Michael Schaffer

Track

Insider profile

Currently holds a position at Psychemedics Corp

Performance

Overall performance
3.5
Performance over holding periods
3.5
30 days 90 days 120 days
Average return 3% 8.2% 15.1%
Success rate 100% 68% 82%
Transactions
4 25% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Vice President - Laboratory Operations Psychemedics Corp April 1, 1999 -
Michael Schaffer's trades of Psychemedics Corp's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Purchase
Price
188.94
Quantity 57,916 -0.8%
Value US$3,240,813
Transaction date
Purchase
Price
313.70
Quantity 29,738 +36.8%
Value US$235,990
Transaction date
Sale
Price
344.14
Quantity 88,795 -12.3%
Value US$882,988
Transaction date
Sale
Price
9.82
Quantity 2,631 -10.2%
Value US$25,836
Transaction date
Sale
Price
9.84
Quantity 2,800 -9.8%
Value US$27,552
Transaction date
Sale
Price
20.14
Quantity 2,167 -5.9%
Value US$43,643
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2022-12-20 2022-12-16
B Purchase
57,916 -0.8%
188.94
US$3,240,813 		57,916 -0.8% 188.94 US$3,240,813
2020-11-20 2020-11-18
B Purchase
29,738 +36.8%
313.70
US$235,990 		29,738 +36.8% 313.70 US$235,990
2019-06-14 2019-06-14
S Sale
88,795 -12.3%
344.14
US$882,988 		88,795 -12.3% 344.14 US$882,988
2019-06-14 2019-06-13
S Sale
2,631 -10.2%
9.82
US$25,836 		2,631 -10.2% 9.82 US$25,836
2019-06-14 2019-06-12
S Sale
2,800 -9.8%
9.84
US$27,552 		2,800 -9.8% 9.84 US$27,552
2017-09-06 2017-09-06
S Sale
2,167 -5.9%
20.14
US$43,643 		2,167 -5.9% 20.14 US$43,643