Options Chain for COSTAR GROUP INC COM (CSGP) - $59.55 as of 1/13/2026 7:20:10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 25.10 | 28.70 | 26.90 | % | 0.77 | 0 | 0 | 1.67 | 1.00 | 0.00 | 0.00 | 1/13/2026 3:59:57 PM EST | |||
| 40.00 | 20.30 | 23.80 | 22.05 | % | 0.55 | 0 | 0 | 1.39 | 0.99 | 0.00 | -0.01 | 1/13/2026 3:59:57 PM EST | |||
| 45.00 | 16.10 | 18.40 | 17.25 | % | 0.38 | 0 | 0 | 1.01 | 0.96 | 0.01 | -0.02 | 1/13/2026 3:59:57 PM EST | |||
| 50.00 | 11.70 | 13.40 | 12.55 | 10.25 | % | 0.25 | 1 | 0 | 0.77 | 0.90 | 0.02 | -0.03 | 1/13/2026 | 1/13/2026 3:59:57 PM EST | |
| 55.00 | 7.50 | 9.00 | 8.25 | 8.20 | +2.30 | +38.99% | 0.15 | 20 | 20 | 0.48 | 0.80 | 0.03 | -0.04 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 60.00 | 4.30 | 5.00 | 4.65 | 4.70 | +1.70 | +56.67% | 0.08 | 152 | 377 | 0.47 | 0.63 | 0.04 | -0.05 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 65.00 | 2.20 | 2.60 | 2.40 | 2.40 | +1.10 | +84.62% | 0.04 | 11,744 | 8,174 | 0.44 | 0.41 | 0.04 | -0.05 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 70.00 | 0.90 | 1.35 | 1.13 | 1.05 | +0.53 | +101.93% | 0.02 | 12 | 150 | 0.46 | 0.23 | 0.03 | -0.04 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 75.00 | 0.40 | 0.90 | 0.65 | 0.55 | +0.30 | +120.00% | 0.01 | 1,067 | 716 | 0.49 | 0.12 | 0.02 | -0.03 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 80.00 | 0.00 | 0.95 | 0.48 | 0.41 | 0.00 | 0.00% | 0.01 | 0 | 11 | 0.68 | 0.05 | 0.01 | -0.01 | 1/12/2026 | 1/13/2026 3:59:57 PM EST |
| 85.00 | 0.00 | 0.95 | 0.48 | 0.22 | 0.00 | 0.00% | 0.01 | 0 | 5 | 0.79 | 0.02 | 0.01 | -0.01 | 1/7/2026 | 1/13/2026 3:59:57 PM EST |
| 90.00 | 0.00 | 0.90 | 0.45 | % | 0.01 | 0 | 0 | 0.87 | 0.01 | 0.00 | 0.00 | 1/13/2026 3:59:57 PM EST | |||
| 95.00 | 0.00 | 0.80 | 0.40 | % | 0.00 | 0 | 0 | 0.93 | 0.00 | 0.00 | 0.00 | 1/13/2026 3:59:57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 0.00 | 0.10 | 0.05 | 0.08 | 0.00 | 0.00% | 0.00 | 0 | 4 | 0.87 | 0.00 | 0.00 | 0.00 | 1/9/2026 | 1/13/2026 3:59:57 PM EST |
| 40.00 | 0.00 | 0.75 | 0.38 | 0.33 | 0.00 | 0.00% | 0.01 | 0 | 1 | 1.04 | -0.01 | 0.00 | -0.01 | 1/12/2026 | 1/13/2026 3:59:57 PM EST |
| 45.00 | 0.05 | 0.50 | 0.28 | 0.28 | +0.13 | +86.67% | 0.01 | 11 | 4 | 0.60 | -0.04 | 0.01 | -0.02 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 50.00 | 0.30 | 0.70 | 0.50 | 0.35 | -0.27 | -43.55% | 0.01 | 7,440 | 7,893 | 0.54 | -0.10 | 0.02 | -0.03 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 55.00 | 0.80 | 1.40 | 1.10 | 1.55 | +0.04 | +2.65% | 0.02 | 10 | 552 | 0.49 | -0.20 | 0.03 | -0.04 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 60.00 | 2.40 | 2.90 | 2.65 | 2.37 | -1.66 | -41.20% | 0.04 | 13 | 1,415 | 0.50 | -0.37 | 0.04 | -0.05 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 65.00 | 4.60 | 5.50 | 5.05 | 5.10 | -1.46 | -22.26% | 0.08 | 10 | 230 | 0.43 | -0.59 | 0.04 | -0.05 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 70.00 | 8.20 | 9.70 | 8.95 | 9.20 | +0.20 | +2.23% | 0.13 | 11 | 132 | 0.57 | -0.77 | 0.03 | -0.04 | 1/13/2026 | 1/13/2026 3:59:57 PM EST |
| 75.00 | 12.60 | 14.20 | 13.40 | % | 0.18 | 0 | 0 | 0.65 | -0.88 | 0.02 | -0.03 | 1/13/2026 3:59:57 PM EST | |||
| 80.00 | 16.80 | 19.60 | 18.20 | % | 0.23 | 0 | 0 | 0.81 | -0.95 | 0.01 | -0.01 | 1/13/2026 3:59:57 PM EST | |||
| 85.00 | 21.50 | 25.00 | 23.25 | % | 0.27 | 0 | 0 | 1.00 | -0.98 | 0.01 | -0.01 | 1/13/2026 3:59:57 PM EST | |||
| 90.00 | 26.50 | 30.00 | 28.25 | % | 0.31 | 0 | 0 | 1.09 | -0.99 | 0.00 | 0.00 | 1/13/2026 3:59:57 PM EST | |||
| 95.00 | 31.50 | 35.00 | 33.25 | % | 0.35 | 0 | 0 | 1.20 | -1.00 | 0.00 | 0.00 | 1/13/2026 3:59:57 PM EST |