Options Chain for PROTHENA CORP PLC SHS (PRTA) - $11.25 as of 4/28/2026 8:08:21 AM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 7.50 | 12.50 | 10.00 | % | 10.00 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 2.00 | 6.50 | 11.50 | 9.00 | % | 4.50 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 3.00 | 5.50 | 10.50 | 8.00 | % | 2.67 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 4.00 | 4.50 | 9.50 | 7.00 | % | 1.75 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 5.00 | 3.50 | 8.50 | 6.00 | % | 1.20 | 0 | 0 | 8.92 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 6.00 | 2.50 | 7.00 | 4.75 | % | 0.79 | 0 | 0 | 6.25 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 7.00 | 1.50 | 5.30 | 3.40 | % | 0.49 | 0 | 0 | 4.05 | 1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 8.00 | 0.50 | 4.90 | 2.70 | % | 0.34 | 0 | 0 | 4.16 | 0.99 | 0.02 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 9.00 | 0.00 | 3.10 | 1.55 | % | 0.17 | 0 | 0 | 2.41 | 0.93 | 0.09 | -0.01 | 4/27/2026 3:59:50 PM EST | |||
| 10.00 | 0.85 | 1.25 | 1.05 | 1.20 | 0.00 | 0.00% | 0.11 | 0 | 309 | 0.58 | 0.75 | 0.23 | -0.01 | 4/9/2026 | 4/27/2026 3:59:50 PM EST |
| 11.00 | 0.00 | 2.70 | 1.35 | 0.60 | 0.00 | 0.00% | 0.12 | 0 | 96 | 2.95 | 0.47 | 0.29 | -0.02 | 4/23/2026 | 4/27/2026 3:59:50 PM EST |
| 12.00 | 0.15 | 0.30 | 0.23 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 15 | 0.64 | 0.22 | 0.22 | -0.01 | 4/22/2026 | 4/27/2026 3:59:50 PM EST |
| 13.00 | 0.00 | 2.40 | 1.20 | 0.30 | 0.00 | 0.00% | 0.09 | 0 | 502 | 3.29 | 0.08 | 0.11 | -0.01 | 4/27/2026 | 4/27/2026 3:59:50 PM EST |
| 14.00 | 0.00 | 1.85 | 0.93 | 0.25 | 0.00 | 0.00% | 0.07 | 0 | 617 | 2.98 | 0.02 | 0.04 | 0.00 | 4/27/2026 | 4/27/2026 3:59:50 PM EST |
| 15.00 | 0.00 | 4.80 | 2.40 | 0.15 | 0.00 | 0.00% | 0.16 | 0 | 3 | 6.42 | 0.01 | 0.01 | 0.00 | 4/20/2026 | 4/27/2026 3:59:50 PM EST |
| 16.00 | 0.00 | 4.80 | 2.40 | % | 0.15 | 0 | 0 | 6.61 | 0.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 17.00 | 0.00 | 3.80 | 1.90 | % | 0.11 | 0 | 0 | 5.67 | 0.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 0.00 | 0.05 | 0.03 | 0.20 | 0.00 | 0.00% | 0.03 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 4/24/2026 | 4/27/2026 3:59:50 PM EST |
| 2.00 | 0.00 | 0.65 | 0.33 | % | 0.17 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 3.00 | 0.00 | 0.75 | 0.38 | 0.35 | 0.00 | 0.00% | 0.13 | 0 | 1 | 6.62 | 0.00 | 0.00 | 0.00 | 4/20/2026 | 4/27/2026 3:59:50 PM EST |
| 4.00 | 0.00 | 3.70 | 1.85 | 0.20 | 0.00 | 0.00% | 0.46 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 4/21/2026 | 4/27/2026 3:59:50 PM EST |
| 5.00 | 0.00 | 3.70 | 1.85 | 0.25 | 0.00 | 0.00% | 0.37 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 4/23/2026 | 4/27/2026 3:59:50 PM EST |
| 6.00 | 0.00 | 2.90 | 1.45 | % | 0.24 | 0 | 0 | 7.66 | 0.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 7.00 | 0.00 | 3.70 | 1.85 | % | 0.26 | 0 | 0 | 7.84 | 0.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 8.00 | 0.00 | 2.15 | 1.08 | % | 0.14 | 0 | 0 | 3.94 | -0.01 | 0.02 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 9.00 | 0.00 | 0.35 | 0.18 | % | 0.02 | 0 | 0 | 1.15 | -0.07 | 0.09 | -0.01 | 4/27/2026 3:59:50 PM EST | |||
| 10.00 | 0.10 | 0.35 | 0.23 | % | 0.02 | 0 | 0 | 0.57 | -0.25 | 0.23 | -0.01 | 4/27/2026 3:59:50 PM EST | |||
| 11.00 | 0.00 | 4.80 | 2.40 | % | 0.22 | 0 | 0 | 2.36 | -0.53 | 0.29 | -0.02 | 4/27/2026 3:59:50 PM EST | |||
| 12.00 | 0.00 | 4.80 | 2.40 | % | 0.20 | 0 | 0 | 4.31 | -0.78 | 0.22 | -0.01 | 4/27/2026 3:59:50 PM EST | |||
| 13.00 | 0.00 | 4.80 | 2.40 | % | 0.18 | 0 | 0 | 3.52 | -0.92 | 0.11 | -0.01 | 4/27/2026 3:59:50 PM EST | |||
| 14.00 | 0.65 | 5.40 | 3.03 | % | 0.22 | 0 | 0 | 3.36 | -0.98 | 0.04 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 15.00 | 1.50 | 4.90 | 3.20 | % | 0.21 | 0 | 0 | 1.96 | -0.99 | 0.01 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 16.00 | 2.50 | 7.40 | 4.95 | % | 0.31 | 0 | 0 | 3.81 | -1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST | |||
| 17.00 | 3.50 | 8.40 | 5.95 | % | 0.35 | 0 | 0 | 4.00 | -1.00 | 0.00 | 0.00 | 4/27/2026 3:59:50 PM EST |