Options Chain for AMPHASTAR PHARMACEUTICALS INC COM (AMPH) - $18.81 as of 6/19/2026 6:06:05 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 | 11.90 | 16.00 | 13.95 | 14.90 | 0.00 | 0.00% | 2.79 | 0 | 1 | 6.85 | 1.00 | 0.00 | 0.00 | 6/17/2026 | 6/18/2026 3:59:55 PM EST |
| 7.50 | 9.40 | 13.50 | 11.45 | 11.13 | 0.00 | 0.00% | 1.53 | 0 | 0 | 4.82 | 1.00 | 0.00 | 0.00 | 6/2/2026 | 6/18/2026 3:59:55 PM EST |
| 10.00 | 6.90 | 11.00 | 8.95 | % | 0.89 | 0 | 0 | 3.60 | 1.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 12.50 | 4.40 | 8.50 | 6.45 | % | 0.52 | 0 | 0 | 2.78 | 0.99 | 0.01 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 15.00 | 2.15 | 6.20 | 4.18 | % | 0.28 | 0 | 0 | 2.16 | 0.93 | 0.04 | -0.01 | 6/18/2026 3:59:55 PM EST | |||
| 17.50 | 0.25 | 4.40 | 2.33 | 2.40 | 0.00 | 0.00% | 0.13 | 0 | 3 | 1.80 | 0.72 | 0.12 | -0.02 | 6/5/2026 | 6/18/2026 3:59:55 PM EST |
| 20.00 | 0.00 | 2.85 | 1.43 | % | 0.07 | 0 | 0 | 1.71 | 0.33 | 0.15 | -0.02 | 6/18/2026 3:59:55 PM EST | |||
| 22.50 | 0.20 | 0.45 | 0.33 | 0.50 | 0.00 | 0.00% | 0.01 | 0 | 21 | 0.65 | 0.17 | 0.08 | -0.02 | 6/9/2026 | 6/18/2026 3:59:55 PM EST |
| 25.00 | 0.00 | 2.25 | 1.13 | 0.20 | 0.00 | 0.00% | 0.05 | 0 | 1 | 1.93 | 0.02 | 0.02 | 0.00 | 6/8/2026 | 6/18/2026 3:59:55 PM EST |
| 30.00 | 0.00 | 2.20 | 1.10 | 0.10 | -0.23 | -69.70% | 0.04 | 1 | 3 | 2.35 | 0.00 | 0.00 | 0.00 | 6/18/2026 | 6/18/2026 3:59:55 PM EST |
| 35.00 | 0.00 | 2.15 | 1.08 | % | 0.03 | 0 | 0 | 2.66 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 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 | 6.93 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 7.50 | 0.00 | 2.15 | 1.08 | % | 0.14 | 0 | 0 | 4.88 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 10.00 | 0.00 | 2.15 | 1.08 | % | 0.11 | 0 | 0 | 4.77 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 12.50 | 0.00 | 2.15 | 1.08 | % | 0.09 | 0 | 0 | 2.76 | -0.01 | 0.01 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 15.00 | 0.00 | 2.35 | 1.18 | 0.10 | 0.00 | 0.00% | 0.08 | 0 | 2 | 2.12 | -0.07 | 0.04 | -0.01 | 6/15/2026 | 6/18/2026 3:59:55 PM EST |
| 17.50 | 0.00 | 2.90 | 1.45 | 0.30 | 0.00 | 0.00% | 0.08 | 0 | 14 | 1.76 | -0.28 | 0.12 | -0.02 | 6/16/2026 | 6/18/2026 3:59:55 PM EST |
| 20.00 | 0.00 | 4.00 | 2.00 | % | 0.10 | 0 | 0 | 1.59 | -0.67 | 0.15 | -0.02 | 6/18/2026 3:59:55 PM EST | |||
| 22.50 | 1.70 | 5.80 | 3.75 | 2.50 | 0.00 | 0.00% | 0.17 | 0 | 1 | 1.59 | -0.83 | 0.08 | -0.02 | 6/12/2026 | 6/18/2026 3:59:55 PM EST |
| 25.00 | 4.00 | 8.40 | 6.20 | % | 0.25 | 0 | 0 | 1.83 | -0.98 | 0.02 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 30.00 | 9.10 | 13.20 | 11.15 | % | 0.37 | 0 | 0 | 2.22 | -1.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 35.00 | 14.10 | 18.40 | 16.25 | % | 0.46 | 0 | 0 | 2.56 | -1.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST |