Options Chain for AMPHASTAR PHARMACEUTICALS INC COM (AMPH) - $30.48 as of 8/13/2025 8:23:25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 13.60 | 17.60 | 15.60 | % | 1.04 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 8/13/2025 4:00:00 PM EST | |||
| 17.50 | 11.30 | 15.10 | 13.20 | 3.50 | 0.00 | 0.00% | 0.75 | 0 | 0 | 9.64 | 1.00 | 0.00 | 0.00 | 7/18/2025 | 8/13/2025 4:00:00 PM EST |
| 20.00 | 8.80 | 12.60 | 10.70 | 6.50 | 0.00 | 0.00% | 0.53 | 0 | 11 | 7.98 | 1.00 | 0.00 | 0.00 | 8/11/2025 | 8/13/2025 4:00:00 PM EST |
| 22.50 | 6.20 | 10.10 | 8.15 | 0.72 | 0.00 | 0.00% | 0.36 | 0 | 215 | 6.50 | 1.00 | 0.00 | 0.00 | 7/29/2025 | 8/13/2025 4:00:00 PM EST |
| 25.00 | 4.00 | 7.60 | 5.80 | 5.60 | +0.90 | +19.15% | 0.23 | 3 | 313 | 5.15 | 0.99 | 0.01 | -0.01 | 8/13/2025 | 8/13/2025 4:00:00 PM EST |
| 30.00 | 0.00 | 2.90 | 1.45 | 0.95 | 0.00 | 0.00% | 0.05 | 0 | 2 | 1.35 | 0.61 | 0.15 | -0.25 | 8/12/2025 | 8/13/2025 4:00:00 PM EST |
| 35.00 | 0.00 | 0.40 | 0.20 | % | 0.01 | 0 | 0 | 1.86 | 0.06 | 0.05 | -0.06 | 8/13/2025 4:00:00 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 0.00 | 2.15 | 1.08 | % | 0.07 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 8/13/2025 4:00:00 PM EST | |||
| 17.50 | 0.00 | 2.15 | 1.08 | 0.14 | 0.00 | 0.00% | 0.06 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 7/11/2025 | 8/13/2025 4:00:00 PM EST |
| 20.00 | 0.00 | 0.95 | 0.48 | 0.01 | 0.00 | 0.00% | 0.02 | 0 | 0 | 5.95 | 0.00 | 0.00 | 0.00 | 8/11/2025 | 8/13/2025 4:00:00 PM EST |
| 22.50 | 0.00 | 2.15 | 1.08 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 2 | 6.81 | 0.00 | 0.00 | 0.00 | 8/11/2025 | 8/13/2025 4:00:00 PM EST |
| 25.00 | 0.00 | 2.15 | 1.08 | 4.09 | 0.00 | 0.00% | 0.04 | 0 | 0 | 5.42 | -0.01 | 0.01 | -0.01 | 7/18/2025 | 8/13/2025 4:00:00 PM EST |
| 30.00 | 0.00 | 2.40 | 1.20 | % | 0.04 | 0 | 0 | 3.03 | -0.39 | 0.15 | -0.25 | 8/13/2025 4:00:00 PM EST | |||
| 35.00 | 2.60 | 6.20 | 4.40 | 4.50 | 0.00 | 0.00% | 0.13 | 2 | 6 | 3.74 | -0.94 | 0.05 | -0.06 | 8/13/2025 | 8/13/2025 4:00:00 PM EST |