Options Chain for COSTAR GROUP INC COM (CSGP) - $33.86 as of 6/2/2026 12:44:28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20.00 | 11.60 | 13.50 | 12.55 | % | 0.63 | 0 | 0 | 1.36 | 0.99 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 22.50 | 9.40 | 10.90 | 10.15 | % | 0.45 | 0 | 0 | 1.06 | 0.96 | 0.01 | -0.01 | 6/2/2026 9:59:05 AM EST | |||
| 25.00 | 7.60 | 8.50 | 8.05 | % | 0.32 | 0 | 0 | 0.63 | 0.90 | 0.02 | -0.02 | 6/2/2026 9:59:05 AM EST | |||
| 30.00 | 3.50 | 4.60 | 4.05 | 5.07 | 0.00 | 0.00% | 0.13 | 0 | 55 | 0.58 | 0.68 | 0.05 | -0.03 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 35.00 | 1.40 | 2.05 | 1.73 | 1.99 | 0.00 | 0.00% | 0.05 | 0 | 303 | 0.57 | 0.40 | 0.06 | -0.03 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 40.00 | 0.40 | 0.60 | 0.50 | 0.60 | -0.10 | -14.29% | 0.01 | 2 | 2,302 | 0.56 | 0.19 | 0.04 | -0.02 | 6/2/2026 | 6/2/2026 9:59:05 AM EST |
| 45.00 | 0.05 | 0.20 | 0.13 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 193 | 0.61 | 0.09 | 0.02 | -0.01 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 50.00 | 0.00 | 0.30 | 0.15 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 92 | 0.80 | 0.03 | 0.01 | -0.01 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 55.00 | 0.00 | 0.65 | 0.33 | 0.19 | 0.00 | 0.00% | 0.01 | 0 | 124 | 1.11 | 0.01 | 0.00 | 0.00 | 5/19/2026 | 6/2/2026 9:59:05 AM EST |
| 60.00 | 0.00 | 0.15 | 0.08 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 346 | 0.92 | 0.00 | 0.00 | 0.00 | 5/26/2026 | 6/2/2026 9:59:05 AM EST |
| 65.00 | 0.00 | 0.60 | 0.30 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 236 | 1.32 | 0.00 | 0.00 | 0.00 | 4/17/2026 | 6/2/2026 9:59:05 AM EST |
| 70.00 | 0.00 | 0.60 | 0.30 | 0.13 | 0.00 | 0.00% | 0.00 | 0 | 182 | 1.41 | 0.00 | 0.00 | 0.00 | 5/20/2026 | 6/2/2026 9:59:05 AM EST |
| 75.00 | 0.00 | 0.60 | 0.30 | % | 0.00 | 0 | 60 | 1.50 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 80.00 | 0.00 | 0.60 | 0.30 | % | 0.00 | 0 | 2 | 1.58 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 85.00 | 0.00 | 0.60 | 0.30 | % | 0.00 | 0 | 17 | 1.66 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 90.00 | 0.00 | 0.60 | 0.30 | % | 0.00 | 0 | 0 | 1.73 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 95.00 | 0.00 | 0.60 | 0.30 | % | 0.00 | 0 | 0 | 1.79 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 100.00 | 0.00 | 1.15 | 0.58 | % | 0.01 | 0 | 0 | 2.12 | 0.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20.00 | 0.00 | 0.70 | 0.35 | 0.08 | 0.00 | 0.00% | 0.02 | 0 | 5 | 1.22 | -0.01 | 0.00 | 0.00 | 5/27/2026 | 6/2/2026 9:59:05 AM EST |
| 22.50 | 0.05 | 0.70 | 0.38 | 0.28 | 0.00 | 0.00% | 0.02 | 0 | 95 | 0.76 | -0.04 | 0.01 | -0.01 | 5/14/2026 | 6/2/2026 9:59:05 AM EST |
| 25.00 | 0.10 | 0.70 | 0.40 | 0.40 | 0.00 | 0.00% | 0.02 | 0 | 88 | 0.59 | -0.10 | 0.02 | -0.02 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 30.00 | 1.20 | 1.80 | 1.50 | 1.39 | +0.19 | +15.84% | 0.05 | 5 | 292 | 0.58 | -0.32 | 0.05 | -0.03 | 6/2/2026 | 6/2/2026 9:59:05 AM EST |
| 35.00 | 3.60 | 4.30 | 3.95 | 4.20 | +1.10 | +35.49% | 0.11 | 1 | 660 | 0.57 | -0.60 | 0.06 | -0.03 | 6/2/2026 | 6/2/2026 9:59:05 AM EST |
| 40.00 | 7.40 | 8.30 | 7.85 | 7.70 | 0.00 | 0.00% | 0.20 | 0 | 394 | 0.76 | -0.81 | 0.04 | -0.02 | 6/1/2026 | 6/2/2026 9:59:05 AM EST |
| 45.00 | 11.80 | 13.50 | 12.65 | 10.80 | 0.00 | 0.00% | 0.28 | 0 | 318 | 0.98 | -0.91 | 0.02 | -0.01 | 5/19/2026 | 6/2/2026 9:59:05 AM EST |
| 50.00 | 16.00 | 18.70 | 17.35 | 15.08 | 0.00 | 0.00% | 0.35 | 0 | 62 | 1.13 | -0.97 | 0.01 | -0.01 | 5/7/2026 | 6/2/2026 9:59:05 AM EST |
| 55.00 | 21.10 | 23.60 | 22.35 | 20.06 | 0.00 | 0.00% | 0.41 | 0 | 0 | 1.32 | -0.99 | 0.00 | 0.00 | 5/7/2026 | 6/2/2026 9:59:05 AM EST |
| 60.00 | 26.10 | 28.60 | 27.35 | 27.70 | 0.00 | 0.00% | 0.46 | 0 | 0 | 1.49 | -1.00 | 0.00 | 0.00 | 5/14/2026 | 6/2/2026 9:59:05 AM EST |
| 65.00 | 31.10 | 33.60 | 32.35 | 22.30 | 0.00 | 0.00% | 0.50 | 0 | 0 | 1.61 | -1.00 | 0.00 | 0.00 | 3/23/2026 | 6/2/2026 9:59:05 AM EST |
| 70.00 | 36.10 | 38.60 | 37.35 | % | 0.53 | 0 | 0 | 1.65 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 75.00 | 41.10 | 43.60 | 42.35 | % | 0.56 | 0 | 0 | 1.74 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 80.00 | 46.10 | 48.60 | 47.35 | % | 0.59 | 0 | 0 | 1.84 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 85.00 | 51.10 | 53.60 | 52.35 | % | 0.62 | 0 | 0 | 1.92 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 90.00 | 56.10 | 58.60 | 57.35 | % | 0.64 | 0 | 0 | 2.00 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 95.00 | 61.10 | 63.60 | 62.35 | % | 0.66 | 0 | 0 | 2.07 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST | |||
| 100.00 | 65.90 | 69.20 | 67.55 | % | 0.68 | 0 | 0 | 2.37 | -1.00 | 0.00 | 0.00 | 6/2/2026 9:59:05 AM EST |