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Duff Mark insider trades
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Duff Mark insider trades

Duff Mark has filed 14 Form 4s with the SEC that we hold, all for Perma Fix Environmental Services INC (PESI), as President and CEO, Director. Across all of them we count 23 purchases worth $104.3K and 0 sales worth $0 reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a purchase of 750 shares of Perma Fix Environmental Services INC worth $7.6K, dated 2024-09-03. The first filing on our record is dated 2021-10-18 and the latest 2025-09-12.

Perma Fix Environmental Services INC (PESI)

President and CEO, Director · 14 filings · 23 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-12-17P, purchase reported on Form 437$2412021-12-20
2021-12-17P, purchase reported on Form 41,000$6.6K2021-12-20
2021-12-20P, purchase reported on Form 4600$3.9K2021-12-20
2022-05-11P, purchase reported on Form 478$4372022-05-13
2022-05-12P, purchase reported on Form 41,000$5.5K2022-05-13
2022-05-12P, purchase reported on Form 4922$5.2K2022-05-13
2022-09-07P, purchase reported on Form 4500$2.4K2022-09-07
2022-09-07P, purchase reported on Form 41,000$4.8K2022-09-07
2022-11-22P, purchase reported on Form 41,000$3.9K2022-11-23
2023-12-01P, purchase reported on Form 4750$5.5K2023-12-04
2023-12-01P, purchase reported on Form 4750$5.2K2023-12-04
2023-12-01P, purchase reported on Form 4750$5.3K2023-12-04
2023-12-01P, purchase reported on Form 4750$5.5K2023-12-04
2024-09-03P, purchase reported on Form 4750$7.6K2024-09-05
2024-09-03P, purchase reported on Form 4500$5.2K2024-09-05
2024-09-04P, purchase reported on Form 4500$5.0K2024-09-05
2024-09-04P, purchase reported on Form 4350$3.5K2024-09-05
2025-03-18P, purchase reported on Form 4500$3.5K2025-03-19
2025-03-18P, purchase reported on Form 4500$3.6K2025-03-19
2025-03-21P, purchase reported on Form 4650$4.6K2025-03-24
2025-03-21P, purchase reported on Form 4650$4.6K2025-03-24
2025-03-21P, purchase reported on Form 4750$5.3K2025-03-24
2025-09-11P, purchase reported on Form 4897$7.2K2025-09-12
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1678382) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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