Houghton Mifflin Harcourt formally announced their planned IPO on Friday, offering 18.25 million shares (with another 2.7 million shares on option to the underwriters for overallotments) at an expected price of $14 to $16 a share. The stock, listing on the NASDAQ under the symbol HMHC, is expected to start trading on November 14. The official investor roadshow begins next Monday. The underwriters are putting the approximate deal size at $275 million, at the midpoint of the expected pricing. As indicated previously, the company itself will receive no proceeds from the offering, which is designed to let their long-suffering investors […]