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CoStar Group climbs as investors reassess the setup ahead of third-quarter results

Investivoq PriceTracker

CoStar Group (CSGP) is up 7.8% today. Here is some analysis on what might have caused this price movement. ([chartexchange.com](https://chartexchange.com/symbol/nasdaq-csgp/news/?date=2026-09-14))

Analysis: The most likely driver appears to be a sentiment rebound ahead of CoStar Group’s October 27, 2026 third-quarter earnings report, with investors revisiting the company after a sharp selloff earlier this year. A fresh Homes.com housing-market update and signs that short interest had already come down may have added support, but there does not appear to be a single major same-day corporate announcement explaining the full move. ([investors.costargroup.com](https://investors.costargroup.com/events-presentations))

Details:

  • CoStar Group has scheduled its third-quarter 2026 earnings call for October 27, giving the market a near-term catalyst to reprice expectations. ([investors.costargroup.com](https://investors.costargroup.com/events-presentations))
  • The company’s latest Homes.com report, released October 21, highlighted rising home prices even as sales slowed and inventory expanded, keeping attention on the residential business. ([costargroup.gcs-web.com](https://costargroup.gcs-web.com/news))
  • In second-quarter results released in July, revenue rose 18% year over year to $925 million, adjusted EBITDA more than doubled, and the residential segment turned adjusted EBITDA positive, which may be helping investors look past the prior guidance cut. ([investors.costargroup.com](https://investors.costargroup.com/static-files/c276d649-2cad-4a70-b415-df6f179c9499?utm_source=openai))
  • Short interest had fallen to about 14.8 million shares by mid-September, suggesting part of today’s move could also reflect positioning and momentum rather than a single new fundamental event. ([marketbeat.com](https://www.marketbeat.com/stocks/NASDAQ/CSGP/short-interest/?utm_source=openai))

    • Sources:

    CoStar Group, SEC, MarketBeat, Investivoq

    Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

    $CSGP Insider Trading Activity

    CSGP Insider Trades

    $CSGP insiders have traded $CSGP stock on the open market 5 times in the past 6 months. Of those trades, 3 have been purchases and 2 have been sales.

    Here’s a breakdown of recent trading of $CSGP stock by insiders over the last 6 months:

    • ANDREW C FLORANCE (Founder and CEO) has made 3 purchases buying 154,730 shares for an estimated $5,004,045 and 0 sales.
    • CYNTHIA CAMMETT CANN (Chief Accounting Officer) sold 4,788 shares for an estimated $147,374
    • JOHN W HILL sold 3,500 shares for an estimated $105,735

    To track insider transactions, check out Investivoq's insider trading dashboard. You can access data on insider stock transactions through the Investivoq API insider transaction endpoint.

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    $CSGP Hedge Fund Activity

    We have seen 386 institutional investors add shares of $CSGP stock to their portfolio, and 423 decrease their positions in their most recent quarter.

    Here are some of the largest recent moves:

    • PRINCIPAL FINANCIAL GROUP INC removed 13,905,398 shares (-78.6%) from their portfolio in Q2 2026, for an estimated $393,800,871
    • AQR CAPITAL MANAGEMENT LLC added 7,182,770 shares (+568.8%) to their portfolio in Q2 2026, for an estimated $203,416,046
    • EDGEPOINT INVESTMENT GROUP INC. added 5,950,002 shares (+inf%) to their portfolio in Q2 2026, for an estimated $168,504,056
    • BAMCO INC /NY/ added 5,312,588 shares (+32.6%) to their portfolio in Q2 2026, for an estimated $150,452,492
    • JPMORGAN CHASE & CO added 4,939,994 shares (+inf%) to their portfolio in Q2 2026, for an estimated $139,900,630
    • GOLDMAN SACHS GROUP INC removed 4,116,328 shares (-44.5%) from their portfolio in Q2 2026, for an estimated $116,574,408
    • POLEN CAPITAL MANAGEMENT LLC removed 3,811,054 shares (-30.3%) from their portfolio in Q2 2026, for an estimated $107,929,049

    To track hedge funds' stock portfolios, check out Investivoq's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Investivoq API 13F endpoint.

    $CSGP Congressional Stock Trading

    Members of Congress have traded $CSGP stock 1 times in the past 6 months. Of those trades, 1 have been purchases and 0 have been sales.

    Here’s a breakdown of recent trading of $CSGP stock by members of Congress over the last 6 months:

    • REPRESENTATIVE GILBERT RAY CISNEROS, JR. purchased up to $15,000 on 08/19.

    To track congressional stock trading, check out Investivoq's congressional trading dashboard. You can access data on congressional stock trades through the Investivoq API Congress trades endpoint.

    $CSGP Price Targets

    Multiple analysts have issued price targets for $CSGP recently. We have seen 10 analysts offer price targets for $CSGP in the last 6 months, with a median target of $45.5.

    Here are some recent targets:

    • George Tong from Goldman Sachs set a target price of $46.0 on 06/25/2026
    • Jason Haas from Wells Fargo set a target price of $26.0 on 06/24/2026
    • Michael Rindos from Benchmark set a target price of $45.0 on 06/04/2026
    • Heather Balsky from B of A Securities set a target price of $37.0 on 05/19/2026
    • Brett Huff from Stephens & Co. set a target price of $42.0 on 05/04/2026
    • Jake Fuller from BTIG set a target price of $55.0 on 04/29/2026
    • Mayank Tandon from Needham set a target price of $50.0 on 04/29/2026

    This article is not financial advice. See Investivoq's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.