Press Releases Displaying 36-40 (55) « Previous678910Next » Press Releases Houghton Mifflin Harcourt Exposes APIs via New Developer Portal; Launches Inaugural HMH Labs Developer Challenge May 20, 2015 read more Press Releases Houghton Mifflin Harcourt Announces Pricing of a Secondary Offering of Common Stock May 14, 2015 read more Press Releases Houghton Mifflin Harcourt Introduces English-language Reading Program for International Classrooms May 13, 2015 read more Press Releases Houghton Mifflin Harcourt Company Announces Launch of a Secondary Offering of Common Stock and Concurrent Stock Repurchase from the Selling Stockholders May 13, 2015 read more Press Releases Houghton Mifflin Harcourt Announces First Quarter 2015 Results May 7, 2015 read more Displaying 36-40 (55) « Previous678910Next »