CoStar Group Inc. – Filings and Transcripts

NASDAQ: CSGP
Share price (6/18/26): $30.12
Market cap (6/18/26): $12.3 billion

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Key Exhibits

External Links

Financials Filter

ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

ended 03/31/25 Q1

Prospectuses and Registrations Filter

Registration of securities for employees

Registration of securities for employees

Prospectus supplement

Details of business combination or exchange offer – amended

Details of business combination or exchange offer

Ownership Filter

Cann Cynthia Cammett

Florance Andrew C

Vanguard Portfolio Management LLC

Vanguard Capital Management LLC

McCarthy Christine M

News Filter

To Acquire Zonda, the Leader in New Home Data, Analytics, and Online Marketplaces

Investor Presentation

Change in Directors, Officers or Compensation, Material Disclosure

Investor Presentation

Change in Directors, Officers or Compensation, Financial Statements or Exhibits

Proxies Filter

Additional info about upcoming vote

Additional info about upcoming vote

Definitive proxy

Additional info about upcoming vote

Additional info about upcoming vote

Other Filter

Conflict Minerals disclosure

Scanned paper annual report submission

Scanned paper annual report submission

Notice of effectiveness

Correspondence with the SEC