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Costar Group Inc SEC Filings
What Costar Group Inc has told the SEC happened, by the 8-K items and forms it filed under: when it reported results, who joined or left, what it bought or sold, and whether its auditor or its accounts ever changed.
CSGP overview →Filings on file
113
since Oct 27, 2016
Warning signs
0
none filed
Last results
Jul 28, 2026
8-K item 2.02
Industry
Services-Business Services, NEC
SIC 7389
Newest first
Each label is a form type or an 8-K item as filed; each row links to the filing.
| Filed | What it reports | Document |
|---|---|---|
| Jul 29, 2026 | Quarterly report 10-Q | Read ↗ |
| Jul 28, 2026 | Results announced 8-K | Read ↗ |
| Jul 13, 2026 | Executive or director change 8-K | Read ↗ |
| Jun 25, 2026 | Executive or director changeShareholder vote 8-K | Read ↗ |
| May 29, 2026 | Material agreement 8-K | Read ↗ |
| Apr 29, 2026 | Quarterly report 10-Q | Read ↗ |
| Apr 28, 2026 | Results announced 8-K | Read ↗ |
| Mar 16, 2026 | Executive or director change 8-K | Read ↗ |
| Feb 26, 2026 | Annual report 10-K | Read ↗ |
| Feb 24, 2026 | Results announced 8-K | Read ↗ |
| Feb 13, 2026 | Executive or director change 8-K | Read ↗ |
| Jan 7, 2026 | Executive or director change 8-K | Read ↗ |
| Oct 29, 2025 | Quarterly report 10-Q | Read ↗ |
| Oct 28, 2025 | Results announced 8-K | Read ↗ |
| Jul 23, 2025 | Quarterly report 10-Q | Read ↗ |
| Jul 22, 2025 | Results announced 8-K | Read ↗ |
| Jun 27, 2025 | Executive or director changeShareholder vote 8-K | Read ↗ |
| May 9, 2025 | Material agreement 8-K | Read ↗ |
| May 1, 2025 | Quarterly report 10-Q | Read ↗ |
| Apr 29, 2025 | Results announced 8-K | Read ↗ |
| Apr 7, 2025 | Executive or director changeMaterial agreement 8-K | Read ↗ |
| Feb 28, 2025 | Acquisition or sale completed 8-K | Read ↗ |
| Feb 20, 2025 | Annual report 10-K | Read ↗ |
| Feb 18, 2025 | Results announced 8-K | Read ↗ |
| Oct 23, 2024 | Quarterly report 10-Q | Read ↗ |
| Oct 22, 2024 | Results announced 8-K | Read ↗ |
| Jul 25, 2024 | Quarterly report 10-Q | Read ↗ |
| Jul 23, 2024 | Results announced 8-K | Read ↗ |
| Jul 11, 2024 | Executive or director change 8-K | Read ↗ |
| Jun 18, 2024 | Executive or director change 8-K | Read ↗ |
| Jun 7, 2024 | Shareholder vote 8-K | Read ↗ |
| May 31, 2024 | Material agreementNew debt 8-K | Read ↗ |
| May 21, 2024 | Merger vote or registration S-4 | Read ↗ |
| Apr 24, 2024 | Quarterly report 10-Q | Read ↗ |
| Apr 23, 2024 | Results announced 8-K | Read ↗ |
| Apr 22, 2024 | Material agreement 8-K | Read ↗ |
| Feb 22, 2024 | Annual report 10-K | Read ↗ |
| Feb 20, 2024 | Executive or director changeResults announced 8-K | Read ↗ |
| Oct 25, 2023 | Quarterly report 10-Q | Read ↗ |
| Oct 24, 2023 | Results announced 8-K | Read ↗ |
| Aug 1, 2023 | Executive or director change 8-K | Read ↗ |
| Jul 26, 2023 | Quarterly report 10-Q | Read ↗ |
| Jul 25, 2023 | Results announced 8-K | Read ↗ |
| Jun 12, 2023 | Shareholder vote 8-K | Read ↗ |
| Apr 26, 2023 | Quarterly report 10-Q | Read ↗ |
| Apr 25, 2023 | Results announced 8-K | Read ↗ |
| Feb 22, 2023 | Annual report 10-K | Read ↗ |
| Feb 21, 2023 | Results announced 8-K | Read ↗ |
| Oct 26, 2022 | Quarterly report 10-Q | Read ↗ |
| Oct 25, 2022 | Results announced 8-K | Read ↗ |
| Jul 27, 2022 | Quarterly report 10-Q | Read ↗ |
| Jul 26, 2022 | Results announced 8-K | Read ↗ |
| Jun 9, 2022 | Shareholder vote 8-K | Read ↗ |
| Apr 28, 2022 | Quarterly report 10-Q | Read ↗ |
| Apr 26, 2022 | Results announced 8-K | Read ↗ |
| Feb 23, 2022 | Annual report 10-K | Read ↗ |
| Feb 22, 2022 | Results announced 8-K | Read ↗ |
| Oct 27, 2021 | Quarterly report 10-Q | Read ↗ |
| Oct 26, 2021 | Results announced 8-K | Read ↗ |
| Jul 28, 2021 | Quarterly report 10-Q | Read ↗ |
| Jul 27, 2021 | Results announced 8-K | Read ↗ |
| Jun 7, 2021 | Shareholder vote 8-K | Read ↗ |
| Apr 28, 2021 | Quarterly report 10-Q | Read ↗ |
| Apr 27, 2021 | Results announced 8-K | Read ↗ |
| Feb 24, 2021 | Annual report 10-K | Read ↗ |
| Feb 23, 2021 | Results announced 8-K | Read ↗ |
| Jan 4, 2021 | Material agreement 8-K | Read ↗ |
| Oct 28, 2020 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2020 | Results announced 8-K | Read ↗ |
| Oct 1, 2020 | Executive or director change 8-K | Read ↗ |
| Jul 29, 2020 | Quarterly report 10-Q | Read ↗ |
| Jul 28, 2020 | Results announced 8-K | Read ↗ |
| Jul 1, 2020 | Material agreementNew debt 8-K | Read ↗ |
| Jun 5, 2020 | Shareholder vote 8-K | Read ↗ |
| May 14, 2020 | Material agreement 8-K | Read ↗ |
| Apr 29, 2020 | Quarterly report 10-Q | Read ↗ |
| Apr 28, 2020 | Results announced 8-K | Read ↗ |
| Mar 26, 2020 | New debt 8-K | Read ↗ |
| Feb 26, 2020 | Annual report 10-K | Read ↗ |
| Feb 25, 2020 | Results announced 8-K | Read ↗ |
| Feb 13, 2020 | Material agreement 8-K | Read ↗ |
| Dec 18, 2019 | Executive or director change 8-K | Read ↗ |
| Oct 23, 2019 | Quarterly report 10-Q | Read ↗ |
| Oct 22, 2019 | Results announced 8-K | Read ↗ |
| Oct 2, 2019 | Material agreement 8-K | Read ↗ |
| Jul 24, 2019 | Quarterly report 10-Q | Read ↗ |
| Jul 23, 2019 | Results announced 8-K | Read ↗ |
| Jun 6, 2019 | Shareholder vote 8-K | Read ↗ |
| Apr 24, 2019 | Quarterly report 10-Q | Read ↗ |
| Apr 23, 2019 | Results announced 8-K | Read ↗ |
| Feb 28, 2019 | Annual report 10-K | Read ↗ |
| Feb 26, 2019 | Results announced 8-K | Read ↗ |
| Oct 24, 2018 | Quarterly report 10-Q | Read ↗ |
| Oct 23, 2018 | Results announced 8-K | Read ↗ |
| Jul 25, 2018 | Quarterly report 10-Q | Read ↗ |
| Jul 24, 2018 | Executive or director changeResults announced 8-K | Read ↗ |
| Jun 6, 2018 | Shareholder vote 8-K | Read ↗ |
| Apr 25, 2018 | Quarterly report 10-Q | Read ↗ |
| Apr 23, 2018 | Results announced 8-K | Read ↗ |
| Feb 23, 2018 | Annual report 10-K | Read ↗ |
| Feb 21, 2018 | Results announcedUnregistered share sale 8-K | Read ↗ |
| Oct 26, 2017 | Quarterly report 10-Q | Read ↗ |
| Oct 25, 2017 | Results announcedMaterial agreementNew debt 8-K | Read ↗ |
| Sep 13, 2017 | Material agreement 8-K | Read ↗ |
| Jul 27, 2017 | Quarterly report 10-Q | Read ↗ |
| Jul 26, 2017 | Results announced 8-K | Read ↗ |
| Jun 7, 2017 | Shareholder vote 8-K | Read ↗ |
| Apr 27, 2017 | Quarterly report 10-Q | Read ↗ |
| Apr 27, 2017 | Results announced 8-K | Read ↗ |
| Feb 24, 2017 | Annual report 10-K | Read ↗ |
| Feb 22, 2017 | Results announced 8-K | Read ↗ |
| Oct 27, 2016 | Quarterly report 10-Q | Read ↗ |
| Oct 27, 2016 | Results announced 8-K | Read ↗ |
Source: Costar Group Inc's EDGAR filing history, the last ten years. The labels are the form types and 8-K item numbers the company filed under, not a reading of what it wrote — an item 5.02 can be a chief executive fired or a director retiring on schedule — so each row links to the filing.
More on CSGP
Company overviewEverything on CSGP in one place, with the price.Insider tradingWhat CSGP's own officers and directors buy and sell.Executive payWhat CSGP awarded its chief executive, and what it became.Who owns itEvery manager reporting a position in CSGP.Funds holding itWhich funds and ETFs hold CSGP, and how big a bet.LobbyingWhat CSGP spends lobbying Congress, and on what.Who lobbies for itThe lobbyists on CSGP's account, and who they worked for.Federal contractsWhat federal agencies pay CSGP.PatentsWhat CSGP is filing at the patent office.