First Quarter 2023 Results 6 Quarterly Highlights 2.5% $117.58 $120.56 1Q22 1Q23 LTM Adjusted EBITDA1) • Other costs of revenue increased 19.9% Y/Y primarily driven by higher mobile device sales and other mobile direct costs 1) See notes on slide 16. Adjusted EBITDA1) $ 5,350 $ 5,213 $ 137 Income from Operations 2,926 2,771 155 Income before Income Taxes 1,557 1,734 (177) Less: Noncontrolling Interest (162) (186) 24 Earnings per Common Share Diluted $ 6.65 $ 6.90 $ (0.25) • Adjusted EBITDA1) $137M higher Y/ ...