Form 4 holding
President and CEO, Director
PERMA FIX ENVIRONMENTAL SERVICES INC
- Security class
- Common Stock
- Shares / value
- 134,556
- Estimated value
- $1,083,175
- Report date
- 11 Sep 2025
- Price
- $8.05
- Ownership
- Direct
Mark Duff - President and CEO, Director at PERMA FIX ENVIRONMENTAL SERVICES INC
Issuer-level insider activity
- Role
- President and CEO, Director
- Issuer ticker
- PESI on Nasdaq
- Entity type
- Individual
- Source filing history
- Open source filing history
Identity
Names, identifiers, and filing context for this profile.
1 identity field
Source evidence
Original filing metadata and source links for verification.
1 source field
No buys or sells have been reported by Mark Duff since 14 Oct 2025
Reported holdings for Mark Duff in PERMA FIX ENVIRONMENTAL SERVICES INC
Form 4 holding
President and CEO, Director
PERMA FIX ENVIRONMENTAL SERVICES INC
- Security class
- Stock Option
- Shares / value
- 0
- Estimated value
- Report date
- 08 Jan 2025
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 70,000
Transaction history for Mark Duff in PERMA FIX ENVIRONMENTAL SERVICES INC
| Sym | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares after | Date | Ownership |
|---|
* marks a reported price that did not pass the local price check.