CoStar Stock Options
| CSGP Stock | USD 92.96 1.96 2.15% |
CoStar's latest option contracts expiring on October 17th 2025 are carrying combined implied volatility of 0.36 with a put-to-call open interest ratio of 0.35 over 28 outstanding agreements suggesting investors are buying way more calls than puts on contracts expiring on October 17th 2025. The total put volume is at 15.0, with calls trading at the volume of 1.1 K. This yields a 0.01 put-to-call volume ratio.
Open Interest Against October 17th 2025 Option Contracts
2025-10-17
The chart above shows CoStar's distribution of open interest by maturity on contracts that have not yet been settled. The area between the two highest points is the projection of the price at expiration. CoStar's open interest chart also provides vital information regarding the liquidity of an option. If there is no open interest for CoStar's option, there is no secondary market available for investors to trade.
CoStar Maximum Pain Price Across 2025-10-17 Option Contracts
Max pain occurs when CoStar's market makers reach a net positive position across all CoStar's options at a strike price where option holders stand to lose the most money. By contrast, CoStar's option sellers may reap the most after selling more options than buying, causing them to expire worthless.
In The Money vs. Out of Money Option Contracts on CoStar
Analyzing CoStar's in-the-money options over time can help investors to take a profitable long position in CoStar regardless of its overall volatility. This is especially true when CoStar's options are deep in the money. These options can be identified using deltas that are over 0.75. Deep in-the-money CoStar's options could be used as guardians of the underlying stock as they move almost dollar for dollar with CoStar's stock while costing only a fraction of its price.
CoStar Group In The Money Call Balance
When CoStar's strike price is surpassing the current stock price, the option contract against CoStar Group stock is said to be in the money. When it comes to buying CoStar's options that are 'In the Money' or 'Out of the Money', the choice depends on your outlook for the underlying security, financial situation, and what you are trying to achieve.
While 'out-of-the-money' option contracts written on CoStar Group are typically viewed as the more aggressive, there are potential upsides to purchasing these types of options contracts. For one, the cost to buy an 'Out of the Money' option is lower than the cost to buy an 'In the Money' option. This cost-benefit is due to the fact that at the time of the purchase, 'Out of the Money' contracts have no intrinsic value. So, while the potential for a 100% loss is more significant, the cost and risk to enter the trade are lower.
CoStar Current Options Market Mood
CoStar's open interest and total value indicators provide investors with the necessary information to digest the overall options buildup for its expiring contracts. In addition, it helps CoStar Stock's traders understand whether a recent fall or rise in the market is unreasonable and if the time has come to take contrarian positions. These ratios are calculated based on options trading volumes and current open interest.
Put-to-Call Open Interest
Put-to-Call Volume
Unfortunately, most CoStar's options investors are not very successful. CoStar's option open interest and volume spread between outstanding puts and calls are regarded by many investors as reliable indicators of the overall future market direction.
Rule 16 of the current CoStar contract
Base on the Rule 16, the options market is currently suggesting that CoStar Group will have an average daily up or down price movement of about 0.0225% per day over the life of the 2025-10-17 option contract. With CoStar trading at USD 92.96, that is roughly USD 0.0209. If you think that the market is fully incorporating CoStar's daily price movement you should consider buying CoStar Group options at the current volatility level of 0.36%. But if you have an opposite viewpoint you should avoid it and even consider selling them.
Purchasing CoStar options can give investors a meaningful hedge against losses and, therefore, could be used conservatively to decrease the volatility of your portfolio. However, many options could also amount to little more than gambling, significantly enhancing your overall portfolio risk. One simple example of these aggressive strategies is the sale of "uncovered" CoStar calls. Remember, the seller must deliver CoStar Group stock to the call owner when a call is exercised.
CoStar Option Chain
When CoStar's strike price is surpassing the current stock price, the option contract against CoStar Group stock is said to be in the money. When it comes to buying options that are ITM or OTM, the choice depends on your outlook for the underlying security, financial situation, and what you are trying to achieve.
CoStar's option chain is a display of a range of information that helps investors for ways to trade options on CoStar. In general, an option chain provides a helpful tool for investors to see all available option contracts, both puts, and calls, for CoStar. It also shows strike prices and maturity days for a CoStar against a given expiration period. The table below combines all the option information in the form of a chain but before you use it, remember that it entails significant risk and it is not for everyone. | Open Int | Strike Price | Current Spread | Last Price | |||
Call | CSGP251017C00120000 | 2 | 120.0 | 0.0 - 0.7 | 0.7 | Out |
Call | CSGP251017C00115000 | 10 | 115.0 | 0.0 - 0.3 | 0.3 | Out |
Call | CSGP251017C00110000 | 0 | 110.0 | 0.05 - 0.5 | 0.05 | |
Call | CSGP251017C00105000 | 0 | 105.0 | 0.5 - 0.8 | 0.5 | |
Call | CSGP251017C00100000 | 329 | 100.0 | 1.55 - 1.75 | 1.79 | Out |
Call | CSGP251017C00095000 | 55 | 95.0 | 3.2 - 3.6 | 2.65 | Out |
Call | CSGP251017C00090000 | 1595 | 90.0 | 6.3 - 6.6 | 6.5 | In |
Call | CSGP251017C00085000 | 211 | 85.0 | 9.3 - 10.4 | 10.1 | In |
Call | CSGP251017C00080000 | 511 | 80.0 | 14.3 - 14.7 | 14.6 | In |
Call | CSGP251017C00075000 | 48 | 75.0 | 17.3 - 21.2 | 4.56 | In |
Call | CSGP251017C00070000 | 5 | 70.0 | 21.8 - 26.1 | 21.8 | In |
Call | CSGP251017C00065000 | 5 | 65.0 | 27.5 - 30.8 | 27.5 | In |
Put | CSGP251017P00040000 | 6 | 40.0 | 0.0 - 0.5 | 0.5 | Out |
Put | CSGP251017P00050000 | 10 | 50.0 | 0.0 - 0.55 | 0.55 | Out |
Put | CSGP251017P00055000 | 2 | 55.0 | 0.0 - 0.6 | 0.6 | Out |
Put | CSGP251017P00060000 | 17 | 60.0 | 0.0 - 0.75 | 0.36 | Out |
Put | CSGP251017P00065000 | 43 | 65.0 | 0.0 - 0.95 | 0.96 | Out |
Put | CSGP251017P00070000 | 177 | 70.0 | 0.05 - 1.15 | 1.45 | Out |
Put | CSGP251017P00075000 | 213 | 75.0 | 0.25 - 0.45 | 1.65 | Out |
Put | CSGP251017P00080000 | 460 | 80.0 | 0.55 - 0.8 | 2.8 | Out |
Put | CSGP251017P00085000 | 26 | 85.0 | 1.15 - 2.25 | 1.25 | Out |
Put | CSGP251017P00090000 | 4 | 90.0 | 2.1 - 2.75 | 2.6 | Out |
Put | CSGP251017P00095000 | 0 | 95.0 | 4.4 - 5.0 | 4.6 | In |
Put | CSGP251017P00100000 | 0 | 100.0 | 5.9 - 9.5 | 8.2 | In |
Put | CSGP251017P00105000 | 0 | 105.0 | 10.2 - 13.5 | 10.2 | In |
Put | CSGP251017P00110000 | 0 | 110.0 | 14.9 - 18.3 | 14.9 | In |
Put | CSGP251017P00115000 | 0 | 115.0 | 21.2 - 23.2 | 21.2 | In |
Put | CSGP251017P00120000 | 0 | 120.0 | 24.9 - 28.3 | 24.9 | In |
CoStar Selling And Marketing Expenses Over Time
Selling And Marketing Expenses |
| Timeline |
CoStar Total Stockholder Equity
Total Stockholder Equity |
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CoStar Corporate Management
| Cyndi Eakin | Senior Controller | Profile | |
| Frank Simuro | Chief Officer | Profile | |
| Timothy Trainor | Communications Director | Profile | |
| Richard Simonelli | Head Relations | Profile | |
| Mark Ibbotson | Managing Canada | Profile | |
| Christian Lown | Chief Officer | Profile |
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.