ZWECKER MARK A has filed 16 insider transactions across 1 company since January 2024.
Most recent transaction: a grant/award of 1520 shares of PERMA FIX ENVIRONMENTAL SERVICES INC ($PESI) on April 01, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1520 | $8.02 | 244,039.0000 | 18,517,662 | 0.63% | 0.01% |
| Jan. 2, 2026 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1325 | $9.44 | 242,519.0000 | 18,517,662 | 0.55% | 0.01% |
| Oct. 1, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1609 | $7.58 | 241,194.0000 | 18,428,393 | 0.67% | 0.01% |
| Aug. 28, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | M | Common Stock | 2400 | $4.19 | 239,585.0000 | 18,428,393 | 1.01% | 0.01% |
| Aug. 28, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | M | Stock Option (Right to Buy) | 2400 | $0.00 | 0.0000 | 18,428,393 | 100.00% | 0.01% |
| July 24, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 18,428,393 | 9999.99% | 0.05% |
| July 1, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1586 | $7.89 | 237,185.0000 | 18,428,393 | 0.67% | 0.01% |
| April 1, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 2235 | $5.45 | 235,599.0000 | 18,428,393 | 0.96% | 0.01% |
| Jan. 2, 2025 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1468 | $8.30 | 233,364.0000 | 0 | 0.63% | 0.00% |
| Oct. 1, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1324 | $9.20 | 231,896.0000 | 0 | 0.57% | 0.00% |
| Sept. 9, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | M | Common Stock | 2400 | $3.70 | 230,572.0000 | 0 | 1.05% | 0.00% |
| Sept. 9, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | M | Stock Option (Right to Buy) | 2400 | $0.00 | 54,400.0000 | 0 | 4.23% | 0.00% |
| July 18, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 56,800.0000 | 0 | 21.37% | 0.00% |
| July 1, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1690 | $7.60 | 228,172.0000 | 0 | 0.75% | 0.00% |
| April 1, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 1367 | $8.92 | 226,482.0000 | 0 | 0.61% | 0.00% |
| Jan. 2, 2024 | PERMA FIX ENVIRONMENTAL SERVICES INC | $PESI | ZWECKER MARK A | Director | A | Common Stock | 2067 | $5.90 | 225,115.0000 | 0 | 0.93% | 0.00% |