Live feed17:28:17·1257dINSIDERFilingvia QuantisnowSEC Form 4: Clifton R. Laduane bought $3,690 worth of shares (635 units at $5.81), increasing direct ownership by 7% to 9,277 unitsByQuantisnow·Wall Street's wire, on your screen.KMPH· KemPharm Inc.Health CareOriginal source