Compton Jonathan D
Related Filers (1)
PSYCHEMEDICS CORP (1)
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Ownership (6)
4
Friday, 6/18/2010
PSYCHEMEDICS CORP: Statement of changes in beneficial ownership of securities
4
Friday, 4/9/2010
PSYCHEMEDICS CORP: Statement of changes in beneficial ownership of securities
4
Friday, 12/11/2009
PSYCHEMEDICS CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/19/2009
PSYCHEMEDICS CORP: Statement of changes in beneficial ownership of securities
3
Wednesday, 11/5/2008
PSYCHEMEDICS CORP: Initial statement of beneficial ownership of securities
4
Wednesday, 11/5/2008
PSYCHEMEDICS CORP: Statement of changes in beneficial ownership of securities
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