| Insider Name | Buy/Sell | Company Name | Ticker | Amount | Shares Change | |||
|---|---|---|---|---|---|---|---|---|
| Dec 16, 2022 | Dec 20, 2022 | Schaffer Michael I VP of Laboratory Operations | Buy | Psychemedics Corp | PMD | $4.95 | $495 | +0.27% |
| Nov 18, 2020 | Nov 20, 2020 | Schaffer Michael I VP of Laboratory Operations | Buy | Psychemedics Corp | PMD | $4.2 | $2,100 | +1.84% |
| Jun 12, 2019 | Jun 14, 2019 | Schaffer Michael I VP of Laboratory Operations | Sell | Psychemedics Corp | PMD | $9.74 | $90,867 | -32.74% |
| Sep 06, 2018 | Sep 10, 2018 | Schaffer Michael I VP of Laboratory Operations | Sell | Psychemedics Corp | PMD | $19.23 | $121,611 | -18.10% |
| Sep 01, 2017 | Sep 06, 2017 | Schaffer Michael I VP of Laboratory Operations | Sell | Psychemedics Corp | PMD | $20.41 | $154,029 | -17.86% |
| May 10, 2017 | May 15, 2017 | Schaffer Michael I VP of Laboratory Operations | Sell | Psychemedics Corp | PMD | $20.43 | $61,290 | -6.60% |
| Feb 16, 2016 | Feb 16, 2016 | Schaffer Michael I VP of Laboratory Operations | Buy | Psychemedics Corp | PMD | $11.09 | $49,983 | +8.84% |
| Jun 15, 2015 | Jun 17, 2015 | Schaffer Michael I VP of Laboratory Operations | Sell | Psychemedics Corp | PMD | $14.62 | $41,490 | -6.33% |