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 t 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 Developed technology in-process research and development Content intangibles Customer relationships $9.629.000 54,600,000 1,400.000 128.500.000 66000,000 Contract backlog 12.600,000 Trade names 12.400.000 Deferred tax liability (90.105.000 Identifiable net assets acquired $195,024,000