Welcome to our dedicated page for Costar Group SEC filings (Ticker: CSGP), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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- 10-K – CoStar Group annual report 10-K simplified: AI extracts segment revenue, data-collection expenses, and risk factors tied to commercial real-estate cycles.
- 10-Q: Quickly compare quarter-over-quarter marketplace margins in our CoStar Group earnings report filing analysis.
- 8-K: Material event summaries—product launches, acquisitions—CoStar Group 8-K material events explained in plain English.
- DEF 14A: Dive into CoStar Group proxy statement executive compensation without parsing legal jargon.
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CoStar Group Inc (CSGP) Form 144 summary: This Form 144 notifies a proposed sale of 25,000 shares of CoStar common stock through Morgan Stanley Smith Barney, scheduled approximately 08/28/2025, with an aggregate market value listed as $2,258,225.00 and total outstanding shares of 423,650,362.
The filing identifies the seller as Frederick Saint and discloses prior sales by the same person of 25,000 shares on 07/28/2025 for $2,330,827.51 and 25,000 shares on 06/11/2025 for $2,027,382.51. Acquisition details show the shares being sold were originally received as restricted stock on multiple dates in 2021 and 2022.
Saint Frederick G., an officer serving as President, Marketplaces at CoStar Group, Inc. (CSGP), reported a non-derivative transaction in the issuer's common stock dated 08/01/2025. The report shows a disposition of 1,436 shares at a price of $95.19, leaving beneficial ownership of 318,103 shares held directly. No derivative positions are listed.
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