Costar Group Stock Price History

CSGP Stock  USD 83.99  0.90  1.08%   
If you're considering investing in CoStar Stock, it is important to understand the factors that can impact its price. As of today, the current price of CoStar stands at 83.99, as last reported on the 29th of September, with the highest price reaching 84.41 and the lowest price hitting 82.79 during the day. Currently, CoStar Group is very steady. CoStar Group secures Sharpe Ratio (or Efficiency) of 0.0348, which signifies that the company had a 0.0348 % return per unit of volatility over the last 3 months. We have found twenty-nine technical indicators for CoStar Group, which you can use to evaluate the volatility of the firm. Please confirm CoStar's risk adjusted performance of 0.0277, and Mean Deviation of 1.17 to double-check if the risk estimate we provide is consistent with the expected return of 0.0565%.
CoStar Stock price history is provided at the adjusted basis, taking into account all of the recent filings.

Sharpe Ratio = 0.0348

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Estimated Market Risk

 1.62
  actual daily
14
86% of assets are more volatile

Expected Return

 0.06
  actual daily
1
99% of assets have higher returns

Risk-Adjusted Return

 0.03
  actual daily
2
98% of assets perform better
Based on monthly moving average CoStar is performing at about 2% of its full potential. If added to a well diversified portfolio the total return can be enhanced and market risk can be reduced. You can increase risk-adjusted return of CoStar by adding it to a well-diversified portfolio.

CoStar Stock Price History Chart

There are several ways to analyze CoStar Stock price data. The simplest method is using a basic CoStar candlestick price chart, which shows CoStar price history and the buying and selling dynamics of a specified period. Many traders also use subjective judgment to their trading calls, avoiding the need to trade based on technical analysis.
Highest PriceAugust 4, 202596.83
Lowest PriceJuly 7, 202581.6

CoStar September 29, 2025 Stock Price Synopsis

Various analyses of CoStar's daily price changes, such as its Balance Of Power or Price Action, are crucial when deciding whether to buy, hold, or sell CoStar Stock. It can be used to describe the percentage change in the price of CoStar from one trading day to the next and could be a valuable metric for traders and investors to gauge the volatility and momentum of CoStar Stock.
CoStar Price Rate Of Daily Change 1.01 
CoStar Price Daily Balance Of Power 0.56 
CoStar Price Action Indicator 0.84 

CoStar September 29, 2025 Stock Price Analysis

When benchmark price declines in a down market, there may be an uptick in CoStar Stock price where buyers come in believing the asset is cheap or selling overdone. The opposite is true when the market is bullish. You can use CoStar intraday prices and daily technical indicators to check the level of noise trading in CoStar Stock and then apply it to test your longer-term investment strategies against CoStar.

CoStar Stock Price History Data

The price series of CoStar for the period between Tue, Jul 1, 2025 and Mon, Sep 29, 2025 has a statistical range of 15.41 with a coefficient of variation of 4.61. The prices are distributed with arithmetic mean of 88.37. The median price for the last 90 days is 88.13. The company had 10:1 stock split on 28th of June 2021.
OpenHighLowCloseVolume
09/29/2025
 83.09  84.41  82.79  83.99 
09/26/2025
 83.09  84.41  82.79  83.99  3,091,205 
09/25/2025
 84.05  84.42  82.91  83.09  3,275,545 
09/24/2025
 85.56  85.60  83.86  84.05  2,703,819 
09/23/2025
 86.32  86.57  85.06  85.31  3,309,883 
09/22/2025
 86.70  86.99  85.27  86.31  2,827,962 
09/19/2025
 89.40  89.80  86.92  87.10  5,822,567 
09/18/2025
 87.91  89.56  87.51  89.26  2,177,128 
09/17/2025
 88.72  90.72  87.78  87.87  3,011,593 
09/16/2025
 88.63  88.84  87.22  88.13  2,116,033 
09/15/2025
 87.14  89.46  87.13  88.97  2,954,115 
09/12/2025
 86.68  87.39  86.43  86.80  1,261,365 
09/11/2025
 86.48  87.52  86.19  87.06  2,322,244 
09/10/2025
 88.26  88.33  85.13  86.30  3,254,024 
09/09/2025
 87.88  88.74  87.12  88.14  2,625,882 
09/08/2025
 89.16  91.01  87.84  88.06  2,826,632 
09/05/2025
 89.77  91.89  89.15  89.46  1,666,564 
09/04/2025
 88.16  89.16  87.55  89.10  1,652,784 
09/03/2025
 88.10  88.82  87.35  87.86  2,066,188 
09/02/2025
 88.87  88.98  87.48  88.12  2,081,151 
08/29/2025
 90.14  90.54  89.11  89.49  1,974,747 
08/28/2025
 89.52  90.60  88.71  90.33  1,988,969 
08/27/2025
 89.12  89.66  88.14  89.45  1,877,535 
08/26/2025
 90.37  90.59  88.83  89.37  2,247,228 
08/25/2025
 90.86  91.48  90.29  90.51  1,687,477 
08/22/2025
 88.52  91.50  88.52  91.22  2,876,277 
08/21/2025
 87.68  88.66  87.49  88.36  2,065,792 
08/20/2025
 89.00  89.56  88.21  88.25  2,881,587 
08/19/2025
 88.23  89.40  87.65  88.95  2,452,123 
08/18/2025
 89.27  89.50  88.10  88.16  2,725,642 
08/15/2025
 87.97  89.72  87.73  89.66  2,534,755 
08/14/2025
 87.34  89.32  87.17  87.97  2,943,607 
08/13/2025
 89.15  89.30  84.57  87.56  5,494,929 
08/12/2025
 92.82  92.99  87.78  88.46  5,088,450 
08/11/2025
 94.23  94.95  92.33  92.50  2,477,833 
08/08/2025
 95.53  96.27  94.33  94.50  2,429,494 
08/07/2025
 96.83  97.12  95.25  95.34  2,185,647 
08/06/2025
 97.19  97.40  96.08  96.29  2,818,657 
08/05/2025
 96.89  97.43  96.03  96.56  2,878,191 
08/04/2025
 95.53  96.88  94.96  96.83  2,247,711 
08/01/2025
 94.70  95.35  93.70  94.60  2,841,243 
07/31/2025
 96.10  96.73  94.77  95.19  3,099,544 
07/30/2025
 95.51  97.15  95.14  96.25  3,576,186 
07/29/2025
 93.69  95.66  93.49  95.59  3,968,882 
07/28/2025
 92.85  93.67  92.42  93.36  2,619,073 
07/25/2025
 93.38  93.65  92.33  92.97  2,528,626 
07/24/2025
 90.84  93.75  90.47  92.96  4,432,108 
07/23/2025
 88.24  91.13  88.24  91.00  6,652,403 
07/22/2025
 85.02  86.59  84.26  85.16  4,520,532 
07/21/2025
 85.24  85.53  84.80  85.01  2,874,196 
07/18/2025
 85.32  85.42  84.42  84.70  2,046,794 
07/17/2025
 85.25  85.88  84.76  84.95  2,483,582 
07/16/2025
 84.53  85.17  83.37  85.14  2,004,190 
07/15/2025
 85.87  86.45  84.04  84.09  1,861,923 
07/14/2025
 85.26  86.17  84.80  85.64  2,006,062 
07/11/2025
 85.30  85.81  84.76  85.43  2,361,768 
07/10/2025
 84.03  86.14  83.56  86.05  2,521,702 
07/09/2025
 82.83  84.55  82.69  84.50  2,025,908 
07/08/2025
 81.60  83.28  81.51  82.83  2,825,911 
07/07/2025
 81.73  81.92  80.51  81.60  2,214,367 
07/03/2025
 81.73  82.72  81.19  82.12  1,046,583 

About CoStar Stock history

CoStar investors dedicate a lot of time and effort to gaining insight into how a market's past behavior relates to its future. Access to timely market data for CoStar is vital when making an investment decision, and regardless of whether you use fundamental or technical analysis, your return on investment in CoStar Group will depend on recognizing future opportunities and eliminating past mistakes. Historical data analysis is the study of market behavior over a given time. Recorded market-related data such as price, volatility, and volume can be quantified and studied over a defined period. Through a detailed examination of a market's past behavior, traders and investors can gain perspective on the inner workings of that market. The information obtained throughout analyzing CoStar stock prices may prove useful in developing a viable investing in CoStar
CoStar Group, Inc. provides information, analytics, and online marketplace services to the commercial real estate, hospitality, residential, and related professionals industries in the United States, Canada, Europe, the Asia Pacific, and Latin America. CoStar Group, Inc. was founded in 1987 and is headquartered in Washington, the District of Columbia. Costar operates under Real Estate Services classification in the United States and is traded on NASDAQ Exchange. It employs 4742 people.

CoStar Stock Technical Analysis

CoStar technical stock analysis exercises models and trading practices based on price and volume transformations, such as the moving averages, relative strength index, regressions, price and return correlations, business cycles, stock market cycles, or different charting patterns.
A focus of CoStar technical analysis is to determine if market prices reflect all relevant information impacting that market. A technical analyst looks at the history of CoStar trading pattern rather than external drivers such as economic, fundamental, or social events. It is believed that price action tends to repeat itself due to investors' collective, patterned behavior. Hence technical analysis focuses on identifiable price trends and conditions. More Info...

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CoStar Technical and Predictive Indicators

Predictive indicators are helping investors to find signals for CoStar's price direction in advance. Along with the technical and fundamental analysis of CoStar Stock historical price patterns, it is also worthwhile for investors to track various predictive indicators of CoStar to make sure they correctly time the market and exploit it's hidden potentials. Even though most predictive indicators are useful for the short-term horizon, it's virtually impossible to predict the unforeseen market. For traders with a short-term horizon, predictive indicators add value when properly applied. Long-term investors, however, may find many predictive indicators less useful.

Additional Tools for CoStar Stock Analysis

When running CoStar's price analysis, check to measure CoStar's market volatility, profitability, liquidity, solvency, efficiency, growth potential, financial leverage, and other vital indicators. We have many different tools that can be utilized to determine how healthy CoStar is operating at the current time. Most of CoStar's value examination focuses on studying past and present price action to predict the probability of CoStar's future price movements. You can analyze the entity against its peers and the financial market as a whole to determine factors that move CoStar's price. Additionally, you may evaluate how the addition of CoStar to your portfolios can decrease your overall portfolio volatility.