Live feed14:46:29·1624dINSIDERFilingvia QuantisnowSEC Form 4: Bacher Johannes bought $15,347 worth of Comon Stock (10,000 units at $1.53), increasing direct ownership by 40% to 35,000 unitsByQuantisnow·Wall Street's wire, on your screen.OPGN· OpGen Inc.Health CareOriginal source