ZWECKER MARK A (CIK 1256439) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-02). Recent activity: Buy PESI (1,167 shares), Buy PESI (1,520 shares), Buy PESI (1,325 shares), Buy PESI (1,609 shares), Buy PESI (2,400 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 1,167 | $12,507 |
| 2026-04-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 1,520 | $12,187 |
| 2026-01-05 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 1,325 | $12,508 |
| 2025-10-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 1,609 | $12,196 |
| 2025-09-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 2,400 | $10,056 |
| 2025-07-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 1,586 | $12,514 |
| 2025-04-02 | PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) | Director | Buy | 2,235 | $12,181 |
Source: SEC Form 4 filings · as of 2026-07-02