
| Sep 7, 2022 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 1,500 | $4.75 | $7,130.00 | +1.9% | -27.0% | +145.5% | |
| May 12, 2022 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 2,000 | $5.55 | $11,100.00 | +1.8% | +1.8% | +84.9% | |
| Dec 20, 2021 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 1,637 | $6.54 | $10,711.24 | +2.9% | -13.2% | -48.0% | |
| Dec 29, 2020 | PESI Perma Fix Environmental Services Inc | President And CEO | Buy | 500 | $5.85 | $2,925.00 | +2.8% | - | - |