Options Chain for AMPHASTAR PHARMACEUTICALS INC COM (AMPH) - $25.81 as of 10/9/2026 6:25:11 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 | 11.90 | 16.50 | 14.20 | % | 1.14 | 0 | 0 | 2.94 | 1.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 15.00 | 9.50 | 13.90 | 11.70 | % | 0.78 | 0 | 0 | 2.28 | 1.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 17.50 | 7.00 | 11.40 | 9.20 | % | 0.53 | 0 | 0 | 1.84 | 0.99 | 0.01 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 20.00 | 4.80 | 8.70 | 6.75 | % | 0.34 | 0 | 0 | 1.46 | 0.95 | 0.02 | -0.01 | 10/9/2026 3:59:59 PM EST | |||
| 22.50 | 2.65 | 6.70 | 4.68 | % | 0.21 | 0 | 0 | 1.28 | 0.85 | 0.05 | -0.02 | 10/9/2026 3:59:59 PM EST | |||
| 25.00 | 1.05 | 4.00 | 2.53 | 2.59 | 0.00 | 0.00% | 0.10 | 0 | 15 | 0.87 | 0.68 | 0.07 | -0.02 | 10/5/2026 | 10/9/2026 3:59:59 PM EST |
| 30.00 | 0.45 | 2.00 | 1.23 | 1.00 | +0.35 | +53.85% | 0.04 | 26 | 13 | 0.50 | 0.28 | 0.08 | -0.02 | 10/9/2026 | 10/9/2026 3:59:59 PM EST |
| 35.00 | 0.00 | 3.50 | 1.75 | 0.38 | 0.00 | 0.00% | 0.05 | 0 | 4 | 1.67 | 0.07 | 0.03 | -0.01 | 10/2/2026 | 10/9/2026 3:59:59 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 | 3.40 | 1.70 | % | 0.14 | 0 | 0 | 3.68 | 0.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 15.00 | 0.00 | 3.50 | 1.75 | % | 0.12 | 0 | 0 | 3.07 | 0.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 17.50 | 0.00 | 5.00 | 2.50 | % | 0.14 | 0 | 0 | 1.87 | -0.01 | 0.01 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 20.00 | 0.00 | 3.50 | 1.75 | % | 0.09 | 0 | 0 | 2.06 | -0.05 | 0.02 | -0.01 | 10/9/2026 3:59:59 PM EST | |||
| 22.50 | 0.00 | 3.70 | 1.85 | 1.20 | 0.00 | 0.00% | 0.08 | 0 | 3 | 1.71 | -0.15 | 0.05 | -0.02 | 9/22/2026 | 10/9/2026 3:59:59 PM EST |
| 25.00 | 0.00 | 4.10 | 2.05 | % | 0.08 | 0 | 0 | 1.43 | -0.32 | 0.07 | -0.02 | 10/9/2026 3:59:59 PM EST | |||
| 30.00 | 2.20 | 6.30 | 4.25 | % | 0.14 | 0 | 0 | 1.19 | -0.72 | 0.08 | -0.02 | 10/9/2026 3:59:59 PM EST | |||
| 35.00 | 6.30 | 10.50 | 8.40 | % | 0.24 | 0 | 0 | 1.33 | -0.93 | 0.03 | -0.01 | 10/9/2026 3:59:59 PM EST |