CoStar Asks Full 9th Circ. To Revisit Antitrust Ruling For Rival

By Isaac Monterose · August 7, 2025, 3:13 PM EDT

Commercial real estate information company CoStar Group Inc. and a subsidiary are urging the Ninth Circuit to reconsider its ruling reviving antitrust counterclaims lodged by rival Commercial Real Estate Exchange Inc.,...

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Case Information

Case Title

CoStar Group, Inc., et al v. Commercial Real Estate Exchange, Inc.

Case Number

23-55662

Court

Appellate - 9th Circuit

Nature of Suit

3820 Copyright

Date Filed

July 27, 2023