CIK 0000891532 · Non-accelerated filer<br>Smaller reporting company
PERMA FIX ENVIRONMENTAL SERVICES INC
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- PESI
- Exchange
- Nasdaq
- Industry
- Hazardous Waste Management
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 581954497
- Phone
- 7705879898
- Business address
- 8302 DUNWOODY PLACE, SUITE 250, ATLANTA, GA, 30350
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-10-01 | Grumski Joseph Timothy Director | Grant or award | +2,228 | $7.58 | $17K | 62,188 |
| 2025-10-01 | Duggan Kerry C Director | Grant or award | +1,158 | $7.58 | $9K | 4,838 |
| 2025-09-16 | Duggan Kerry C Director | Sale | −5,653 | $8.60 | $49K | 3,680 |
| 2025-09-11 | Duff Mark President and CEO | Purchase | +897 | $8.05 | $7K | 134,556 |
| 2025-09-11 | Shelton Larry Director | Purchase | +1,000 | $8.58 | $9K | 189,880 |
| 2025-09-09 | Shelton Larry Director | Purchase | +1,000 | $9.61 | $10K | 188,880 |
| 2025-09-02 | Shelton Larry Director | Option exercise | +2,400 | $4.19 | $10K | 187,880 |
| 2025-09-02 | Shelton Larry Director | Option exercise · Stock Option (Right to Buy) | −2,400 | 0 | ||
| 2025-08-28 | ZWECKER MARK A Director | Option exercise | +2,400 | $4.19 | $10K | 239,585 |
| 2025-08-28 | ZWECKER MARK A Director | Option exercise · Stock Option (Right to Buy) | −2,400 | 0 | ||
| 2025-07-24 | Duggan Kerry C Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | ZWECKER MARK A Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | Grumski Joseph Timothy Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | Bostick Thomas Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | Shelton Larry Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | REEDER JOE Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-24 | Wamp Zach Paul Director | Grant or award · Stock Option (Right to Buy) | +10,000 | 10,000 | ||
| 2025-07-14 | Grondin Richard EVP of Hanford & Int. Waste Op | Option exercise | +5,000 | $7.01 | $35K | 33,780 |
| 2025-07-14 | Grondin Richard EVP of Hanford & Int. Waste Op | Shares withheld for taxes | −3,094 | $11.32 | $35K | 30,686 |
| 2025-07-14 | Grondin Richard EVP of Hanford & Int. Waste Op | Option exercise | +6,000 | $3.95 | $24K | 36,686 |
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