to operating ircome for our ',stone& results, see 'Selected historical combined financial and other information" (2) The fotowing table reconciles Actuated EBITDA to operating income for the year ended December 31 2014 and the trailing twelve months ended September 30, 2015. and also reconcres Adjusted EBITDA

assets and (i) gains and losses recogrxzed on changes in the fair value of contingent consideration arrangements 48 Table of Contents We believe Actuated EBITDA is useful for analysts and investors a the measure ado...senora meanngful cormanson between our performance and that of ow convertors Moreover, ow m