Options Chain for PROTHENA CORP PLC SHS (PRTA) - $9.69 as of 12/26/2025 3:33:23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.00 | 5.00 | 9.90 | 7.45 | % | 3.73 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 3.00 | 4.10 | 8.90 | 6.50 | % | 2.17 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 4.00 | 3.30 | 8.00 | 5.65 | % | 1.41 | 0 | 0 | 8.67 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 5.00 | 2.20 | 6.60 | 4.40 | % | 0.88 | 0 | 0 | 5.67 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 6.00 | 1.70 | 5.20 | 3.45 | % | 0.58 | 0 | 0 | 4.02 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 7.00 | 0.60 | 4.90 | 2.75 | % | 0.39 | 0 | 0 | 4.05 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 8.00 | 0.05 | 4.90 | 2.48 | % | 0.31 | 0 | 0 | 4.35 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 9.00 | 0.35 | 1.85 | 1.10 | 1.05 | 0.00 | 0.00% | 0.12 | 0 | 20 | 1.77 | 0.72 | 0.78 | 0.00 | 12/19/2025 | 12/26/2025 3:59:49 PM EST |
| 10.00 | 0.50 | 0.80 | 0.65 | 0.50 | 0.00 | 0.00% | 0.07 | 0 | 3 | 1.05 | 0.23 | 0.28 | 0.00 | 12/22/2025 | 12/26/2025 3:59:49 PM EST |
| 11.00 | 0.00 | 0.55 | 0.28 | % | 0.03 | 0 | 0 | 1.16 | 0.08 | 0.10 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 12.00 | 0.00 | 1.15 | 0.58 | % | 0.05 | 0 | 0 | 1.85 | 0.03 | 0.04 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 13.00 | 0.00 | 1.15 | 0.58 | % | 0.04 | 0 | 0 | 2.00 | 0.01 | 0.01 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 14.00 | 0.00 | 1.30 | 0.65 | % | 0.05 | 0 | 0 | 2.25 | 0.00 | 0.01 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 15.00 | 0.00 | 1.15 | 0.58 | % | 0.04 | 0 | 0 | 2.24 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 16.00 | 0.00 | 1.15 | 0.58 | % | 0.04 | 0 | 0 | 2.34 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 17.00 | 0.00 | 1.15 | 0.58 | % | 0.03 | 0 | 0 | 2.44 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 18.00 | 0.00 | 1.15 | 0.58 | % | 0.03 | 0 | 0 | 2.52 | 0.00 | 0.00 | 0.00 | 12/26/2025 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.00 | 0.00 | 2.95 | 1.48 | % | 0.74 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 3.00 | 0.00 | 2.00 | 1.00 | % | 0.33 | 0 | 0 | 6.27 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 4.00 | 0.00 | 2.05 | 1.03 | % | 0.26 | 0 | 0 | 4.59 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 5.00 | 0.00 | 1.65 | 0.83 | % | 0.17 | 0 | 0 | 2.95 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 6.00 | 0.00 | 1.35 | 0.68 | % | 0.11 | 0 | 0 | 1.92 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 7.00 | 0.00 | 2.10 | 1.05 | % | 0.15 | 0 | 0 | 2.08 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 8.00 | 0.15 | 0.25 | 0.20 | % | 0.03 | 0 | 0 | 0.05 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 9.00 | 0.05 | 4.80 | 2.43 | 0.55 | 0.00 | 0.00% | 0.27 | 0 | 7 | 1.65 | -0.28 | 0.78 | 0.00 | 12/19/2025 | 12/26/2025 3:59:49 PM EST |
| 10.00 | 0.00 | 1.40 | 0.70 | % | 0.07 | 0 | 0 | 0.00 | -0.77 | 0.28 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 11.00 | 0.90 | 2.65 | 1.78 | % | 0.16 | 0 | 0 | 0.00 | -0.92 | 0.10 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 12.00 | 1.60 | 3.60 | 2.60 | % | 0.22 | 0 | 0 | 0.00 | -0.97 | 0.04 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 13.00 | 1.10 | 4.90 | 3.00 | % | 0.23 | 0 | 0 | 0.00 | -0.99 | 0.01 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 14.00 | 2.05 | 6.90 | 4.48 | % | 0.32 | 0 | 0 | 1.32 | -1.00 | 0.01 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 15.00 | 4.30 | 6.60 | 5.45 | % | 0.36 | 0 | 0 | 0.01 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 16.00 | 4.00 | 8.50 | 6.25 | % | 0.39 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 17.00 | 5.00 | 9.60 | 7.30 | % | 0.43 | 0 | 0 | 0.04 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST | |||
| 18.00 | 6.00 | 10.50 | 8.25 | % | 0.46 | 0 | 0 | 0.04 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:49 PM EST |