PESI · Perma-Fix Environmental Services Inc. Common Stock
View on chartInsiders & Stakes
| Mark A. Zwecker Director | ▲ Buy | Grant | 247,606 Shares held | 7/1/2026 | View profile |
| Joe Reeder Director | ▲ Buy | Grant | 239,345 Shares held | 7/1/2026 | View profile |
| Louis F. Centofanti EVP of Strategic Initiatives | ▼ Sell | Gift | 217,565 Shares held | 11/17/2025 | View profile |
| Larry Shelton Director | ▲ Buy | Option Exercise | 198,983 Shares held | 7/13/2026 | View profile |
| Joseph Timothy Grumski Director | ▲ Buy | Grant | 67,661 Shares held | 7/1/2026 | View profile |
| Zach Paul Wamp Director | ▲ Buy | Grant | 53,473 Shares held | 7/1/2026 | View profile |
| Thomas Bostick Director | ▲ Buy | Grant | 50,610 Shares held | 7/1/2026 | View profile |
| Richard Grondin EVP of Hanford & Int. Waste Op | ▼ Sell | Tax Withholding | 41,308 Shares held | 1/20/2026 | View profile |
| Kerry C. Duggan Director | ▲ Buy | Grant | 7,640 Shares held | 7/1/2026 | View profile |
Transaction History
| Larry Shelton | ▲ Buy | Option Exercise | 2,400 | $11K | 7/13/2026 |
| Joseph Timothy Grumski | ▲ Buy | Grant | 1,528 | $16K | 7/1/2026 |
| Mark A. Zwecker | ▲ Buy | Grant | 1,167 | $13K | 7/1/2026 |
| Thomas Bostick | ▲ Buy | Grant | 1,213 | $13K | 7/1/2026 |
| Joe Reeder | ▲ Buy | Grant | 1,458 | $16K | 7/1/2026 |
| Larry Shelton | ▲ Buy | Grant | 1,365 | $15K | 7/1/2026 |
| Kerry C. Duggan | ▲ Buy | Grant | 819 | $9K | 7/1/2026 |
| Zach Paul Wamp | ▲ Buy | Grant | 849 | $9K | 7/1/2026 |
| Mark A. Zwecker | ▲ Buy | Grant | 1,520 | $12K | 4/1/2026 |
| Joe Reeder | ▲ Buy | Grant | 1,886 | $15K | 4/1/2026 |
| Kerry C. Duggan | ▲ Buy | Grant | 1,054 | $8K | 4/1/2026 |
| Joseph Timothy Grumski | ▲ Buy | Grant | 2,105 | $17K | 4/1/2026 |
| Thomas Bostick | ▲ Buy | Grant | 1,559 | $12K | 4/1/2026 |
| Zach Paul Wamp | ▲ Buy | Grant | 1,094 | $9K | 4/1/2026 |
| Larry Shelton | ▲ Buy | Grant | 1,824 | $15K | 4/1/2026 |
| Richard Grondin | ▲ Buy | Option Exercise | 5,000 | $35K | 1/20/2026 |
| Richard Grondin | ▼ Sell | Tax Withholding | 2,555 | $35K | 1/20/2026 |
| Richard Grondin | ▲ Buy | Option Exercise | 6,000 | $24K | 1/20/2026 |
| Richard Grondin | ▼ Sell | Tax Withholding | 1,729 | $24K | 1/20/2026 |
| Mark A. Zwecker | ▲ Buy | Grant | 1,325 | $13K | 1/2/2026 |
| Joe Reeder | ▲ Buy | Grant | 1,549 | $15K | 1/2/2026 |
| Thomas Bostick | ▲ Buy | Grant | 1,324 | $13K | 1/2/2026 |
| Zach Paul Wamp | ▲ Buy | Grant | 964 | $9K | 1/2/2026 |
| Joseph Timothy Grumski | ▲ Buy | Grant | 1,840 | $17K | 1/2/2026 |
| Kerry C. Duggan | ▲ Buy | Grant | 929 | $9K | 1/2/2026 |
| Larry Shelton | ▲ Buy | Grant | 1,583 | $15K | 1/2/2026 |
| Joe Reeder | ▼ Sell | Gift | 11,048 | $0 | 12/15/2025 |
| Joe Reeder | ▼ Sell | Gift | 1,090 | $0 | 12/15/2025 |
| Joe Reeder | ▼ Sell | Gift | 727 | $0 | 12/15/2025 |
| Joe Reeder | ▼ Sell | Gift | 727 | $0 | 12/15/2025 |
| Joe Reeder | ▼ Sell | Gift | 364 | $0 | 12/15/2025 |
| Louis F. Centofanti | ▼ Sell | Gift | 600 | $0 | 11/17/2025 |
| Louis F. Centofanti | ▼ Sell | Gift | 600 | $0 | 11/17/2025 |
| Thomas Bostick | ▲ Buy | Grant | 1,716 | $13K | 10/1/2025 |
| Joseph Timothy Grumski | ▲ Buy | Grant | 2,228 | $17K | 10/1/2025 |
| Mark A. Zwecker | ▲ Buy | Grant | 1,609 | $12K | 10/1/2025 |
| Zach Paul Wamp | ▲ Buy | Grant | 1,201 | $9K | 10/1/2025 |
| Larry Shelton | ▲ Buy | Grant | 1,931 | $15K | 10/1/2025 |
| Joe Reeder | ▲ Buy | Grant | 2,063 | $16K | 10/1/2025 |
| Kerry C. Duggan | ▲ Buy | Grant | 1,158 | $9K | 10/1/2025 |
| Kerry C. Duggan | ▼ Sell | Open Market | 5,653 | $49K | 9/16/2025 |