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CSGPNasdaq
COSTAR GROUP, INC.
Services-Business Services, NEC · DE · CIK 1057352
The company discloses and discusses non-GAAP financial measures like EBITDA and Adjusted Net Income
red 8-K · 90d🔥 High media attention
$13.41B
Market cap
$29.32
Last close
-3.1%
1D
+0.3%
5D
5.6M
Volume
Price · last 39 sessions-17.1%
May 4L $28.64 · H $35.38Jun 29
267
Total filings
Jun 25, 2026
Last filing
12/31
Fiscal year end
8-KExecutive Change · Shareholder VoteJun 25, 20268-KMaterial Agreement · Reg FD DisclosureMay 29, 2026DEFA14ADEFA14AMay 18, 2026DEFA14ADEFA14AApr 30, 2026DEF 14ADEF 14AApr 30, 202610-Q10-QApr 29, 20268-KResults of Operations · Reg FD DisclosureApr 28, 20268-KExecutive Change · Reg FD DisclosureMar 16, 202610-K10-KFeb 26, 20268-KResults of Operations · Reg FD DisclosureFeb 24, 20268-KExecutive ChangeFeb 13, 20268-KExecutive Change · Reg FD DisclosureJan 7, 202610-Q10-QOct 29, 20258-KResults of Operations · Reg FD DisclosureOct 28, 20258-KReg FD DisclosureAug 27, 202510-Q10-QJul 23, 20258-KResults of Operations · Reg FD DisclosureJul 22, 20258-KExecutive Change · Shareholder VoteJun 27, 2025DEFA14ADEFA14AJun 13, 20258-KMaterial Agreement · Reg FD DisclosureMay 9, 2025DEFA14ADEFA14AMay 1, 202510-Q10-QMay 1, 2025DEF 14ADEF 14AApr 30, 20258-KResults of OperationsApr 29, 20258-KExecutive Change · Material AgreementApr 7, 20258-KAcquisition / Disposition · Reg FD DisclosureFeb 28, 202510-K10-KFeb 20, 20258-KResults of Operations · Reg FD DisclosureFeb 18, 202510-Q10-QOct 23, 20248-KResults of Operations · Reg FD DisclosureOct 22, 202410-Q10-QJul 25, 20248-KResults of Operations · Reg FD DisclosureJul 23, 20248-KExecutive Change · Reg FD DisclosureJul 11, 20248-KExecutive Change · Reg FD DisclosureJun 18, 20248-KShareholder VoteJun 7, 20248-KMaterial Agreement · New Debt / ObligationMay 31, 2024S-4S-4May 21, 2024DEFA14ADEFA14AApr 26, 2024DEF 14ADEF 14AApr 26, 202410-Q10-QApr 24, 2024425425Apr 24, 2024425425Apr 24, 20248-KResults of Operations · Reg FD DisclosureApr 23, 2024425425Apr 22, 20248-KMaterial Agreement · Reg FD DisclosureApr 22, 202410-K10-KFeb 22, 20248-KReg FD DisclosureFeb 21, 20248-KExecutive Change · Results of OperationsFeb 20, 202410-Q10-QOct 25, 20238-KResults of Operations · Reg FD DisclosureOct 24, 20238-KExecutive Change · Reg FD DisclosureAug 1, 202310-Q10-QJul 26, 20238-KResults of OperationsJul 25, 20238-KShareholder VoteJun 12, 2023DEFA14ADEFA14AApr 27, 2023DEF 14ADEF 14AApr 27, 202310-Q10-QApr 26, 20238-KResults of OperationsApr 25, 202310-K10-KFeb 22, 20238-KResults of OperationsFeb 21, 202310-Q10-QOct 26, 20228-KResults of OperationsOct 25, 20228-KCompany UpdateSep 20, 202210-Q10-QJul 27, 20228-KResults of OperationsJul 26, 20228-KShareholder VoteJun 9, 20228-KBylaw AmendmentMay 9, 202210-Q10-QApr 28, 20228-KResults of OperationsApr 26, 2022DEFA14ADEFA14AApr 25, 2022DEF 14ADEF 14AApr 25, 202210-K10-KFeb 23, 20228-KResults of OperationsFeb 22, 202210-Q10-QOct 27, 20218-KResults of OperationsOct 26, 202110-Q10-QJul 28, 20218-KResults of OperationsJul 27, 20218-KBylaw Amendment · Shareholder VoteJun 7, 202110-Q10-QApr 28, 20218-KResults of OperationsApr 27, 2021
Insider Activity
◆ Cluster Buy · 4 insidersIn the 90 days to Mar 6, 2026: 4 insiders bought $3.5M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 6, 2026 | Sams Louise SDirector | Buy | 1,000 | $48.36 | $48K |
| Mar 2, 2026 | Saint Frederick G.President, Marketplaces | Buy | 20,000 | $45.33 | $907K |
| Mar 2, 2026 | Glaser Rachel CDirector | Buy | 1,000 | $44.94 | $45K |
| Feb 27, 2026 | Florance Andrew CPresident and CEO | Buy | 55,720 | $44.52 | $2.5M |
| Nov 13, 2025 | Hill John WDirector | Sell | 2,250 | $68.68 | $155K |
| Nov 13, 2025 | Cann Cynthia CammettChief Accounting Officer | Sell | 1,841 | $68.79 | $127K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
In the News
🔥 High media attentionCoverage (30d): 9 reputable articles.
MarketWatchCoStar Group Inc. stock falls Monday, underperforms market14h agoMarketWatchCoStar Group Inc. stock falls Thursday, underperforms market4d agoMarketWatchCoStar Group Inc. stock falls Wednesday, underperforms market12d agoBarron'sGoogle’s Home Listings Will Now Be Widely Available. What It Means for Zillow, Rocket, CoStar Stocks.18d agoMarketWatchCoStar Group Inc. stock rises Tuesday, outperforms market20d ago
Reputable outlets only (Reuters, WSJ, CNBC, Barron's, and peers). More on Google News ↗
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