Real Estate Data Stock Recovers $700 Million Market Cap in One Day

CoStar Group Inc. (NASDAQ: CSGP) hit a 52-week low of $28.54 on June 30, then surged 5.37% to close at $29.84 in New York trading on July 1. Its market capitalization swelled by roughly $690 million—reaching about $12.18 billion (approximately KRW 17 trillion)—in a single day, with trading volume topping 4.7 million shares.

The company has shown strong momentum, with first-quarter revenue up 23% year-over-year, and recently announced the acquisition of Zonda, a leading U.S. new-home data and online marketplace, to bolster its growth engine.

CoStar Group is a proptech firm that combines commercial and residential real estate information with an online marketplace and data analytics. Its major brands include CoStar, LoopNet, Apartments.com and Homes.com. Headquartered in Arlington, Virginia, CoStar has expanded its global real estate data and platform services across North America, Europe and Australia.