Houghton Mifflin Harcourt Announces Third Quarter 2016 Results Why Shares of Houghton Mifflin Harcourt Co. Plunged Today / The company came up far short of expectations and drastically cut its full-year guidance. From Jim Metrock: Things are bad at Houghton Mifflin Harcourt. Today the company lost 22% of its stock value and that...
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