Live feed19:52:40·1631dINSIDERFilingvia QuantisnowSEC Form 4: Fields Matthew M. converted options into 6,882 shares, covered exercise/tax liability with 10,598 shares and was granted 19,824 shares, increasing direct ownership by 34% to 63,141 units to satisfy withholding obligationByQuantisnow·Wall Street's wire, on your screen.HMHC· Houghton Mifflin Harcourt CompanyMiscellaneousOriginal source