ENVIRONMENTAL, SOCIAL & GOVERNANCE REPORT 2023

Millions Successful Acquisition and Integration Track Record 2023 REVENUE COMPOSITION $600 Acquired $500 $400 $300 $200 $100 22% FOCUS SPN COMPS.COM Organic 78% OFF CAMPUS partne M Realla. ForRent.com® Westside Rentals LandWatch THOMAS DAILY Apartment Finder™ Apartments.com™ str BUSINESS IMMO BUREAUXLOCAUX Homes.com™ homesnap Ten-X™ ✓ LoopNet- Lands of America™ BizBuySell PPR Virtual Premise™ Propex $0 ■■■ 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 CoStar Group™ ■ Organic Revenue ■Acquired Revenue for the year following acquisition

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