Options Chain for AMPHASTAR PHARMACEUTICALS INC COM (AMPH) - $18.72 as of 7/27/2026 4:09:08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.00 | 12.00 | 16.20 | 14.10 | % | 2.82 | 0 | 0 | 6.00 | 1.00 | 0.00 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 7.50 | 9.60 | 13.70 | 11.65 | % | 1.55 | 0 | 0 | 4.20 | 1.00 | 0.00 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 10.00 | 7.20 | 11.30 | 9.25 | % | 0.93 | 0 | 0 | 3.22 | 0.99 | 0.02 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 12.50 | 4.90 | 9.00 | 6.95 | % | 0.56 | 0 | 0 | 2.56 | 0.85 | 0.03 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 15.00 | 2.85 | 7.00 | 4.93 | 3.90 | 0.00 | 0.00% | 0.33 | 0 | 8 | 2.16 | 0.74 | 0.04 | -0.01 | 5/20/2026 | 7/27/2026 4:00:00 PM EST |
| 17.50 | 1.10 | 5.20 | 3.15 | 2.80 | 0.00 | 0.00% | 0.18 | 0 | 1 | 1.84 | 0.61 | 0.05 | -0.02 | 5/8/2026 | 7/27/2026 4:00:00 PM EST |
| 20.00 | 0.00 | 2.55 | 1.28 | 1.41 | 0.00 | 0.00% | 0.06 | 0 | 7 | 1.20 | 0.45 | 0.06 | -0.02 | 7/20/2026 | 7/27/2026 4:00:00 PM EST |
| 22.50 | 0.00 | 2.95 | 1.48 | 1.00 | 0.00 | 0.00% | 0.07 | 0 | 18 | 1.49 | 0.32 | 0.05 | -0.02 | 7/22/2026 | 7/27/2026 4:00:00 PM EST |
| 25.00 | 0.10 | 2.55 | 1.33 | 0.39 | 0.00 | 0.00% | 0.05 | 0 | 9 | 1.12 | 0.23 | 0.04 | -0.01 | 7/24/2026 | 7/27/2026 4:00:00 PM EST |
| 30.00 | 0.00 | 1.15 | 0.58 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 22 | 1.44 | 0.11 | 0.03 | -0.01 | 5/11/2026 | 7/27/2026 4:00:00 PM EST |
| 35.00 | 0.00 | 2.25 | 1.13 | 0.75 | 0.00 | 0.00% | 0.03 | 0 | 8 | 2.14 | 0.05 | 0.01 | -0.01 | 5/6/2026 | 7/27/2026 4:00:00 PM EST |
| 40.00 | 0.00 | 2.20 | 1.10 | % | 0.03 | 0 | 89 | 2.32 | 0.02 | 0.01 | 0.00 | 7/27/2026 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.00 | 0.00 | 2.15 | 1.08 | % | 0.22 | 0 | 0 | 5.05 | 0.00 | 0.00 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 7.50 | 0.00 | 0.05 | 0.03 | % | 0.00 | 0 | 0 | 1.17 | 0.00 | 0.00 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 10.00 | 0.00 | 2.25 | 1.13 | % | 0.11 | 0 | 0 | 2.67 | -0.01 | 0.02 | 0.00 | 7/27/2026 4:00:00 PM EST | |||
| 12.50 | 0.00 | 2.50 | 1.25 | % | 0.10 | 0 | 0 | 1.41 | -0.15 | 0.03 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 15.00 | 0.30 | 3.00 | 1.65 | % | 0.11 | 0 | 0 | 1.11 | -0.26 | 0.04 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 17.50 | 0.00 | 3.80 | 1.90 | 1.90 | 0.00 | 0.00% | 0.11 | 0 | 5 | 1.49 | -0.39 | 0.05 | -0.02 | 3/30/2026 | 7/27/2026 4:00:00 PM EST |
| 20.00 | 0.25 | 3.00 | 1.63 | 1.80 | 0.00 | 0.00% | 0.08 | 0 | 1 | 0.58 | -0.55 | 0.06 | -0.02 | 6/29/2026 | 7/27/2026 4:00:00 PM EST |
| 22.50 | 2.00 | 6.10 | 4.05 | % | 0.18 | 0 | 9 | 1.07 | -0.68 | 0.05 | -0.02 | 7/27/2026 4:00:00 PM EST | |||
| 25.00 | 4.20 | 8.30 | 6.25 | % | 0.25 | 0 | 1 | 1.14 | -0.77 | 0.04 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 30.00 | 8.90 | 13.10 | 11.00 | % | 0.37 | 0 | 1 | 1.36 | -0.89 | 0.03 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 35.00 | 13.90 | 18.00 | 15.95 | % | 0.46 | 0 | 0 | 1.54 | -0.95 | 0.01 | -0.01 | 7/27/2026 4:00:00 PM EST | |||
| 40.00 | 18.80 | 23.00 | 20.90 | % | 0.52 | 0 | 0 | 0.00 | -0.98 | 0.01 | 0.00 | 7/27/2026 4:00:00 PM EST |