Profile
| Role | Director |
|---|---|
| Notability | 20/100 |
Board memberships
- Perma-Fix Environmental Services Inc
Updated Jul 16, 2026
ZWECKER MARK A has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.2K | $10.72 | $13K |
| 2026-04-02 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.5K | $8.02 | $12K |
| 2026-01-05 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.3K | $9.44 | $13K |
| 2025-10-01 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.6K | $7.58 | $12K |
| 2025-08-28 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | M — Option exercise | 2.4K | $4.19 | $10K |
| 2025-07-01 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.6K | $7.89 | $13K |
| 2025-04-01 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 2.2K | $5.45 | $12K |
| 2024-10-02 | PESI | PERMA FIX ENVIRONMENTAL SERVICES INC | A — Grant or award | 1.3K | $9.20 | $12K |
ZWECKER MARK A is a corporate insider — currently tracked as Director of PERMA FIX ENVIRONMENTAL SERVICES INC (PESI). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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