Environmental, Social & Governance Report 2023

~$40B North American Addressable Market, Global Market > $100B CoStar™ Apartments.com™ LoopNet™ Ten-X Homes.com TAM Sources: 0% 10% 20% 30% CoStar, Apartments, LoopNet and Ten-X - CoStar estimate Homes.com - extrapolation of Borrell Associates "2019 Real Estate Advertisement Outlook" combined with CoStar estimate Total North American Addressable Market $4 Billion $9 Billion $5 Billion $6 Billion >$15 Billion 40% 50% 60% 70% 80% 90% 100% CoStar Group™

View entire presentation