B |
2020-03-03 13:45:35.0 |
PSYCHEMEDICS CORP |
PMD |
CRAWFORD INVESTMENT COUNSEL INC |
6.0% |
view |
S |
2020-02-13 12:05:10.0 |
PSYCHEMEDICS CORP |
PMD |
RENAISSANCE TECHNOLOGIES LLC |
0.1% |
view |
B |
2020-01-24 19:19:58.0 |
PSYCHEMEDICS CORP |
PMD |
RENAISSANCE TECHNOLOGIES LLC |
5.1% |
view |
S |
2018-02-14 09:35:27.0 |
PSYCHEMEDICS CORP |
PMD |
Tieton Capital Management |
4.9% |
view |
S |
2017-02-14 10:31:37.0 |
PSYCHEMEDICS CORP |
PMD |
Tieton Capital Management |
5.6% |
view |
B |
2016-02-12 15:07:55.0 |
PSYCHEMEDICS CORP |
PMD |
Tieton Capital Management |
6.8% |
view |
B |
2015-02-13 10:06:16.0 |
PSYCHEMEDICS CORP |
PMD |
RENAISSANCE TECHNOLOGIES LLC |
8.09% |
view |
B |
2015-02-06 08:33:43.0 |
PSYCHEMEDICS CORP |
PMD |
Tieton Capital Management |
6.8% |
view |
B |
2014-02-13 08:54:48.0 |
PSYCHEMEDICS CORP |
PMD |
KENNEDY CAPITAL MANAGEMENT |
5.1% |
view |
S |
2014-01-10 13:55:54.0 |
PSYCHEMEDICS CORP |
PMD |
DEPRINCE RACE & ZOLLO INC |
11.43% |
view |
S |
2013-02-12 16:17:21.0 |
PSYCHEMEDICS CORP |
PMD |
DEPRINCE RACE & ZOLLO INC |
12.31% |
view |
S |
2012-02-14 18:15:53.0 |
PSYCHEMEDICS CORP |
PMD |
DEPRINCE RACE & ZOLLO INC |
18.16% |
view |
B |
2011-02-11 16:46:03.0 |
PSYCHEMEDICS CORP |
PMD |
RENAISSANCE TECHNOLOGIES LLC |
5.58% |
view |
B |
2009-06-10 12:11:48.0 |
PSYCHEMEDICS CORP |
PMD |
DISCOVERY EQUITY PARTNERS |
4.8% |
view |
S |
2009-01-09 11:33:48.0 |
PSYCHEMEDICS CORP |
PMD |
ASHFORD CAPITAL MANAGEMENT INC |
0.0% |
view |
B |
2008-02-13 18:17:03.0 |
PSYCHEMEDICS CORP |
PMD |
RENAISSANCE TECHNOLOGIES LLC |
5.17% |
view |