Instructure Holdings Inc. has set terms of its initial public offering, in which the Utah-based education software company is looking to raise up to $262.5 million and be valued at up to $2.91 billion. The company said it is offering 12.5 million shares in the IPO, which is expected to price between $19 and $21 a share. The company expects to have 138.5 million shares outstanding after the IPO. The stock is expected to list on the NYSE under the ticker symbol "INST." The Morgan Stanley, J.P. Morgan and Citigroup led the 14 underwriters of the IPO.