NEW YORK, Nov. 14, 2013 (GLOBE NEWSWIRE) -- The NASDAQ OMX Group, Inc. (Nasdaq:NDAQ) announced today that trading of Houghton Mifflin Harcourt (Nasdaq:HMHC), a leading global provider of education content and solutions, commenced on The NASDAQ Stock Market on November 14, 2013. http://www.globenewswire.com/newsroom/prs/?pkgid=22215 http://www.globenewswire.com/newsroom/prs/?pkgid=22216 Houghton Mifflin Harcourt (HMH) delivers content, technology, services and media to over 50 million students in over 150 countries worldwide. As one of the world's largest providers of pre-K-12 education solutions and an award-winning publisher, HMH's research-based, technology-enabled content inspires millions of students, parents, teachers and lifelong learners around the world. "HMH is delighted to celebrate our listing on NASDAQ, which marks an exciting new chapter in our Company's 180-year history," Linda Zecher, HMH's CEO, commented. "Our mission is to change people's lives by fostering passionate, curious learners. This listing enhances our visibility in the market so we can more effectively and broadly deliver on that mission. NASDAQ serves as a trading platform for many of world's great companies and innovators; we are honored to join these ranks as we continue to lead our industry's transformation to digital."