CoStar Group, Inc. $CSGP Shares Purchased by Jennison Associates LLC

Key Points

• Jennison Associates LLC increased its stake in CoStar by 40.6% in Q4, acquiring 47,665 shares for a total of 164,960 shares valued at about $11.09 million, and institutional investors now own 96.60% of the company.
• CoStar beat Q1 EPS estimates ($0.23 vs $0.18) and reported revenue of $897 million (up 22.5% YoY), issued Q2/FY2026 EPS guidance and authorized a $1.5 billion share buyback (up to 5.3% of shares).
• Analyst sentiment is mixed—several firms cut price targets (Wells Fargo to $33, Goldman to $54) while consensus remains a Moderate Buy with an average target of $58.59; the stock’s 1‑year range is $33.31–$97.43 and market cap is $14.58B.

Jennison Associates LLC lifted its holdings in CoStar Group, Inc. (NASDAQ:CSGP - Free Report) by 40.6% during the fourth quarter, according to its most recent disclosure with the Securities and Exchange Commission (SEC). The firm owned 164,960 shares of the technology company's stock after acquiring an additional 47,665 shares during the quarter. Jennison Associates LLC's holdings in CoStar Group were worth $11,092,000 as of its most recent SEC filing.

A number of other hedge funds and other institutional investors have also recently made changes to their positions in the business. ING Groep NV grew its stake in shares of CoStar Group by 1,950.5% during the third quarter. ING Groep NV now owns 128,052 shares of the technology company's stock valued at $10,804,000 after acquiring an additional 121,807 shares in the last quarter. Mirae Asset Global Investments Co. Ltd. grew its stake in shares of CoStar Group by 14.1% during the third quarter. Mirae Asset Global Investments Co. Ltd. now owns 171,380 shares of the technology company's stock valued at $14,459,000 after acquiring an additional 21,225 shares in the last quarter. UMB Bank n.a. grew its stake in shares of CoStar Group by 51.6% during the third quarter. UMB Bank n.a. now owns 225,305 shares of the technology company's stock valued at $19,009,000 after acquiring an additional 76,720 shares in the last quarter. Douglas Lane & Associates LLC grew its stake in shares of CoStar Group by 4.3% during the fourth quarter. Douglas Lane & Associates LLC now owns 683,061 shares of the technology company's stock valued at $45,929,000 after acquiring an additional 28,279 shares in the last quarter. Finally, American Century Companies Inc. grew its stake in shares of CoStar Group by 682.3% during the third quarter. American Century Companies Inc. now owns 551,523 shares of the technology company's stock valued at $46,532,000 after acquiring an additional 481,024 shares in the last quarter. Institutional investors and hedge funds own 96.60% of the company's stock.

Insider Activity at CoStar Group

In related news, Director Louise S. Sams purchased 1,000 shares of the company's stock in a transaction dated Friday, March 6th. The shares were acquired at an average cost of $48.36 per share, for a total transaction of $48,360.00. Following the transaction, the director owned 20,409 shares of the company's stock, valued at $986,979.24. This trade represents a 5.15% increase in their ownership of the stock. The acquisition was disclosed in a document filed with the SEC, which is accessible through this hyperlink. Company insiders own 1.09% of the company's stock.

CoStar Group Trading Up 0.3%

CoStar Group stock opened at $34.72 on Friday. The company has a debt-to-equity ratio of 0.13, a quick ratio of 2.84 and a current ratio of 2.20. CoStar Group, Inc. has a 1 year low of $33.31 and a 1 year high of $97.43. The firm's 50-day moving average is $41.78 and its 200-day moving average is $56.92. The company has a market cap of $14.58 billion, a P/E ratio of 578.76, a PEG ratio of 0.91 and a beta of 0.75.

CoStar Group (NASDAQ:CSGP - Get Free Report) last released its quarterly earnings data on Tuesday, April 28th. The technology company reported $0.23 earnings per share for the quarter, topping the consensus estimate of $0.18 by $0.05. CoStar Group had a net margin of 0.74% and a return on equity of 2.90%. The firm had revenue of $897.00 million for the quarter, compared to analyst estimates of $896.73 million. During the same quarter in the prior year, the business earned ($0.04) earnings per share. CoStar Group's quarterly revenue was up 22.5% on a year-over-year basis. CoStar Group has set its Q2 2026 guidance at 0.270-0.300 EPS and its FY 2026 guidance at 1.320-1.390 EPS. On average, equities analysts expect that CoStar Group, Inc. will post 1.03 earnings per share for the current year.

CoStar Group declared that its Board of Directors has approved a share buyback program on Wednesday, January 7th that authorizes the company to buyback $1.50 billion in shares. This buyback authorization authorizes the technology company to repurchase up to 5.3% of its stock through open market purchases. Stock buyback programs are generally an indication that the company's board of directors believes its shares are undervalued.

Key CoStar Group News

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

• Positive Sentiment: BTIG reaffirmed a Buy rating, supporting investor confidence in CoStar’s strategic growth (research support). BTIG Research Reiterates Buy Rating for CoStar Group NASDAQ: CSGP
• Positive Sentiment: Bares Capital flagged CoStar as a bullish idea, signalling activist/institutional interest that can underpin the stock. CoStar Group Inc. (CSGP): Bares Capital Is Bullish on This Stock
• Positive Sentiment: CoStar’s Q1 results showed record revenue growth, an EPS beat and management set Q2/FY26 guidance — fundamentals that support a recovery thesis. CoStar Group Inc (CSGP) Q1 2026 Earnings Call Highlights
• Neutral Sentiment: CoStar’s data business reported modest improvement in U.K. hotel RevPAR, indicating pockets of end‑market strength but limited immediate revenue impact. CoStar Data Shows U.K. Hotel RevPAR on an Upward Trajectory
• Neutral Sentiment: Analysts and press published Q1 deep dives noting residential momentum, Homes.com gains and AI initiatives — positive structural themes but with near‑term execution risks. CSGP Q1 deep dive
• Negative Sentiment: Wells Fargo cut its price target to $33 and moved to an underweight, a clear negative that increases selling pressure. CoStar Group NASDAQ: CSGP Price Target Lowered to $33.00 at Wells Fargo & Company
• Negative Sentiment: Several firms trimmed targets — Needham to $50 and Citizens Jmp to $44 — adding to consensus downward revisions. Needham & Company LLC Lowers CoStar Group NASDAQ: CSGP Price Target to $50.00 Citizens Jmp Lowers CoStar Group NASDAQ: CSGP Price Target to $44.00
• Negative Sentiment: Goldman lowered its target to $54 (while keeping a Buy), signaling reduced upside expectations and contributing to mixed analyst tone. CoStar Group NASDAQ: CSGP Price Target Lowered to $54.00 at The Goldman Sachs Group

Analyst Upgrades and Downgrades

Several brokerages have recently weighed in on CSGP. Keefe, Bruyette & Woods lowered their target price on CoStar Group from $57.00 to $50.00 and set an "outperform" rating for the company in a research note on Wednesday. Deutsche Bank Aktiengesellschaft set a $44.00 target price on CoStar Group in a research note on Thursday. Stephens decreased their price target on CoStar Group from $70.00 to $50.00 and set an "overweight" rating for the company in a research note on Tuesday, April 14th. Wall Street Zen raised CoStar Group from a "hold" rating to a "buy" rating in a report on Saturday. Finally, Royal Bank Of Canada cut their price objective on CoStar Group from $75.00 to $57.00 and set a "sector perform" rating on the stock in a research note on Wednesday, February 25th. Twelve research analysts have rated the stock with a Buy rating, five have issued a Hold rating and two have given a Sell rating to the stock. According to data from MarketBeat, CoStar Group currently has a consensus rating of "Moderate Buy" and a consensus price target of $58.59.

About CoStar Group

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.

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