Company:  PSYCHEMEDICS CORP (PMD)
Form Type:  SC 13G/A
Filing Date:  2/13/2007 
CIK:  0000806517 
Address:  125 NAGOG PARK 
City, State, Zip:  ACTON, Massachusetts 01720 
Telephone:  978-206-8220 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$11.26  
Change: 
-0.01 (-0.09%)  
Trade Time: 
May 17  
Market Cap: 
$59.61M
Description of Business
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  FORM SC 13G/A