Options Chain for ENANTA PHARMACEUTICALS INC COM (ENTA) - $12.51 as of 3/23/2026 1:43:58 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 | 8.70 | 11.70 | 10.20 | 11.90 | 0.00 | 0.00% | 4.08 | 0 | 1 | 0.00 | 1.00 | 0.00 | 0.00 | 2/19/2026 | 3/23/2026 3:59:49 PM EST |
| 5.00 | 6.00 | 9.80 | 7.90 | 8.80 | 0.00 | 0.00% | 1.58 | 0 | 4 | 6.69 | 1.00 | 0.00 | 0.00 | 2/20/2026 | 3/23/2026 3:59:49 PM EST |
| 7.50 | 3.20 | 7.00 | 5.10 | 7.30 | 0.00 | 0.00% | 0.68 | 0 | 11 | 3.97 | 0.98 | 0.01 | 0.00 | 3/3/2026 | 3/23/2026 3:59:49 PM EST |
| 10.00 | 1.00 | 4.90 | 2.95 | 3.20 | 0.00 | 0.00% | 0.30 | 0 | 144 | 2.98 | 0.85 | 0.07 | -0.02 | 3/13/2026 | 3/23/2026 3:59:49 PM EST |
| 12.50 | 0.00 | 2.90 | 1.45 | 0.90 | -2.60 | -74.29% | 0.12 | 90 | 73 | 2.18 | 0.57 | 0.12 | -0.03 | 3/23/2026 | 3/23/2026 3:59:49 PM EST |
| 15.00 | 0.00 | 0.50 | 0.25 | 1.65 | 0.00 | 0.00% | 0.02 | 0 | 158 | 0.95 | 0.29 | 0.11 | -0.02 | 1/6/2026 | 3/23/2026 3:59:49 PM EST |
| 17.50 | 0.00 | 0.70 | 0.35 | 0.85 | 0.00 | 0.00% | 0.02 | 0 | 98 | 1.53 | 0.12 | 0.06 | -0.01 | 3/4/2026 | 3/23/2026 3:59:49 PM EST |
| 20.00 | 0.00 | 1.50 | 0.75 | 1.08 | 0.00 | 0.00% | 0.04 | 0 | 8 | 2.55 | 0.05 | 0.03 | -0.01 | 9/30/2025 | 3/23/2026 3:59:49 PM EST |
| 22.50 | 0.00 | 1.70 | 0.85 | 0.76 | 0.00 | 0.00% | 0.04 | 0 | 8 | 2.99 | 0.02 | 0.01 | 0.00 | 12/24/2025 | 3/23/2026 3:59:49 PM EST |
| 25.00 | 0.00 | 2.00 | 1.00 | 0.10 | 0.00 | 0.00% | 0.04 | 0 | 54 | 3.47 | 0.00 | 0.00 | 0.00 | 3/13/2026 | 3/23/2026 3:59:49 PM EST |
| 30.00 | 0.00 | 2.00 | 1.00 | % | 0.03 | 0 | 0 | 3.87 | 0.00 | 0.00 | 0.00 | 3/23/2026 3:59:49 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 | 3/23/2026 3:59:49 PM EST | |||
| 5.00 | 0.00 | 2.00 | 1.00 | 0.05 | % | 0.20 | 10 | 0 | 1.93 | 0.00 | 0.00 | 0.00 | 3/23/2026 | 3/23/2026 3:59:49 PM EST | |
| 7.50 | 0.00 | 0.95 | 0.48 | 0.25 | 0.00 | 0.00% | 0.06 | 0 | 1 | 2.79 | -0.02 | 0.01 | 0.00 | 12/10/2025 | 3/23/2026 3:59:49 PM EST |
| 10.00 | 0.00 | 1.50 | 0.75 | 0.15 | -0.23 | -60.53% | 0.07 | 10 | 5 | 2.26 | -0.15 | 0.07 | -0.02 | 3/23/2026 | 3/23/2026 3:59:49 PM EST |
| 12.50 | 0.00 | 2.20 | 1.10 | 1.00 | 0.00 | 0.00% | 0.09 | 0 | 21 | 1.75 | -0.43 | 0.12 | -0.03 | 3/20/2026 | 3/23/2026 3:59:49 PM EST |
| 15.00 | 1.00 | 4.60 | 2.80 | % | 0.19 | 0 | 0 | 2.33 | -0.71 | 0.11 | -0.02 | 3/23/2026 3:59:49 PM EST | |||
| 17.50 | 3.00 | 6.10 | 4.55 | 7.10 | 0.00 | 0.00% | 0.26 | 0 | 12 | 2.01 | -0.88 | 0.06 | -0.01 | 10/1/2025 | 3/23/2026 3:59:49 PM EST |
| 20.00 | 5.20 | 9.20 | 7.20 | % | 0.36 | 0 | 0 | 2.84 | -0.95 | 0.03 | -0.01 | 3/23/2026 3:59:49 PM EST | |||
| 22.50 | 8.00 | 11.70 | 9.85 | % | 0.44 | 0 | 0 | 3.13 | -0.98 | 0.01 | 0.00 | 3/23/2026 3:59:49 PM EST | |||
| 25.00 | 10.40 | 13.60 | 12.00 | % | 0.48 | 0 | 0 | 2.88 | -1.00 | 0.00 | 0.00 | 3/23/2026 3:59:49 PM EST | |||
| 30.00 | 15.20 | 18.50 | 16.85 | % | 0.56 | 0 | 0 | 3.18 | -1.00 | 0.00 | 0.00 | 3/23/2026 3:59:49 PM EST |