CoStar, Hotel Giants Say Revised Antitrust Suit Falls Short

By Rachel Riley · November 4, 2025, 7:17 PM EST

Hilton, Hyatt and other major hotel operators have joined real estate analytics firm CoStar in urging a Washington federal court to once again dismiss an antitrust lawsuit accusing them of fixing...

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Documents

Case Information

Case Title

Portillo et al v. CoStar Group Inc et al

Case Number

2:24-cv-00229

Court

Washington Western

Nature of Suit

Anti-Trust

Date Filed

February 20, 2024