Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2022-12-16 Purchase |
2022-12-20 4:42 pm |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
100 | $4.95 | $495 | 37,201 (Direct) |
View |
2020-11-18 Purchase |
2020-11-20 5:42 pm |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
500 | $4.2 | $2,100 | 26,669 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2023-05-22 Tax Withholding |
2023-05-24 6:28 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
375 | $4.93 | 36,489 (Direct) |
View |
2023-05-15 Tax Withholding |
2023-05-16 6:18 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
337 | $4.87 | 36,864 (Direct) |
View |
2022-11-11 Tax Withholding |
2022-11-15 4:59 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
525 | $6.18 | 37,101 (Direct) |
View |
2022-05-20 Option Award |
2022-05-24 5:38 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
5,000 | $0 | 37,626 (Direct) |
View |
2022-05-13 Tax Withholding |
2022-05-17 4:06 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
337 | $6.44 | 32,626 (Direct) |
View |
2021-11-12 Tax Withholding |
2021-11-16 4:26 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
612 | $8.5 | 32,883 (Direct) |
View |
2021-05-13 Option Award |
2021-05-14 6:02 pm |
N/A N/A |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
4,500 | $0 | 33,495 (Direct) |
View |
2020-11-11 Option Award |
2020-11-13 3:46 pm |
N/A 2030-11-11 |
PSYCHEMEDICS CORP | PMD | SCHAFFER MICHAEL I VP of Laboratory Operations |
9,000 | $0 | 28,169 (Direct) |
View |