Parnassus Investments LLC Lowers Stock Position in CoStar Group, Inc. $CSGP

Parnassus Investments LLC lowered its position in shares of CoStar Group, Inc. (NASDAQ:CSGP) by 2.8% during the 3rd quarter, according to its most recent disclosure with the Securities and Exchange Commission (SEC). The institutional investor owned 636,974 shares of the technology company’s stock after selling 18,424 shares during the quarter. Parnassus Investments LLC owned 0.15% of CoStar Group worth $53,741,000 as of its most recent SEC filing.

Other hedge funds and other institutional investors have also recently modified their holdings of the company. Third Point LLC grew its position in shares of CoStar Group by 56.2% during the second quarter. Third Point LLC now owns 3,085,000 shares of the technology company’s stock worth $248,034,000 after purchasing an additional 1,110,000 shares in the last quarter. Swedbank AB boosted its stake in CoStar Group by 21.0% in the 3rd quarter. Swedbank AB now owns 302,360 shares of the technology company’s stock worth $25,510,000 after purchasing an additional 52,433 shares during the period. Voya Investment Management LLC raised its position in shares of 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 last quarter. Generali Asset Management SPA SGR lifted its holdings in shares of 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. boosted its position in shares of 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 acquiring an additional 23,043 shares during the last quarter. 96.60% of the stock is owned by hedge funds and other institutional investors.

CoStar Group News Summary

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 Stock Performance

NASDAQ:CSGP opened at $58.49 on Friday. The company has a debt-to-equity ratio of 0.12, a quick ratio of 3.12 and a current ratio of 3.12. The stock’s fifty day moving average is $66.92 and its 200 day moving average is $78.81. The firm has a market capitalization of $24.79 billion, a PE ratio of 1,169.80, a PEG ratio of 1.35 and a beta of 0.84. CoStar Group, Inc. has a fifty-two week low of $58.41 and a fifty-two week high of $97.43.

CoStar Group (NASDAQ:CSGP) last announced its earnings results on Tuesday, October 28th. The technology company reported $0.23 earnings per share for the quarter, beating the consensus estimate of $0.19 by $0.04. CoStar Group had a net margin of 0.66% and a return on equity of 2.45%. The business had revenue of $833.60 million for the quarter, compared to the consensus estimate of $823.62 million. During the same quarter in the prior year, the firm posted $0.22 earnings per share. The business’s revenue for the quarter was up 20.4% on a year-over-year basis. 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, sell-side analysts anticipate that CoStar Group, Inc. will post 0.94 earnings per share for the current year.

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

Wall Street Analysts Forecast Growth

A number of analysts have issued reports on the stock. Jefferies Financial Group upgraded shares of CoStar Group to a “hold” rating in a report on Wednesday, October 29th. Wells Fargo & Company reiterated an “underweight” rating and issued a $55.00 target price (down from $60.00) on shares of CoStar Group in a research report on Thursday. Royal Bank Of Canada restated a “sector perform” rating and set a $91.00 price target on shares of CoStar Group in a report on Thursday, October 9th. Needham & Company LLC lowered their target price on CoStar Group from $105.00 to $80.00 and set a “buy” rating for the company in a research report on Thursday. Finally, Raymond James Financial set a $74.00 price target on shares of CoStar Group in a research report on Wednesday. One investment analyst has rated the stock with a Strong Buy rating, thirteen have given a Buy rating, five have assigned a Hold rating and two have issued a Sell rating to the company. Based on data from MarketBeat.com, the company presently has an average rating of “Moderate Buy” and a consensus price target of $86.38.

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.