Options Chain for PROTHENA CORP PLC SHS (PRTA) - $10.43 as of 11/26/2025 8:49:41 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 | 5.60 | 10.00 | 7.80 | 5.80 | 0.00 | 0.00% | 3.12 | 0 | 40 | 0.00 | 1.00 | 0.00 | 0.00 | 8/15/2025 | 11/26/2025 3:59:51 PM EST |
| 4.00 | 4.00 | 8.90 | 6.45 | % | 1.61 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 5.00 | 3.00 | 7.20 | 5.10 | 5.20 | 0.00 | 0.00% | 1.02 | 0 | 877 | 0.00 | 1.00 | 0.00 | 0.00 | 11/20/2025 | 11/26/2025 3:59:51 PM EST |
| 6.00 | 2.10 | 6.90 | 4.50 | % | 0.75 | 0 | 0 | 3.93 | 0.99 | 0.01 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 7.50 | 2.10 | 4.00 | 3.05 | 2.62 | 0.00 | 0.00% | 0.41 | 0 | 989 | 1.67 | 0.93 | 0.05 | -0.01 | 11/18/2025 | 11/26/2025 3:59:51 PM EST |
| 9.00 | 0.00 | 2.80 | 1.40 | 1.75 | 0.00 | 0.00% | 0.16 | 0 | 26 | 1.36 | 0.79 | 0.12 | -0.01 | 9/30/2025 | 11/26/2025 3:59:51 PM EST |
| 10.00 | 0.95 | 1.25 | 1.10 | 1.37 | 0.00 | 0.00% | 0.11 | 0 | 1,543 | 0.52 | 0.64 | 0.16 | -0.01 | 11/24/2025 | 11/26/2025 3:59:51 PM EST |
| 11.00 | 0.35 | 1.30 | 0.83 | 0.75 | 0.00 | 0.00% | 0.08 | 0 | 1,156 | 0.64 | 0.48 | 0.17 | -0.01 | 11/25/2025 | 11/26/2025 3:59:51 PM EST |
| 12.50 | 0.05 | 0.45 | 0.25 | 0.30 | -0.04 | -11.77% | 0.02 | 28 | 1,372 | 0.51 | 0.26 | 0.14 | -0.01 | 11/26/2025 | 11/26/2025 3:59:51 PM EST |
| 14.00 | 0.00 | 0.95 | 0.48 | 0.35 | 0.00 | 0.00% | 0.03 | 0 | 168 | 1.26 | 0.13 | 0.09 | -0.01 | 11/13/2025 | 11/26/2025 3:59:51 PM EST |
| 15.00 | 0.05 | 0.75 | 0.40 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 610 | 0.90 | 0.07 | 0.06 | 0.00 | 11/25/2025 | 11/26/2025 3:59:51 PM EST |
| 16.00 | 0.00 | 1.15 | 0.58 | % | 0.04 | 0 | 0 | 1.65 | 0.04 | 0.04 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 17.50 | 0.00 | 1.15 | 0.58 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 67 | 1.80 | 0.02 | 0.02 | 0.00 | 9/25/2025 | 11/26/2025 3:59:51 PM EST |
| 20.00 | 0.00 | 0.90 | 0.45 | 0.10 | 0.00 | 0.00% | 0.02 | 0 | 423 | 1.83 | 0.00 | 0.00 | 0.00 | 10/28/2025 | 11/26/2025 3:59:51 PM EST |
| 22.50 | 0.00 | 2.10 | 1.05 | 4.58 | 0.00 | 0.00% | 0.05 | 0 | 7 | 2.85 | 0.00 | 0.00 | 0.00 | 10/2/2024 | 11/26/2025 3:59:51 PM EST |
| 25.00 | 0.00 | 2.30 | 1.15 | 0.35 | 0.00 | 0.00% | 0.05 | 0 | 11 | 3.14 | 0.00 | 0.00 | 0.00 | 7/23/2025 | 11/26/2025 3:59:51 PM EST |
| 30.00 | 0.00 | 1.40 | 0.70 | 0.14 | 0.00 | 0.00% | 0.02 | 0 | 157 | 2.79 | 0.00 | 0.00 | 0.00 | 10/28/2025 | 11/26/2025 3:59:51 PM EST |
| 35.00 | 0.00 | 2.40 | 1.20 | 1.45 | 0.00 | 0.00% | 0.03 | 0 | 2 | 3.68 | 0.00 | 0.00 | 0.00 | 1/30/2025 | 11/26/2025 3:59:51 PM EST |
| 40.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 94 | 1.76 | 0.00 | 0.00 | 0.00 | 10/13/2025 | 11/26/2025 3:59:51 PM EST |
| 45.00 | 0.00 | 2.30 | 1.15 | 0.75 | 0.00 | 0.00% | 0.03 | 0 | 3 | 3.94 | 0.00 | 0.00 | 0.00 | 1/29/2025 | 11/26/2025 3:59:51 PM EST |
| 50.00 | 0.00 | 4.80 | 2.40 | 0.45 | 0.00 | 0.00% | 0.05 | 0 | 20 | 5.71 | 0.00 | 0.00 | 0.00 | 4/28/2025 | 11/26/2025 3:59:51 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 | 0.25 | 0.13 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 36 | 3.04 | 0.00 | 0.00 | 0.00 | 8/5/2025 | 11/26/2025 3:59:51 PM EST |
| 4.00 | 0.00 | 1.15 | 0.58 | % | 0.14 | 0 | 0 | 3.77 | 0.00 | 0.00 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 5.00 | 0.00 | 0.25 | 0.13 | 0.15 | 0.00 | 0.00% | 0.03 | 0 | 250 | 1.68 | 0.00 | 0.00 | 0.00 | 11/20/2025 | 11/26/2025 3:59:51 PM EST |
| 6.00 | 0.00 | 1.40 | 0.70 | % | 0.12 | 0 | 0 | 2.77 | -0.01 | 0.01 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 7.50 | 0.05 | 0.15 | 0.10 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 7,039 | 0.68 | -0.07 | 0.05 | -0.01 | 11/25/2025 | 11/26/2025 3:59:51 PM EST |
| 9.00 | 0.00 | 4.80 | 2.40 | 1.40 | 0.00 | 0.00% | 0.27 | 0 | 1 | 4.26 | -0.21 | 0.12 | -0.01 | 9/23/2025 | 11/26/2025 3:59:51 PM EST |
| 10.00 | 0.30 | 1.40 | 0.85 | 0.95 | 0.00 | 0.00% | 0.08 | 0 | 46 | 0.73 | -0.36 | 0.16 | -0.01 | 11/20/2025 | 11/26/2025 3:59:51 PM EST |
| 11.00 | 0.45 | 2.85 | 1.65 | 1.20 | 0.00 | 0.00% | 0.15 | 0 | 274 | 1.68 | -0.52 | 0.17 | -0.01 | 11/25/2025 | 11/26/2025 3:59:51 PM EST |
| 12.50 | 1.50 | 4.70 | 3.10 | 3.02 | 0.00 | 0.00% | 0.25 | 0 | 39 | 2.28 | -0.74 | 0.14 | -0.01 | 10/6/2025 | 11/26/2025 3:59:51 PM EST |
| 14.00 | 1.00 | 4.90 | 2.95 | % | 0.21 | 0 | 0 | 1.62 | -0.87 | 0.09 | -0.01 | 11/26/2025 3:59:51 PM EST | |||
| 15.00 | 3.50 | 5.50 | 4.50 | 8.50 | 0.00 | 0.00% | 0.30 | 0 | 36 | 1.49 | -0.93 | 0.06 | 0.00 | 5/5/2025 | 11/26/2025 3:59:51 PM EST |
| 16.00 | 3.10 | 7.90 | 5.50 | % | 0.34 | 0 | 0 | 2.53 | -0.96 | 0.04 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 17.50 | 4.50 | 9.30 | 6.90 | 7.72 | 0.00 | 0.00% | 0.39 | 0 | 0 | 2.64 | -0.98 | 0.02 | 0.00 | 9/30/2025 | 11/26/2025 3:59:51 PM EST |
| 20.00 | 7.10 | 12.00 | 9.55 | 13.00 | 0.00 | 0.00% | 0.48 | 0 | 0 | 3.01 | -1.00 | 0.00 | 0.00 | 5/5/2025 | 11/26/2025 3:59:51 PM EST |
| 22.50 | 9.50 | 14.40 | 11.95 | 6.90 | 0.00 | 0.00% | 0.53 | 0 | 0 | 3.14 | -1.00 | 0.00 | 0.00 | 9/24/2024 | 11/26/2025 3:59:51 PM EST |
| 25.00 | 12.00 | 16.90 | 14.45 | 13.18 | 0.00 | 0.00% | 0.58 | 0 | 0 | 3.32 | -1.00 | 0.00 | 0.00 | 3/26/2025 | 11/26/2025 3:59:51 PM EST |
| 30.00 | 17.00 | 21.90 | 19.45 | 12.50 | 0.00 | 0.00% | 0.65 | 0 | 0 | 3.61 | -1.00 | 0.00 | 0.00 | 4/16/2024 | 11/26/2025 3:59:51 PM EST |
| 35.00 | 22.00 | 26.90 | 24.45 | 16.75 | 0.00 | 0.00% | 0.70 | 0 | 0 | 3.84 | -1.00 | 0.00 | 0.00 | 4/16/2024 | 11/26/2025 3:59:51 PM EST |
| 40.00 | 27.00 | 31.90 | 29.45 | 26.94 | 0.00 | 0.00% | 0.74 | 0 | 0 | 4.05 | -1.00 | 0.00 | 0.00 | 3/17/2025 | 11/26/2025 3:59:51 PM EST |
| 45.00 | 32.00 | 36.90 | 34.45 | % | 0.77 | 0 | 0 | 4.22 | -1.00 | 0.00 | 0.00 | 11/26/2025 3:59:51 PM EST | |||
| 50.00 | 37.00 | 41.90 | 39.45 | 43.20 | 0.00 | 0.00% | 0.79 | 0 | 0 | 4.37 | -1.00 | 0.00 | 0.00 | 5/14/2025 | 11/26/2025 3:59:51 PM EST |