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Houghton Mifflin Harcourt was created in 1880.
The population of Houghton Mifflin Harcourt is 4,000.
Houghton Mifflin Harcourt Learning Technology was created in 1995.
The symbol for Houghton Mifflin Harcourt Company in NASDAQ is: HMHC.
Houghton Mifflin Harcourt Company (HMHC) had its IPO in 2013.