Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Mark Duff currently holds 134,556 shares of PERMA FIX ENVIRONMENTAL SERVICES INC (PESI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark Duff has been a net buyer of PESI stock. They have purchased $155.3K and sold $0 worth of shares.
Mark Duff's most recent insider trade was on Sep 11, 2025, when they purchased 897 shares at $8.05 per share.
Mark Duff serves as Executive at PERMA FIX ENVIRONMENTAL SERVICES INC (PESI). They have executed 47 insider transactions totaling $155.3K over their tenure at the company.
Mark Duff holds the position of Executive at PERMA FIX ENVIRONMENTAL SERVICES INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 9 years and currently hold a stake valued at $0.
Mark Duff has shown a buying trading pattern, with $155.3K in total purchases and $0 in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Mark Duff was on May 22, 2023, when they sold $365.0K worth of PESI shares. This transaction involved 33,032 shares at $11.05 per share.
Mark Duff currently owns 134,556 shares of PERMA FIX ENVIRONMENTAL SERVICES INC (PESI), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark Duff's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark Duff has 47 Form 4 filings on record as an insider at PERMA FIX ENVIRONMENTAL SERVICES INC.
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