Item 7.01 - Regulation FD Disclosure: CoStar Group, Inc. issued a press release on August 21, 2026, which is being disclosed to the public through this 8-K filing Filing Date and Reporting Period: This current report was filed on August 21, 2026, with the earliest event reported also occurring on August 21, 2026 Company Information: CoStar Group, Inc. is a Delaware corporation with common stock…

Our analysis rates this filing CAUTIOUS. CoStar's $800M acquisition of Zonda represents a significant strategic expansion into the new home construction market, but introduces material execution risk that elevates overall concern level to 6.8/10 (ELEVATED). The acquisition is financially sound and…

Concern level: HIGH (6.8/10). Key factors: One new high-severity risk identified: Large Acquisition Integration Risk (severity 7/10) - $800M Zonda acquisition represents 10%+ of likely market cap with material integration execution uncertainty; Overall risk trend is INCREASING with risk score of 6.8/10, driven primarily by acquisition-related execution risks; Five additional material risks at…

Notable risk changes: MAJOR CAPITAL DEPLOYMENT: $800M cash acquisition of Zonda completed - represents significant balance sheet deployment that reduces financial flexibility and increases execution risk. Company must now deliver on integration and synergy promises or face shareholder criticism.; MATERIAL BUSINESS EXPANSION: New home construction market exposure increased substantially. Zonda adds $170M revenue base…

The model predicts CSGP will underperform the S&P 500 by about 0.0% over 30 days (model confidence 85%). This is model analysis for research, not investment advice.