EBITDA: EARNINGS BEFORE INTEREST, TAXES, DEPRECIATION AND AMORTIZATION (US$ millions) TTM 3Q15 2Q15 1Q15 4Q14 Non-GAAP operating income $962 $253 $237 $235 $237 74 19 19 19 17 1 4 $255 $258 Plus: Depreciation and amortization of tangibles (NASDAQ) EBITDA of DWA* EBITDA pro forma for DWA acquisition 5 $1,041 $272 $256 * 1Q15 EBITDA of DWA contains January’15 EBITDA for Dorsey, Wright & Associates, LLC. TTM EBITDA of DWA contains October’14 to January’15 EBITDA. February’15 to March’15 DWA EBITDA is not included in EBITDA of DWA because it is included in non-GAAP operating income and Depreciation and Amortization of tangibles (NASDAQ). The sources of the pro forma information were LTM financials provided by Dorsey, Wright & Associates, LLC. 27 .