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 | 11.70 | 16.50 | 14.10 | % | 1.13 | 0 | 0 | 7.09 | 1.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 15.00 | 9.10 | 14.00 | 11.55 | % | 0.77 | 0 | 0 | 5.77 | 1.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 17.50 | 7.00 | 11.30 | 9.15 | % | 0.52 | 0 | 0 | 4.68 | 1.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 20.00 | 4.50 | 8.80 | 6.65 | 5.50 | 0.00 | 0.00% | 0.33 | 0 | 10 | 3.72 | 0.99 | 0.01 | -0.01 | 10/5/2026 | 10/9/2026 3:59:59 PM EST |
| 22.50 | 2.05 | 6.30 | 4.18 | 3.29 | 0.00 | 0.00% | 0.19 | 0 | 6 | 2.85 | 0.92 | 0.04 | -0.04 | 9/24/2026 | 10/9/2026 3:59:59 PM EST |
| 25.00 | 1.55 | 2.00 | 1.78 | 1.90 | +0.80 | +72.73% | 0.07 | 26 | 432 | 0.64 | 0.72 | 0.10 | -0.08 | 10/9/2026 | 10/9/2026 3:59:59 PM EST |
| 30.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 1,354 | 0.53 | 0.17 | 0.08 | -0.06 | 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 | 8.99 | 0.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 15.00 | 0.00 | 3.40 | 1.70 | % | 0.11 | 0 | 0 | 7.36 | 0.00 | 0.00 | 0.00 | 10/9/2026 3:59:59 PM EST | |||
| 17.50 | 0.00 | 3.40 | 1.70 | 2.90 | 0.00 | 0.00% | 0.10 | 0 | 1 | 6.05 | 0.00 | 0.00 | 0.00 | 9/3/2026 | 10/9/2026 3:59:59 PM EST |
| 20.00 | 0.00 | 3.40 | 1.70 | % | 0.08 | 0 | 0 | 4.92 | -0.01 | 0.01 | -0.01 | 10/9/2026 3:59:59 PM EST | |||
| 22.50 | 0.00 | 3.40 | 1.70 | 0.70 | 0.00 | 0.00% | 0.08 | 0 | 1 | 3.91 | -0.08 | 0.04 | -0.04 | 9/17/2026 | 10/9/2026 3:59:59 PM EST |
| 25.00 | 0.00 | 3.50 | 1.75 | 0.47 | 0.00 | 0.00% | 0.07 | 0 | 1 | 3.03 | -0.28 | 0.10 | -0.08 | 9/25/2026 | 10/9/2026 3:59:59 PM EST |
| 30.00 | 1.70 | 5.50 | 3.60 | % | 0.12 | 0 | 0 | 2.32 | -0.83 | 0.08 | -0.06 | 10/9/2026 3:59:59 PM EST |