Live feed16:05:09·1735dINSIDERFilingvia QuantisnowSEC Form 4: Andersen Eric bought $651,857 worth of Common Stock (100,214 units at $6.50) and sold $338,120 worth of Common Stock (52,914 units at $6.39) (Amendment)ByQuantisnow·Wall Street's wire, on your screen.MACK· Merrimack Pharmaceuticals Inc.Health CareOriginal source