Acquisition with Stock Options In December 2013, FireEye, Inc. acquired all of the outstanding shares of privately held Mandiant Corporation, a provider of computer security products, for $106,538,000 in cash and 16,921,000 shares of FireEye common stock with a fair value of $704,414,000 and a par value of $0.0001/share. In addition, Mandiant's existing vested stock option and restricted stock awards were converted to awards denominated in FireEye stock, in the amount of 6,680,000 shares with a fair value of $86,703,000. These awards have the same terms as when they were issued by Mandiant. FireEye estimates that unvested equity awards relating to post combination services have a current fair value of $122,600,000. Out-of-pocket acquisition-related costs were $8,500,000. The following table summarizes the date-of-acquisition fair values of the identifiable net assets acquired. Net tangible assets Identifiable intangible assets $9,629,000 Developed technology 54,600,000 In process research and development 1,400,000 Content intangibles 128,500,000 Customer relationships 66,000,000 Contract backlog 12,600,000 Trade names 12,400,000 Deferred tax liability (90,105,000) Identifiable net assets acquired $195,024,000