ZWECKER MARK A
SEC insider (Form 3/4/5 filer). CIK 0001256439. Director at PERMA FIX ENVIRONMENTAL SERVICES INC (PESI). 13 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in ATLANTA, GA.
Companies ZWECKER MARK A has filed insider reports for
- PERMA FIX ENVIRONMENTAL SERVICES INC (PESI): Director
ZWECKER MARK A
CIK: 0001256439
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
PERMA FIX ENVIRONMENTAL SERVICES INC
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- Oct 1, 2026PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1K shares at avg. $11.74$12K - Jul 22, 2026PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirectStock Option (Right to Buy)
10K shares- - Jul 1, 2026PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1.2K shares at avg. $10.72$13K - Apr 1, 2026PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1.5K shares at avg. $8.02$12K - Jan 2, 2026PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1.3K shares at avg. $9.44$13K - Oct 1, 2025PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1.6K shares at avg. $7.58$12K - Aug 28, 2025PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
ExerciseDirect2.4K shares at avg. $4.19$10K - Jul 24, 2025PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirectStock Option (Right to Buy)
10K shares- - Jul 1, 2025PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect1.6K shares at avg. $7.89$13K - Apr 1, 2025PESI
PERMA FIX ENVIRONMENTAL SERVICES INC
AwardDirect2.2K shares at avg. $5.45$12K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 1, 2026 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,038 | $11.74 | $12,184 | Direct |
| Jul 22, 2026 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award Stock Option (Right to Buy) | 10,000 | - | - | Direct |
| Jul 1, 2026 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,167 | $10.72 | $12,507 | Direct |
| Apr 1, 2026 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,520 | $8.02 | $12,187 | Direct |
| Jan 2, 2026 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,325 | $9.44 | $12,511 | Direct |
| Oct 1, 2025 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,609 | $7.58 | $12,188 | Direct |
| Aug 28, 2025 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Exercise | 2,400 | $4.19 | $10,056 | Direct |
| Jul 24, 2025 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award Stock Option (Right to Buy) | 10,000 | - | - | Direct |
| Jul 1, 2025 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 1,586 | $7.89 | $12,514 | Direct |
| Apr 1, 2025 | PESI PERMA FIX ENVIRONMENTAL SERVICES INC | Award | 2,235 | $5.45 | $12,186 | Direct |
1-10 of 13 transactions