Options Chain for CATALYST PHARMACEUTICALS INC COM (CPRX) - $23.15 as of 1/5/2026 1:28:23 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 | 8.00 | 12.90 | 10.45 | % | 0.84 | 0 | 0 | 2.59 | 1.00 | 0.00 | 0.00 | 1/5/2026 3:59:48 PM EST | |||
| 15.00 | 5.50 | 10.20 | 7.85 | % | 0.52 | 0 | 0 | 1.97 | 0.99 | 0.01 | -0.01 | 1/5/2026 3:59:48 PM EST | |||
| 17.50 | 3.50 | 8.30 | 5.90 | % | 0.34 | 0 | 0 | 1.71 | 0.94 | 0.03 | -0.02 | 1/5/2026 3:59:48 PM EST | |||
| 20.00 | 1.50 | 6.00 | 3.75 | 2.75 | 0.00 | 0.00% | 0.19 | 0 | 3 | 1.34 | 0.84 | 0.06 | -0.02 | 12/30/2025 | 1/5/2026 3:59:48 PM EST |
| 22.50 | 0.10 | 4.90 | 2.50 | 2.51 | 0.00 | 0.00% | 0.11 | 0 | 3 | 1.37 | 0.65 | 0.09 | -0.03 | 1/2/2026 | 1/5/2026 3:59:48 PM EST |
| 25.00 | 0.00 | 1.20 | 0.60 | 1.24 | +0.14 | +12.73% | 0.02 | 2 | 43 | 0.51 | 0.41 | 0.10 | -0.02 | 1/5/2026 | 1/5/2026 3:59:48 PM EST |
| 30.00 | 0.05 | 0.35 | 0.20 | 0.30 | 0.00 | 0.00% | 0.01 | 0 | 694 | 0.48 | 0.15 | 0.05 | -0.01 | 1/2/2026 | 1/5/2026 3:59:48 PM EST |
| 35.00 | 0.00 | 0.15 | 0.08 | 0.06 | 0.00 | 0.00% | 0.00 | 1 | 3 | 0.68 | 0.03 | 0.01 | 0.00 | 1/5/2026 | 1/5/2026 3:59:48 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 | 1.35 | 0.68 | % | 0.05 | 0 | 0 | 2.14 | 0.00 | 0.00 | 0.00 | 1/5/2026 3:59:48 PM EST | |||
| 15.00 | 0.00 | 0.65 | 0.33 | 0.25 | % | 0.02 | 1 | 0 | 1.33 | -0.01 | 0.01 | -0.01 | 1/5/2026 | 1/5/2026 3:59:48 PM EST | |
| 17.50 | 0.00 | 0.45 | 0.23 | 0.39 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.79 | -0.06 | 0.03 | -0.02 | 12/18/2025 | 1/5/2026 3:59:48 PM EST |
| 20.00 | 0.00 | 0.90 | 0.45 | 0.80 | +0.05 | +6.67% | 0.02 | 5 | 5 | 0.75 | -0.16 | 0.06 | -0.02 | 1/5/2026 | 1/5/2026 3:59:48 PM EST |
| 22.50 | 0.80 | 1.75 | 1.28 | 1.43 | +0.18 | +14.40% | 0.06 | 5 | 25 | 0.55 | -0.35 | 0.09 | -0.03 | 1/5/2026 | 1/5/2026 3:59:48 PM EST |
| 25.00 | 1.10 | 4.40 | 2.75 | 3.30 | +0.80 | +32.00% | 0.11 | 5 | 503 | 1.09 | -0.59 | 0.10 | -0.02 | 1/5/2026 | 1/5/2026 3:59:48 PM EST |
| 30.00 | 5.00 | 9.70 | 7.35 | % | 0.24 | 0 | 0 | 1.66 | -0.85 | 0.05 | -0.01 | 1/5/2026 3:59:48 PM EST | |||
| 35.00 | 9.50 | 14.40 | 11.95 | % | 0.34 | 0 | 0 | 1.90 | -0.97 | 0.01 | 0.00 | 1/5/2026 3:59:48 PM EST |