Duff Mark — SEC Form 4 filings
SEC reporting owner CIK 1678382. 5 Form 4 filings on record with FilingPulse; latest filed 2025-09-12.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-09-05 to 2025-09-12. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 10 legs across 4 filings — 6,047 shares, $50,018 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 3.
- Largest priced transaction: purchase of 750 shares @ $10.07 ($7,552) in PERMA FIX ENVIRONMENTAL SERVICES INC, filed 2024-09-05.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | President and CEO, Director | 5 | 10 legs · 6,047 sh · $50,018 | — | 3 |
Form 4 filings — Duff Mark
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-09-12 | 4 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Purchase (P): 897 @ $8.05 | EDGAR |
| 2025-03-24 | 4 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Purchase (P): 750 @ $7.02 · Purchase (P): 650 @ $7.03 · Purchase (P): 650 @ $7.05 | EDGAR |
| 2025-03-19 | 4 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Purchase (P): 500 @ $7.10 · Purchase (P): 500 @ $7.20 | EDGAR |
| 2025-01-10 | 4 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Option exercise (M): 25,000 @ $3.15 · Tax withholding (F): 7,443 @ $10.58 · Option exercise (M): 25,000 (derivative) @ $0 | EDGAR |
| 2024-09-05 | 4 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Purchase (P): 500 @ $10.48 · Purchase (P): 750 @ $10.07 · Purchase (P): 500 @ $9.91 · Purchase (P): 350 @ $9.95 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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