Options Chain for CATALYST PHARMACEUTICALS INC COM (CPRX) - $20.80 as of 7/29/2025 3:15:07 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 8.50 | 10.10 | 9.30 | 8.50 | 0.00 | 0.00% | 0.74 | 0 | 103 | 1.93 | 1.00 | 0.00 | 0.00 | 7/16/2025 | 7/29/2025 1:58:57 PM EST |
| 15.00 | 6.00 | 7.10 | 6.55 | 6.50 | 0.00 | 0.00% | 0.44 | 0 | 207 | 1.27 | 0.98 | 0.01 | 0.00 | 7/18/2025 | 7/29/2025 1:58:57 PM EST |
| 17.50 | 3.70 | 4.20 | 3.95 | 4.20 | 0.00 | 0.00% | 0.23 | 0 | 5 | 0.72 | 0.88 | 0.06 | -0.01 | 7/18/2025 | 7/29/2025 1:58:57 PM EST |
| 20.00 | 1.80 | 2.20 | 2.00 | 1.50 | 0.00 | 0.00% | 0.10 | 0 | 79 | 0.47 | 0.66 | 0.11 | -0.01 | 7/28/2025 | 7/29/2025 1:58:57 PM EST |
| 22.50 | 0.70 | 0.90 | 0.80 | 0.87 | 0.00 | 0.00% | 0.04 | 0 | 205 | 0.43 | 0.38 | 0.11 | -0.01 | 7/28/2025 | 7/29/2025 1:58:57 PM EST |
| 25.00 | 0.20 | 0.35 | 0.28 | 0.30 | 0.00 | 0.00% | 0.01 | 1 | 1,063 | 0.43 | 0.18 | 0.07 | -0.01 | 7/29/2025 | 7/29/2025 1:58:57 PM EST |
| 30.00 | 0.00 | 0.20 | 0.10 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 268 | 0.65 | 0.02 | 0.02 | 0.00 | 7/24/2025 | 7/29/2025 1:58:57 PM EST |
| 35.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 43 | 1.18 | 0.00 | 0.00 | 0.00 | 7/21/2025 | 7/29/2025 1:58:57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.50 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | 1.42 | 0.00 | 0.00 | 0.00 | 7/29/2025 1:58:57 PM EST | |||
| 15.00 | 0.00 | 0.75 | 0.38 | 0.35 | 0.00 | 0.00% | 0.03 | 0 | 1 | 1.05 | -0.02 | 0.01 | 0.00 | 3/31/2025 | 7/29/2025 1:58:57 PM EST |
| 17.50 | 0.00 | 0.70 | 0.35 | 0.30 | 0.00 | 0.00% | 0.02 | 0 | 3 | 0.69 | -0.12 | 0.06 | -0.01 | 7/28/2025 | 7/29/2025 1:58:57 PM EST |
| 20.00 | 0.00 | 1.35 | 0.68 | 1.08 | 0.00 | 0.00% | 0.03 | 0 | 71 | 0.58 | -0.34 | 0.11 | -0.01 | 7/28/2025 | 7/29/2025 1:58:57 PM EST |
| 22.50 | 2.15 | 2.40 | 2.28 | 2.20 | 0.00 | 0.00% | 0.10 | 0 | 11 | 0.43 | -0.62 | 0.11 | -0.01 | 7/21/2025 | 7/29/2025 1:58:57 PM EST |
| 25.00 | 4.20 | 4.40 | 4.30 | 4.03 | 0.00 | 0.00% | 0.17 | 0 | 35 | 0.56 | -0.82 | 0.07 | -0.01 | 7/21/2025 | 7/29/2025 1:58:57 PM EST |
| 30.00 | 8.10 | 10.70 | 9.40 | 8.68 | 0.00 | 0.00% | 0.31 | 0 | 1 | 1.34 | -0.98 | 0.02 | 0.00 | 7/1/2025 | 7/29/2025 1:58:57 PM EST |
| 35.00 | 13.00 | 16.20 | 14.60 | 9.86 | 0.00 | 0.00% | 0.42 | 0 | 0 | 1.79 | -1.00 | 0.00 | 0.00 | 3/26/2025 | 7/29/2025 1:58:57 PM EST |