Parnassus Investments LLC Sells 18,424 Shares of CoStar Group, Inc. $CSGP

Parnassus Investments LLC cut its position in shares of CoStar Group, Inc. (NASDAQ:CSGP) by 2.8% in the third quarter, HoldingsChannel reports. The firm owned 636,974 shares of the technology company’s stock after selling 18,424 shares during the period. Parnassus Investments LLC’s holdings in CoStar Group were worth $53,741,000 as of its most recent SEC filing.

Several other institutional investors have also recently made changes to their positions in the company. Third Point LLC increased its position in CoStar Group by 56.2% during the 2nd quarter. Third Point LLC now owns 3,085,000 shares of the technology company’s stock valued at $248,034,000 after purchasing an additional 1,110,000 shares during the period. Swedbank AB increased its holdings in CoStar Group by 21.0% during the third quarter. Swedbank AB now owns 302,360 shares of the technology company’s stock valued at $25,510,000 after buying an additional 52,433 shares during the period. Voya Investment Management LLC increased its holdings in CoStar Group by 49.9% during the third quarter. Voya Investment Management LLC now owns 1,846,286 shares of the technology company’s stock valued at $155,771,000 after buying an additional 614,515 shares during the period. Generali Asset Management SPA SGR raised its stake in CoStar Group by 641.8% in the third quarter. Generali Asset Management SPA SGR now owns 23,880 shares of the technology company’s stock worth $2,015,000 after buying an additional 20,661 shares in the last quarter. Finally, First Citizens Bank & Trust Co. lifted its holdings in CoStar Group by 22.4% during the second quarter. First Citizens Bank & Trust Co. now owns 125,889 shares of the technology company’s stock worth $10,121,000 after buying an additional 23,043 shares during the period. Hedge funds and other institutional investors own 96.60% of the company’s stock.

Wall Street Analysts Forecast Growth

A number of brokerages have recently issued reports on CSGP. Weiss Ratings reiterated a “sell (d)” rating on shares of CoStar Group in a report on Monday, December 29th. Needham & Company LLC decreased their price target on shares of CoStar Group from $105.00 to $80.00 and set a “buy” rating for the company in a research report on Thursday. Raymond James Financial set a $74.00 price target on shares of CoStar Group in a report on Wednesday. The Goldman Sachs Group set a $78.00 target price on shares of CoStar Group in a research report on Thursday. Finally, BMO Capital Markets cut their price target on shares of CoStar Group from $77.00 to $72.00 and set a “market perform” rating on the stock in a report on Thursday. One research analyst has rated the stock with a Strong Buy rating, thirteen have assigned a Buy rating, five have issued a Hold rating and two have issued a Sell rating to the company. According to data from MarketBeat, CoStar Group presently has a consensus rating of “Moderate Buy” and an average target price of $86.38.

Key CoStar Group News

Here are the key news stories impacting CoStar Group this week:

• Positive Sentiment: Board approved a $1.5 billion share buyback (up to ~5.3% of shares); buybacks can support the stock and signal management sees shares as undervalued. CoStar Group (NASDAQ:CSGP) to Buyback $1.50 billion in Outstanding Shares
• Positive Sentiment: Company set FY26 guidance implying roughly 18% year‑over‑year revenue growth — a growth outlook that supports long‑term valuation if execution continues. CoStar sees ~18% Y/Y growth in FY26 revenue
• Positive Sentiment: CoStar market data shows U.S. office leasing activity rose ~5% in 2025 (Boston strongest); improving leasing fundamentals help demand for CoStar’s data and subscription services. CoStar data shows office leasing activity rose 5% in 2025
• Positive Sentiment: Apartments.com reported a modest rebound in U.S. apartment rent growth in December — a positive signal for CoStar’s rentals/marketplace segment revenue. Apartments.com Releases Multifamily Rent Growth Report for December 2025
• Neutral Sentiment: Analyst survey / deep dive summarizes seven recent ratings — several firms remain positive but many trimmed price targets, showing mixed sentiment among sell‑side analysts. Deep Dive Into CoStar Group Stock: Analyst Perspectives (7 Ratings)
• Neutral Sentiment: Market commentary is asking whether the $1.5B buyback reshapes CoStar’s growth story versus returning cash — importance depends on execution and whether buybacks materially lift EPS. Is CoStar (CSGP) Using Its New $1.5 Billion Buyback To Redefine Its Growth Story?
• Negative Sentiment: Multiple analysts cut price targets recently (BMO lowered to $72; Goldman, Needham, Citizens Jmp also trimmed targets), which can pressure the stock as sell‑side comps and short‑term sentiment weaken. CoStar Group price target lowered to $72 from $77 at BMO Capital

CoStar Group Trading Down 4.7%

NASDAQ CSGP opened at $58.49 on Friday. CoStar Group, Inc. has a 12-month low of $58.41 and a 12-month high of $97.43. The company has a fifty day simple moving average of $66.92 and a two-hundred day simple moving average of $78.81. The company has a current ratio of 3.12, a quick ratio of 3.12 and a debt-to-equity ratio of 0.12. The stock has a market cap of $24.79 billion, a P/E ratio of 1,169.80, a P/E/G ratio of 1.35 and a beta of 0.84.

CoStar Group (NASDAQ:CSGP) last announced its quarterly earnings data on Tuesday, October 28th. The technology company reported $0.23 earnings per share (EPS) for the quarter, topping the consensus estimate of $0.19 by $0.04. CoStar Group had a return on equity of 2.45% and a net margin of 0.66%.The firm had revenue of $833.60 million during the quarter, compared to analysts’ expectations of $823.62 million. During the same period last year, the business posted $0.22 earnings per share. The company’s revenue for the quarter was up 20.4% compared to the same quarter last year. CoStar Group has set its Q4 2025 guidance at 0.260-0.280 EPS and its FY 2025 guidance at 0.820-0.840 EPS. On average, analysts forecast that CoStar Group, Inc. will post 0.94 earnings per share for the current year.

CoStar Group declared that its Board of Directors has authorized a share buyback plan on Wednesday, January 7th that authorizes the company to repurchase $1.50 billion in outstanding shares. This repurchase authorization authorizes the technology company to repurchase up to 5.3% of its shares through open market purchases. Shares repurchase plans are generally a sign that the company’s management believes its stock is undervalued.

CoStar Group Company Profile

CoStar Group, Inc is a provider of information, analytics and online marketplaces for the commercial real estate industry. The company gathers property-level data, builds market analytics and supplies research tools used by brokers, owners, lenders, investors and other real estate professionals to evaluate markets, track inventory and manage listings. CoStar’s offerings are delivered primarily through subscription-based platforms that combine proprietary databases, mapping and workflow applications to support decision-making across the property life cycle.

In addition to its core CoStar research service, the company operates prominent online listing and marketing platforms that connect buyers, sellers, tenants and brokers.