CoStar (CSGP) Insider Robert Musslewhite Buys 8,262 Shares
Multiple insiders, including Robert Musslewhite, picked up 8,262 shares each in CoStar Group on June 23, 2026.
Reviewed by automated data checks against the source filing. How we make and check alerts
Robert Musslewhite bought 8,262 shares of CoStar Group, Inc. ($CSGP) on June 23, 2026. The trade was reported to the SEC in a Form 4 filing.
Since the trade, $CSGP is down 6.4% after 1 week, down 10.3% after 1 month and up 6.8% to date (from the $30.26 close on Jun 23, 2026).
CSGP
CoStar Group, Inc.
Key Points
- Robert Musslewhite and several other insiders acquired 8,262 shares each of CoStar Group, Inc. (NasdaqGS: CSGP) on June 23, 2026.
- The stock recently traded around $29.04, sitting well below its 52-week high of $79.08 and near its low of $25.89 ahead of next earnings on October 27, 2026.
- Wall Street analysts hold a consensus buy rating on the real estate data provider with a mean price target of $37.40.
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CoStar Group Insiders Make Form Purchases on June 23
Real estate data firm CoStar Group, Inc. (NasdaqGS: CSGP) saw a flurry of insider buying activity on June 23, 2026. Entity Robert Musslewhite, alongside peers such as Christine McCarthy, Rachel Glaser, Louise Sams, John Hill, Angelique Brunner, and John Berisford, each acquired 8,262 shares of the company. These transactions come as company insiders position themselves ahead of the firm's next financial reporting date.
CoStar Group Stock Trades Near Lower End of Range
Shares of CoStar Group changed hands at $29.04 recently, sitting near the lower end of their 52-week trading span of $25.89 to $79.08. The stock trades below its 50-day moving average of $30.25 and its 200-day moving average of $38.42. With a market capitalization of roughly $13.0 billion, the real estate services provider is navigating a lower valuation period compared to earlier in the year when shares reached higher levels.
Recent Earnings and Financial Health
CoStar Group reported annual revenue of $3.56 billion with a revenue growth rate of 18.4%. The company posted an earnings per share of $0.18, alongside a net margin of 2.1% and a return on equity of nearly 0.9%. The firm carries a price-to-earnings ratio of roughly 177.8, while its forward P/E sits at 18.1. Investors are looking ahead to the company's next earnings report, scheduled for October 27, 2026.
Earnings drift grade
Outlook vs expectations on the last report — not price action.
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Forward outlook
8 target cuts vs 0 raises.
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EPS & revenue
EPS beat estimates by 22.5%. Revenue missed estimates by 1.9%.
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Profit surprise
EBITDA missed by 25 percent. Operating income missed by 68 percent.
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Pre-earnings setup
Bar was high, analysts already very bullish.
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Analyst signal
8 target cuts.
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Earnings quality
Gross margin down 0.9 points. Operating margin up 6.2 points. Positive free cash flow.
Earnings Call Summary
CoStar delivered strong Q1 results with revenue of $897 million, up 23 percent year over year, and adjusted EBITDA of $132 million, doubling the prior year quarter. The Homes.com business accelerated with 35,175 agent members generating an average 11x return on subscription investment, while Apartments.com grew 10 percent and added significant Matterport tours. Management emphasized that activist distraction is behind them and they are confident in executing their growth and profitability targets through 2030.
Guidance Company reaffirmed full year revenue of $3.78 billion to $3.82 billion and raised adjusted EBITDA guidance to $780 million to $820 million. For the second quarter, they expect revenue of $922 million to $932 million and adjusted EBITDA of $160 million to $180 million, with Residential reaching profitability.
Severe negative reset. The report materially damaged the forward outlook and likely forces major downward revisions.
Insider Buying and Selling at CoStar Group, Inc.
The June 23 purchases involved a coordinated group of insiders acquiring identical blocks of 8,262 shares. In addition to Robert Musslewhite, insiders Christine McCarthy, Rachel Glaser, Louise Sams, John Hill, Angelique Brunner, and John Berisford each bought 8,262 shares on the same date. This group activity follows earlier reporting earlier in the year involving other high-profile transactions around the stock.
Analysts Set New Price Targets
Analyst sentiment around CoStar Group remains generally positive, underpinned by a consensus buy recommendation from 20 analysts and an average price target of $37.40. Recent updates include Needham reiterating its buy rating with a $40 target on October 6, 2026, and BMO Capital maintaining a market perform rating with a $33 target in August. Other firms, such as Citigroup and JP Morgan, adjusted their targets earlier in the summer following market shifts.
Understanding CoStar Group
CoStar Group provides information, analytics, and online marketplaces for commercial and residential real estate. Its platforms include digital listing sites for apartments, homes, and commercial properties, serving brokers, property managers, and financial institutions across multiple continents. Founded in 1986 and based in Arlington, Virginia, the company connects property buyers and sellers through comprehensive databases and auction tools.
What to Watch Next for CSGP
Investors are keeping an eye on CoStar Group's upcoming earnings release on October 27, 2026, to gauge how revenue growth and net margins are trending. Further SEC filings and insider disclosures will provide additional clues on how executives and major shareholders view the company's valuation as the stock hovers near its 52-week lows.
Related Filing Alerts
Source: Robert Musslewhite's Form 4 filing on $CSGP (Jun 23, 2026). Find the original filing: CSGP Form 4 filings on SEC EDGAR. Written by software, not financial advice. How we make alerts