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 |
|---|---|---|---|---|---|---|
| 2026-07-13 | Shelton Larry Director | Option exercise · Stock Option (Right to Buy) | −2,400 | 0 | ||
| 2026-07-01 | Grumski Joseph Timothy Director | Grant or award | +1,528 | $10.72 | $16K | 67,661 |
| 2026-07-01 | ZWECKER MARK A Director | Grant or award | +1,167 | $10.72 | $13K | 247,606 |
| 2026-07-01 | Bostick Thomas Director | Grant or award | +1,213 | $10.72 | $13K | 50,610 |
| 2026-07-01 | REEDER JOE Director | Grant or award | +1,458 | $10.72 | $16K | 239,345 |
| 2026-07-01 | Wamp Zach Paul Director | Grant or award | +849 | $10.72 | $9K | 53,473 |
| 2026-07-01 | Shelton Larry Director | Grant or award | +1,365 | $10.72 | $15K | 196,583 |
| 2026-07-01 | Duggan Kerry C Director | Grant or award | +819 | $10.72 | $9K | 7,640 |
| 2026-04-01 | ZWECKER MARK A Director | Grant or award | +1,520 | $8.02 | $12K | 244,039 |
| 2026-04-01 | REEDER JOE Director | Grant or award | +1,886 | $8.02 | $15K | 237,887 |
| 2026-04-01 | Duggan Kerry C Director | Grant or award | +1,054 | $8.02 | $8K | 6,821 |
| 2026-04-01 | Grumski Joseph Timothy Director | Grant or award | +2,105 | $8.02 | $17K | 66,133 |
| 2026-04-01 | Bostick Thomas Director | Grant or award | +1,559 | $8.02 | $12K | 49,397 |
| 2026-04-01 | Wamp Zach Paul Director | Grant or award | +1,094 | $8.02 | $9K | 52,624 |
| 2026-04-01 | Shelton Larry Director | Grant or award | +1,824 | $8.02 | $15K | 195,218 |
| 2026-01-20 | Grondin Richard EVP of Hanford & Int. Waste Op | Option exercise | +5,000 | $7.01 | $35K | 39,592 |
| 2026-01-20 | Grondin Richard EVP of Hanford & Int. Waste Op | Shares withheld for taxes | −2,555 | $13.71 | $35K | 37,037 |
| 2026-01-20 | Grondin Richard EVP of Hanford & Int. Waste Op | Option exercise | +6,000 | $3.95 | $24K | 43,037 |
| 2026-01-20 | Grondin Richard EVP of Hanford & Int. Waste Op | Shares withheld for taxes | −1,729 | $13.71 | $24K | 41,308 |
| 2026-01-20 | Grondin Richard EVP of Hanford & Int. Waste Op | Option exercise · Stock Option | −5,000 | 5,000 |
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