Live feed13:47:30·15hINSIDERFilingvia QuantisnowEVP & Pres. MMD Maraldo David R. exercised 552 shares at a strike of $112.16 and covered exercise/tax liability with 159 shares, increasing direct ownership by 2% to 18,212 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MRK· Merck & Company Inc.Health CareOriginal source