Options Chain for COSTAR GROUP INC COM (CSGP) - $88.36 as of 8/22/2025 3:37:16 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 4.70 | 5.00 | 4.85 | % | 4.85 | 0 | 0 | EST | |||||||
| 2.00 | 3.70 | 4.00 | 3.85 | % | 1.93 | 0 | 0 | EST | |||||||
| 3.00 | 2.60 | 3.00 | 2.80 | % | 0.93 | 0 | 0 | EST | |||||||
| 4.00 | 1.75 | 2.15 | 1.95 | % | 0.49 | 0 | 0 | EST | |||||||
| 5.00 | 0.75 | 1.15 | 0.95 | % | 0.19 | 0 | 0 | EST | |||||||
| 6.00 | 0.00 | 0.25 | 0.13 | % | 0.02 | 0 | 0 | EST | |||||||
| 7.00 | 0.00 | 0.25 | 0.13 | % | 0.02 | 0 | 0 | EST | |||||||
| 8.00 | 0.00 | 0.25 | 0.13 | % | 0.02 | 0 | 0 | EST | |||||||
| 9.00 | 0.00 | 0.25 | 0.13 | % | 0.01 | 0 | 0 | EST | |||||||
| 10.00 | 0.00 | 0.25 | 0.13 | % | 0.01 | 0 | 0 | EST | |||||||
| 40.00 | 49.60 | 52.80 | 51.20 | % | 1.28 | 0 | 0 | 1.44 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 45.00 | 44.70 | 47.60 | 46.15 | % | 1.03 | 0 | 0 | 1.25 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 50.00 | 40.60 | 42.40 | 41.50 | % | 0.83 | 0 | 0 | 1.02 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 55.00 | 34.70 | 38.10 | 36.40 | % | 0.66 | 0 | 0 | 1.00 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 60.00 | 29.80 | 32.50 | 31.15 | % | 0.52 | 0 | 0 | 0.69 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 65.00 | 25.00 | 28.30 | 26.65 | 15.00 | 0.00 | 0.00% | 0.41 | 0 | 5 | 0.79 | 0.99 | 0.00 | -0.01 | 4/8/2025 | 8/22/2025 3:59:48 PM EST |
| 70.00 | 20.00 | 23.30 | 21.65 | 11.70 | 0.00 | 0.00% | 0.31 | 0 | 5 | 0.63 | 0.97 | 0.00 | -0.01 | 4/8/2025 | 8/22/2025 3:59:48 PM EST |
| 75.00 | 16.40 | 18.50 | 17.45 | 14.50 | 0.00 | 0.00% | 0.23 | 0 | 52 | 0.53 | 0.93 | 0.01 | -0.02 | 8/20/2025 | 8/22/2025 3:59:48 PM EST |
| 80.00 | 12.40 | 13.30 | 12.85 | 12.38 | +2.18 | +21.38% | 0.16 | 1 | 513 | 0.38 | 0.87 | 0.02 | -0.03 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 85.00 | 8.20 | 8.50 | 8.35 | 6.00 | 0.00 | 0.00% | 0.10 | 0 | 212 | 0.30 | 0.76 | 0.03 | -0.04 | 8/21/2025 | 8/22/2025 3:59:48 PM EST |
| 90.00 | 4.70 | 5.20 | 4.95 | 4.88 | +1.58 | +47.88% | 0.06 | 2 | 1,413 | 0.28 | 0.59 | 0.04 | -0.04 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 95.00 | 2.30 | 2.60 | 2.45 | 2.49 | +0.99 | +66.00% | 0.03 | 10 | 244 | 0.26 | 0.39 | 0.04 | -0.04 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 100.00 | 0.95 | 1.15 | 1.05 | 0.65 | 0.00 | 0.00% | 0.01 | 0 | 1,453 | 0.26 | 0.21 | 0.03 | -0.03 | 8/18/2025 | 8/22/2025 3:59:48 PM EST |
| 105.00 | 0.35 | 0.45 | 0.40 | 0.39 | +0.04 | +11.43% | 0.00 | 4 | 62 | 0.25 | 0.10 | 0.02 | -0.01 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 110.00 | 0.00 | 0.80 | 0.40 | 0.65 | 0.00 | 0.00% | 0.00 | 0 | 5 | 0.38 | 0.04 | 0.01 | -0.01 | 8/4/2025 | 8/22/2025 3:59:48 PM EST |
| 115.00 | 0.00 | 0.50 | 0.25 | 0.22 | 0.00 | 0.00% | 0.00 | 0 | 10 | 0.39 | 0.01 | 0.00 | 0.00 | 7/31/2025 | 8/22/2025 3:59:48 PM EST |
| 120.00 | 0.00 | 0.45 | 0.23 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 2 | 0.44 | 0.00 | 0.00 | 0.00 | 3/31/2025 | 8/22/2025 3:59:48 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 0.00 | 0.25 | 0.13 | % | 0.13 | 0 | 0 | EST | |||||||
| 2.00 | 0.00 | 0.25 | 0.13 | % | 0.07 | 0 | 0 | EST | |||||||
| 3.00 | 0.00 | 0.25 | 0.13 | % | 0.04 | 0 | 0 | EST | |||||||
| 4.00 | 0.00 | 0.25 | 0.13 | % | 0.03 | 0 | 0 | EST | |||||||
| 5.00 | 0.00 | 0.25 | 0.13 | % | 0.03 | 0 | 0 | EST | |||||||
| 6.00 | 0.10 | 0.35 | 0.23 | % | 0.04 | 0 | 0 | EST | |||||||
| 7.00 | 0.00 | 1.25 | 0.63 | % | 0.09 | 0 | 0 | EST | |||||||
| 8.00 | 1.85 | 2.25 | 2.05 | % | 0.26 | 0 | 0 | EST | |||||||
| 9.00 | 2.90 | 3.30 | 3.10 | % | 0.34 | 0 | 0 | EST | |||||||
| 10.00 | 4.00 | 4.30 | 4.15 | % | 0.42 | 0 | 0 | EST | |||||||
| 40.00 | 0.00 | 0.50 | 0.25 | 0.22 | 0.00 | 0.00% | 0.01 | 0 | 6 | 1.24 | 0.00 | 0.00 | 0.00 | 5/1/2025 | 8/22/2025 3:59:48 PM EST |
| 45.00 | 0.00 | 0.50 | 0.25 | % | 0.01 | 0 | 0 | 1.08 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 50.00 | 0.00 | 0.50 | 0.25 | 0.58 | 0.00 | 0.00% | 0.01 | 0 | 10 | 0.94 | 0.00 | 0.00 | 0.00 | 5/8/2025 | 8/22/2025 3:59:48 PM EST |
| 55.00 | 0.00 | 0.20 | 0.10 | 0.20 | -0.67 | -77.02% | 0.00 | 1 | 2 | 0.69 | 0.00 | 0.00 | 0.00 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 60.00 | 0.00 | 0.65 | 0.33 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 16 | 0.74 | 0.00 | 0.00 | 0.00 | 8/1/2025 | 8/22/2025 3:59:48 PM EST |
| 65.00 | 0.00 | 0.30 | 0.15 | 0.96 | 0.00 | 0.00% | 0.00 | 0 | 43 | 0.53 | -0.01 | 0.00 | -0.01 | 6/26/2025 | 8/22/2025 3:59:48 PM EST |
| 70.00 | 0.05 | 1.05 | 0.55 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 175 | 0.45 | -0.03 | 0.00 | -0.01 | 7/31/2025 | 8/22/2025 3:59:48 PM EST |
| 75.00 | 0.30 | 0.45 | 0.38 | 0.55 | 0.00 | 0.00% | 0.01 | 0 | 228 | 0.35 | -0.07 | 0.01 | -0.02 | 8/21/2025 | 8/22/2025 3:59:48 PM EST |
| 80.00 | 0.65 | 0.85 | 0.75 | 1.13 | 0.00 | 0.00% | 0.01 | 0 | 599 | 0.32 | -0.13 | 0.02 | -0.03 | 8/21/2025 | 8/22/2025 3:59:48 PM EST |
| 85.00 | 1.45 | 1.60 | 1.53 | 2.20 | 0.00 | 0.00% | 0.02 | 0 | 579 | 0.29 | -0.24 | 0.03 | -0.04 | 8/21/2025 | 8/22/2025 3:59:48 PM EST |
| 90.00 | 2.95 | 3.20 | 3.08 | 3.01 | -1.69 | -35.96% | 0.03 | 1 | 61 | 0.27 | -0.41 | 0.04 | -0.04 | 8/22/2025 | 8/22/2025 3:59:48 PM EST |
| 95.00 | 5.60 | 5.90 | 5.75 | 7.40 | 0.00 | 0.00% | 0.06 | 0 | 122 | 0.26 | -0.61 | 0.04 | -0.04 | 8/15/2025 | 8/22/2025 3:59:48 PM EST |
| 100.00 | 9.00 | 10.60 | 9.80 | 11.45 | 0.00 | 0.00% | 0.10 | 0 | 40 | 0.29 | -0.79 | 0.03 | -0.03 | 8/12/2025 | 8/22/2025 3:59:48 PM EST |
| 105.00 | 12.30 | 15.70 | 14.00 | 16.70 | 0.00 | 0.00% | 0.13 | 0 | 0 | 0.48 | -0.90 | 0.02 | -0.01 | 8/18/2025 | 8/22/2025 3:59:48 PM EST |
| 110.00 | 18.00 | 20.30 | 19.15 | % | 0.17 | 0 | 0 | 0.53 | -0.96 | 0.01 | -0.01 | 8/22/2025 3:59:48 PM EST | |||
| 115.00 | 22.30 | 25.70 | 24.00 | % | 0.21 | 0 | 0 | 0.64 | -0.99 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST | |||
| 120.00 | 27.80 | 30.60 | 29.20 | % | 0.24 | 0 | 0 | 0.70 | -1.00 | 0.00 | 0.00 | 8/22/2025 3:59:48 PM EST |