Live feed16:42:11·1278dINSIDERFilingvia QuantisnowSEC Form 4: Schaffer Michael I bought $495 worth of shares (100 units at $4.95), increasing direct ownership by 0.27% to 37,201 unitsByQuantisnow·Wall Street's wire, on your screen.PMD· Psychemedics CorporationHealth CareOriginal source