Options Chain for ENANTA PHARMACEUTICALS INC COM (ENTA) - $12.80 as of 1/23/2026 2:40:45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 8.40 | 12.20 | 10.30 | % | 4.12 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 5.00 | 6.00 | 9.70 | 7.85 | % | 1.57 | 0 | 0 | 5.48 | 1.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 7.50 | 3.50 | 7.20 | 5.35 | % | 0.71 | 0 | 0 | 3.59 | 0.98 | 0.01 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 10.00 | 1.70 | 3.50 | 2.60 | 3.00 | -0.10 | -3.23% | 0.26 | 2 | 3 | 1.21 | 0.86 | 0.06 | -0.02 | 1/23/2026 | 1/23/2026 4:00:01 PM EST |
| 12.50 | 0.00 | 2.85 | 1.43 | 1.05 | 0.00 | 0.00% | 0.11 | 0 | 72 | 1.84 | 0.62 | 0.11 | -0.03 | 1/20/2026 | 1/23/2026 4:00:01 PM EST |
| 15.00 | 0.00 | 2.00 | 1.00 | 0.30 | 0.00 | 0.00% | 0.07 | 0 | 145 | 1.88 | 0.36 | 0.10 | -0.02 | 1/21/2026 | 1/23/2026 4:00:01 PM EST |
| 17.50 | 0.00 | 2.00 | 1.00 | 0.49 | 0.00 | 0.00% | 0.06 | 0 | 42 | 2.32 | 0.18 | 0.07 | -0.02 | 1/16/2026 | 1/23/2026 4:00:01 PM EST |
| 20.00 | 0.00 | 2.00 | 1.00 | % | 0.05 | 0 | 0 | 2.66 | 0.08 | 0.04 | -0.01 | 1/23/2026 4:00:01 PM EST | |||
| 22.50 | 0.00 | 2.00 | 1.00 | % | 0.04 | 0 | 0 | 2.94 | 0.03 | 0.02 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 25.00 | 0.00 | 2.00 | 1.00 | % | 0.04 | 0 | 0 | 3.17 | 0.01 | 0.01 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 30.00 | 0.00 | 2.00 | 1.00 | % | 0.03 | 0 | 0 | 3.55 | 0.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 2.00 | 1.00 | % | 0.40 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 5.00 | 0.00 | 2.00 | 1.00 | % | 0.20 | 0 | 0 | 6.08 | 0.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 7.50 | 0.00 | 0.60 | 0.30 | 0.05 | 0.00 | 0.00% | 0.04 | 0 | 50 | 1.14 | -0.02 | 0.01 | 0.00 | 1/22/2026 | 1/23/2026 4:00:01 PM EST |
| 10.00 | 0.00 | 0.80 | 0.40 | 1.45 | 0.00 | 0.00% | 0.04 | 0 | 4 | 1.56 | -0.14 | 0.06 | -0.02 | 1/15/2026 | 1/23/2026 4:00:01 PM EST |
| 12.50 | 0.00 | 2.35 | 1.18 | 1.08 | 0.00 | 0.00% | 0.09 | 0 | 13 | 1.88 | -0.38 | 0.11 | -0.03 | 1/15/2026 | 1/23/2026 4:00:01 PM EST |
| 15.00 | 1.00 | 4.70 | 2.85 | 1.55 | 0.00 | 0.00% | 0.19 | 0 | 3 | 2.40 | -0.64 | 0.10 | -0.02 | 12/22/2025 | 1/23/2026 4:00:01 PM EST |
| 17.50 | 3.00 | 6.70 | 4.85 | % | 0.28 | 0 | 0 | 2.50 | -0.82 | 0.07 | -0.02 | 1/23/2026 4:00:01 PM EST | |||
| 20.00 | 5.30 | 9.10 | 7.20 | % | 0.36 | 0 | 0 | 2.77 | -0.92 | 0.04 | -0.01 | 1/23/2026 4:00:01 PM EST | |||
| 22.50 | 8.00 | 11.60 | 9.80 | % | 0.44 | 0 | 0 | 3.05 | -0.97 | 0.02 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 25.00 | 10.90 | 14.10 | 12.50 | % | 0.50 | 0 | 0 | 3.29 | -0.99 | 0.01 | 0.00 | 1/23/2026 4:00:01 PM EST | |||
| 30.00 | 15.90 | 19.10 | 17.50 | % | 0.58 | 0 | 0 | 3.68 | -1.00 | 0.00 | 0.00 | 1/23/2026 4:00:01 PM EST |