Twitter Results Presentation Deck

GAAP to Non-GAAP Reconciliations ($, thousands) Cost of revenue Research and development Sales and marketing General and administrative Cost of revenue Research and development Sales and marketing General and administrative GAAP $268,345 141,174 211,774 80,635 GAAP $217,979 133,996 189,572 79,915 Three months ended Dec 31, 2018 Stock-based compensation expense $4,905 43,589 18,624 14,769 Stock-based compensation expense Three months ended Dec 31, 2017 $6,019 55,648 25,919 Amortization of acquired intangible assets 14,868 $4,321 465 Amortization of acquired intangible assets $4,464 465 I Restructuring charges ($179) (1,011) (1,208) (591) Restructuring charges $199 1,103 1,161 639 Non-GAAP $259,298 98,596 193,893 66,457 Non-GAAP $207,297 77,245 162,027 64,408

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