Comcast Results Presentation Deck

Cable Communications 2nd Quarter 2022 Overview Customer Relationships (M) Revenue Per CR* Adjusted EBITDA 5 33.8 2Q21 * $7.1 $70.07 +3.0% +1.7% 34.4 2Q22 +5.3% $7.4 $72.18 $16.0 2Q21 ($B) Net Cash Flow $5.0 +3.7% 2Q21 $16.6 2Q22 +4.4% $5.3 ($B) 2Q21 2Q22 Represents average monthly results per customer relationship. All percentages represent year/year growth rates, except Adjusted EBITDA margin and Capital Expenditures as a % of Revenue. See Notes on Slide 11 2Q22 ($B) Commentary Customer relationships: +1.7% to 34.4M Total customer relationship net losses of (28K); net adds of 591K over the last twelve months - Broadband customers: 32.2M, flat with the prior quarter; net adds of 775K over the last twelve months Added 317K wireless lines, the best second quarter result since launch in 2017; 1.2M over the last twelve months Revenue: +3.7% to $16.6B - Broadband: +6.8% to $6.1B Business Services: +10.1% to $2.4B Wireless: +29.8% to $722M Advertising: +10.2% to $748M Video: (2.4%) to $5.4B Adjusted EBITDA: +5.3% to $7.4B; +3.0% per customer relationship Programming expenses: (1.6%) Non-programming expenses: +5.2% Adj. EBITDA margin improved +70bps y/y to 44.9% in 2Q22, the highest on record Net Cash Flow: +4.4% to $5.3B; +6.4% in 1H22 Capital expenditures: +4.8% to $1.8B, representing 10.7% of Cable revenue

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