CSGP COSTAR GROUP INC Company Mergers 8-K Filing 2025 - Asset Acquisitions On May 9, 2025, CoStar Group, Inc. agreed to acquire Domain Holdings Australia Limited for a total of approximately $2.3 billion AUD, offering $4.43 AUD per share, following an earlier purchase of 17% of Domain. This transaction is subject to several approvals, including from Domain shareholders and the Australian Foreign Investment Review Board.Get access to all SEC 8-K filings of the COSTAR GROUP INC