CSGP ▲ +1.6% - CoStar Group, Inc. $CSGP - Homes.com Report: Housing Market Prices Continue Rising Despite More Homes for Sale CoStar Group shares rose 1.6% following a Homes.com report indicating that housing market prices continued to climb even as the supply of homes for sale increased, a dynamic that could suggest sustained demand strength in the residential real estate sector where CoStar operates its listings and analytics platforms. 22-SEP-2026 09:09 AM ET