Options Chain for CATALYST PHARMACEUTICALS INC COM (CPRX) - $20.84 as of 10/3/2025 9:05:03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 16.00 | 21.00 | 18.50 | % | 7.40 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 5.00 | 14.90 | 18.50 | 16.70 | % | 3.34 | 0 | 0 | 6.19 | 1.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 7.50 | 11.00 | 15.90 | 13.45 | % | 1.79 | 0 | 0 | 4.25 | 1.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 10.00 | 10.10 | 13.20 | 11.65 | % | 1.17 | 0 | 0 | 3.09 | 1.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 12.50 | 7.30 | 10.60 | 8.95 | % | 0.72 | 0 | 0 | 2.33 | 0.96 | 0.01 | -0.01 | 10/3/2025 3:59:56 PM EST | |||
| 15.00 | 5.60 | 8.30 | 6.95 | 6.60 | 0.00 | 0.00% | 0.46 | 0 | 3 | 1.88 | 0.90 | 0.03 | -0.01 | 10/1/2025 | 10/3/2025 3:59:56 PM EST |
| 17.50 | 2.65 | 5.40 | 4.03 | % | 0.23 | 0 | 0 | 1.35 | 0.78 | 0.05 | -0.02 | 10/3/2025 3:59:56 PM EST | |||
| 20.00 | 2.35 | 2.75 | 2.55 | 2.45 | -0.07 | -2.78% | 0.13 | 56 | 50 | 0.70 | 0.62 | 0.07 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 22.50 | 1.20 | 1.40 | 1.30 | 1.30 | -0.11 | -7.81% | 0.06 | 109 | 596 | 0.63 | 0.44 | 0.07 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 25.00 | 0.00 | 0.80 | 0.40 | 0.40 | -0.30 | -42.86% | 0.02 | 9 | 53 | 0.68 | 0.29 | 0.06 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 30.00 | 0.00 | 1.15 | 0.58 | 0.12 | 0.00 | 0.00% | 0.02 | 0 | 7 | 1.23 | 0.10 | 0.03 | -0.01 | 10/1/2025 | 10/3/2025 3:59:56 PM EST |
| 35.00 | 0.00 | 4.80 | 2.40 | % | 0.07 | 0 | 0 | 2.69 | 0.03 | 0.01 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 40.00 | 0.00 | 4.80 | 2.40 | % | 0.06 | 0 | 0 | 2.93 | 0.01 | 0.00 | 0.00 | 10/3/2025 3:59:56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 1.75 | 0.88 | % | 0.35 | 0 | 0 | 8.50 | 0.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 5.00 | 0.00 | 1.75 | 0.88 | % | 0.18 | 0 | 0 | 4.90 | 0.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 7.50 | 0.00 | 4.80 | 2.40 | % | 0.32 | 0 | 0 | 6.62 | 0.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 10.00 | 0.00 | 1.75 | 0.88 | % | 0.09 | 0 | 0 | 2.70 | 0.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 12.50 | 0.00 | 0.20 | 0.10 | % | 0.01 | 0 | 0 | 0.99 | -0.04 | 0.01 | -0.01 | 10/3/2025 3:59:56 PM EST | |||
| 15.00 | 0.00 | 0.35 | 0.18 | 0.30 | 0.00 | 0.00% | 0.01 | 0 | 55 | 0.78 | -0.10 | 0.03 | -0.01 | 10/1/2025 | 10/3/2025 3:59:56 PM EST |
| 17.50 | 0.00 | 0.75 | 0.38 | 0.93 | 0.00 | 0.00% | 0.02 | 0 | 13 | 0.72 | -0.22 | 0.05 | -0.02 | 9/30/2025 | 10/3/2025 3:59:56 PM EST |
| 20.00 | 0.00 | 2.50 | 1.25 | 1.60 | 0.00 | 0.00% | 0.06 | 0 | 8 | 1.06 | -0.38 | 0.07 | -0.02 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 22.50 | 2.75 | 2.95 | 2.85 | 2.75 | +0.49 | +21.69% | 0.13 | 116 | 1 | 0.61 | -0.56 | 0.07 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 25.00 | 4.40 | 4.80 | 4.60 | 5.85 | 0.00 | 0.00% | 0.18 | 0 | 2 | 0.56 | -0.71 | 0.06 | -0.02 | 9/29/2025 | 10/3/2025 3:59:56 PM EST |
| 30.00 | 8.60 | 11.40 | 10.00 | 7.60 | 0.00 | 0.00% | 0.33 | 0 | 2 | 1.60 | -0.90 | 0.03 | -0.01 | 10/1/2025 | 10/3/2025 3:59:56 PM EST |
| 35.00 | 11.60 | 16.50 | 14.05 | 12.60 | 0.00 | 0.00% | 0.40 | 0 | 2 | 1.92 | -0.97 | 0.01 | 0.00 | 10/1/2025 | 10/3/2025 3:59:56 PM EST |
| 40.00 | 16.80 | 21.50 | 19.15 | % | 0.48 | 0 | 0 | 2.15 | -0.99 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST |