Options Chain for CATALYST PHARMACEUTICALS INC COM (CPRX) - $23.08 as of 12/5/2025 4:05:41 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7.50 | 13.50 | 18.10 | 15.80 | % | 2.11 | 0 | 0 | 7.47 | 1.00 | 0.00 | 0.00 | 12/5/2025 3:59:57 PM EST | |||
| 10.00 | 11.00 | 14.20 | 12.60 | 13.10 | 0.00 | 0.00% | 1.26 | 0 | 80 | 3.77 | 1.00 | 0.00 | 0.00 | 12/1/2025 | 12/5/2025 3:59:57 PM EST |
| 12.50 | 8.60 | 13.00 | 10.80 | 10.50 | 0.00 | 0.00% | 0.86 | 0 | 119 | 4.48 | 1.00 | 0.00 | 0.00 | 11/17/2025 | 12/5/2025 3:59:57 PM EST |
| 15.00 | 7.20 | 8.70 | 7.95 | 8.50 | 0.00 | 0.00% | 0.53 | 0 | 288 | 1.52 | 1.00 | 0.00 | 0.00 | 11/21/2025 | 12/5/2025 3:59:57 PM EST |
| 17.50 | 3.50 | 6.50 | 5.00 | 6.20 | 0.00 | 0.00% | 0.29 | 0 | 171 | 1.47 | 0.99 | 0.01 | 0.00 | 11/25/2025 | 12/5/2025 3:59:57 PM EST |
| 20.00 | 2.70 | 3.90 | 3.30 | 3.60 | +0.20 | +5.89% | 0.16 | 12 | 283 | 0.89 | 0.92 | 0.05 | -0.02 | 12/5/2025 | 12/5/2025 3:59:57 PM EST |
| 22.50 | 1.45 | 2.00 | 1.73 | 1.50 | +0.07 | +4.90% | 0.08 | 5 | 635 | 0.63 | 0.67 | 0.13 | -0.04 | 12/5/2025 | 12/5/2025 3:59:57 PM EST |
| 25.00 | 0.40 | 0.45 | 0.43 | 0.44 | +0.09 | +25.72% | 0.02 | 44 | 1,214 | 0.52 | 0.33 | 0.13 | -0.04 | 12/5/2025 | 12/5/2025 3:59:57 PM EST |
| 30.00 | 0.00 | 0.10 | 0.05 | 0.12 | 0.00 | 0.00% | 0.00 | 0 | 357 | 0.78 | 0.02 | 0.02 | -0.01 | 12/2/2025 | 12/5/2025 3:59:57 PM EST |
| 35.00 | 0.00 | 0.45 | 0.23 | 0.85 | 0.00 | 0.00% | 0.01 | 0 | 17 | 1.61 | 0.00 | 0.00 | 0.00 | 9/23/2025 | 12/5/2025 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7.50 | 0.00 | 2.95 | 1.48 | % | 0.20 | 0 | 0 | 8.99 | 0.00 | 0.00 | 0.00 | 12/5/2025 3:59:57 PM EST | |||
| 10.00 | 0.00 | 2.95 | 1.48 | % | 0.15 | 0 | 0 | 6.93 | 0.00 | 0.00 | 0.00 | 12/5/2025 3:59:57 PM EST | |||
| 12.50 | 0.00 | 1.00 | 0.50 | 0.10 | 0.00 | 0.00% | 0.04 | 0 | 8 | 1.64 | 0.00 | 0.00 | 0.00 | 10/1/2025 | 12/5/2025 3:59:57 PM EST |
| 15.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 283 | 1.30 | 0.00 | 0.00 | 0.00 | 11/24/2025 | 12/5/2025 3:59:57 PM EST |
| 17.50 | 0.05 | 0.20 | 0.13 | 0.08 | -0.02 | -20.00% | 0.01 | 4 | 905 | 1.04 | -0.01 | 0.01 | 0.00 | 12/5/2025 | 12/5/2025 3:59:57 PM EST |
| 20.00 | 0.15 | 0.20 | 0.18 | 0.23 | -0.02 | -8.00% | 0.01 | 1 | 232 | 0.70 | -0.08 | 0.05 | -0.02 | 12/5/2025 | 12/5/2025 3:59:57 PM EST |
| 22.50 | 0.60 | 0.70 | 0.65 | 0.80 | 0.00 | 0.00% | 0.03 | 0 | 1,602 | 0.61 | -0.33 | 0.13 | -0.04 | 12/3/2025 | 12/5/2025 3:59:57 PM EST |
| 25.00 | 0.55 | 3.20 | 1.88 | 2.94 | 0.00 | 0.00% | 0.08 | 0 | 1,540 | 1.27 | -0.67 | 0.13 | -0.04 | 12/2/2025 | 12/5/2025 3:59:57 PM EST |
| 30.00 | 4.40 | 9.00 | 6.70 | 6.77 | 0.00 | 0.00% | 0.22 | 0 | 0 | 2.50 | -0.98 | 0.02 | -0.01 | 11/21/2025 | 12/5/2025 3:59:57 PM EST |
| 35.00 | 9.50 | 14.00 | 11.75 | 12.31 | 0.00 | 0.00% | 0.34 | 0 | 4 | 3.06 | -1.00 | 0.00 | 0.00 | 12/4/2025 | 12/5/2025 3:59:57 PM EST |