Homes.com Parent CoStar Files Brief Accusing Zillow of Hypocrisy over Pre-Market Listings in MLS Lawsuit

Article excerpt

CoStar Group, parent company of Homes.com, filed an amicus brief in an ongoing lawsuit against Zillow, arguing the real estate giant demands open access to competitors' listings while keeping its own pre-market inventory locked up. The filing accuses Zillow of hypocrisy in the Zillow Group, Inc. v. Midwest Real Estate Data LLC case, a dispute centered on how listings are distributed across multiple listing services and platforms. The brief highlights a competitive tension in real estate technology, where market access and data availability have become central battlegrounds.