Live feed19:41:58·1556dINSIDERFilingvia QuantisnowSEC Form 4: Bayers William Frederick converted options into 9,463 shares, covered exercise/tax liability with 16,408 shares and was granted 27,258 shares, increasing direct ownership by 24% to 105,917 units to satisfy tax liabilityByQuantisnow·Wall Street's wire, on your screen.HMHC· Houghton Mifflin Harcourt CompanyMiscellaneousOriginal source