2025Q4
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Silverman Joshua | Chair | 122,681 | Oct 17, 2025 |
| Bernstein Bruce | Director | 42,897 | Oct 17, 2025 |
| Perry George | — | 40,000 | Jul 15, 2021 |
| Alkon Daniel L. | President | 35,546 | Dec 20, 2022 |
| Singer William S. | Director | 26,566 | Oct 17, 2025 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Aug 6, 2025 | Feb 5, 2026 | TUCHMAN ALAN J | Chief Medical Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 17, 2025 | Oct 17, 2025 | WEINSTEIN ROBERT | CFO | Sell | 91.3 | +6,000 | 56.74% | ✗ | $28.9K |
| Oct 17, 2025 | Oct 17, 2025 | Singer William S. | Director | Sell | 91.3 | +9,000 | 85.18% | ✗ | $43.4K |
| Oct 17, 2025 | Oct 17, 2025 | Silverman Joshua | Chair | Sell | 97.5 | +60,000 | 224.88% | ✗ | $289.2K |
| Aug 6, 2025 | Oct 17, 2025 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 17, 2025 | Oct 17, 2025 | Ephron Robert | Director | Sell | 91.3 | +4,500 | 100.00% | ✗ | $21.7K |
| Oct 17, 2025 | Oct 17, 2025 | Bernstein Bruce | Director | Sell | 95.0 | +15,000 | 94.36% | ✗ | $72.3K |
| Sep 24, 2025 | Ephron Robert | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 30, 2025 | Jul 2, 2025 | Singer William S. | Director | Sell | 91.3 | +9,246 | 700.45% | ✗ | $48.4K |
| Jun 30, 2025 | Jul 2, 2025 | WEINSTEIN ROBERT | CFO | Sell | 91.3 | +9,246 | 696.23% | ✗ | $48.4K |
| Jun 30, 2025 | Jul 2, 2025 | Silverman Joshua | Chair | Sell | 95.0 | +25,151 | 1643.86% | ✗ | $131.6K |
| Jun 30, 2025 | Jul 2, 2025 | SCHECHTER JONATHAN | Director | Sell | 95.0 | +12,945 | 1187.61% | ✗ | $67.7K |
| Jun 30, 2025 | Jul 2, 2025 | Bernstein Bruce | Director | Sell | 95.0 | +14,794 | 1341.25% | ✗ | $77.4K |
| Jun 30, 2025 | Jul 2, 2025 | TUCHMAN ALAN J | Chief Medical Officer | Sell | 91.3 | +2,589 | 196.14% | ✗ | $13.5K |
| Apr 3, 2025 | Apr 7, 2025 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 3, 2025 | Apr 7, 2025 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 3, 2025 | Apr 7, 2025 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 8, 2024 | Apr 10, 2024 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 8, 2024 | Apr 10, 2024 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 8, 2024 | Apr 10, 2024 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 8, 2024 | Apr 10, 2024 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2023 | Mar 31, 2023 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2023 | Mar 31, 2023 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2023 | Mar 31, 2023 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Mar 29, 2023 | Mar 31, 2023 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 16, 2022 | Dec 20, 2022 | Singer William S. | Director | Sell | 13.8 | -27,000 | -45.00% | ✓ | $31.6K |
| Dec 16, 2022 | Dec 20, 2022 | WEINSTEIN ROBERT | CFO | Sell | 13.8 | -27,000 | -44.85% | ✓ | $31.6K |
| Dec 16, 2022 | Dec 20, 2022 | Silverman Joshua | Director | Sell | 13.8 | -19,012 | -33.21% | ✓ | $22.3K |
| Dec 16, 2022 | Dec 20, 2022 | SCHECHTER JONATHAN | Director | Sell | 13.8 | -20,250 | -41.54% | ✓ | $23.7K |
| Dec 16, 2022 | Dec 20, 2022 | Alkon Daniel L. | President | Sell | 13.8 | -19,688 | -35.64% | ✓ | $23.1K |
| Dec 16, 2022 | Dec 20, 2022 | Bernstein Bruce | Director | Sell | 13.8 | -22,500 | -44.93% | ✓ | $26.4K |
| Dec 16, 2022 | Dec 20, 2022 | TUCHMAN ALAN J | CEO | Sell | 13.8 | -27,000 | -45.00% | ✓ | $31.6K |
| Nov 15, 2022 | Dec 1, 2022 | WEINSTEIN ROBERT | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 13, 2021 | Dec 1, 2022 | Alkon Daniel L. | President | Neutral | 90.0 | +43,750 | 380.96% | ✗ | - |
| Jul 13, 2021 | Dec 1, 2022 | Silverman Joshua | Director | Neutral | 90.0 | +42,250 | 281.67% | ✗ | - |
| Nov 15, 2022 | Dec 1, 2022 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Dec 1, 2022 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Dec 1, 2022 | Alkon Daniel L. | Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Dec 1, 2022 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Dec 1, 2022 | TUCHMAN ALAN J | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | WEINSTEIN ROBERT | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | Alkon Daniel L. | Officer | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | TUCHMAN ALAN J | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 15, 2022 | Nov 17, 2022 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Jun 23, 2022 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Jun 23, 2022 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Jun 23, 2022 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Jun 23, 2022 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Apr 6, 2022 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Apr 6, 2022 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Apr 6, 2022 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2022 | Apr 6, 2022 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 16, 2022 | Feb 22, 2022 | TUCHMAN ALAN J | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | TUCHMAN ALAN J | CEO | Neutral | 90.0 | +60,000 | 100.00% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | Singer William S. | Director | Neutral | 90.0 | +60,000 | 100.00% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | Perry George | Director | Neutral | 90.0 | +40,000 | 100.00% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | SCHECHTER JONATHAN | Director | Neutral | 90.0 | +45,000 | 1200.00% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | WEINSTEIN ROBERT | CFO | Neutral | 90.0 | +60,000 | 30303.03% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | Bernstein Bruce | Director | Neutral | 90.0 | +50,000 | 64102.56% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | Alkon Daniel L. | Officer | Neutral | 90.0 | +80,000 | 696.62% | ✗ | - |
| Jul 13, 2021 | Jul 15, 2021 | Silverman Joshua | Director | Neutral | 90.0 | +90,000 | 600.00% | ✗ | - |
| Jun 17, 2021 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | Jun 16, 2021 | Alkon Daniel L. | Chief Scientific Officer | Buy | 95.0 | +10,000 | 673.85% | ✗ | $82.6K |
| Jun 14, 2021 | Jun 16, 2021 | Silverman Joshua | Director | Buy | 95.0 | +10,000 | 200.00% | ✗ | $83K |
| Jun 14, 2021 | Singer William S. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | WEINSTEIN ROBERT | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | Silverman Joshua | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | SCHECHTER JONATHAN | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | Perry George | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | Alkon Daniel L. | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | Bernstein Bruce | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 14, 2021 | TUCHMAN ALAN J | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |