Options Chain for PROTHENA CORP PLC SHS (PRTA) - $10.26 as of 11/5/2025 12:53:04 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 | 5.50 | 10.00 | 7.75 | 7.32 | 0.00 | 0.00% | 3.10 | 0 | 225 | 0.00 | 1.00 | 0.00 | 0.00 | 10/6/2025 | 11/5/2025 12:58:55 PM EST |
| 5.00 | 4.70 | 5.80 | 5.25 | 5.23 | 0.00 | 0.00% | 1.05 | 0 | 39 | 2.42 | 1.00 | 0.00 | 0.00 | 10/13/2025 | 11/5/2025 12:58:55 PM EST |
| 6.00 | 3.70 | 4.90 | 4.30 | % | 0.72 | 0 | 0 | 2.08 | 1.00 | 0.00 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 7.50 | 2.30 | 3.20 | 2.75 | 2.75 | -0.95 | -25.68% | 0.37 | 1 | 167 | 1.25 | 0.98 | 0.08 | 0.00 | 11/5/2025 | 11/5/2025 12:58:55 PM EST |
| 9.00 | 1.05 | 1.95 | 1.50 | 1.72 | 0.00 | 0.00% | 0.17 | 0 | 74 | 0.99 | 0.77 | 0.17 | 0.00 | 10/2/2025 | 11/5/2025 12:58:55 PM EST |
| 10.00 | 0.50 | 1.45 | 0.98 | 1.57 | 0.00 | 0.00% | 0.10 | 0 | 615 | 0.64 | 0.58 | 0.19 | -0.01 | 10/28/2025 | 11/5/2025 12:58:55 PM EST |
| 11.00 | 0.30 | 1.05 | 0.68 | 0.80 | 0.00 | 0.00% | 0.06 | 0 | 35 | 0.72 | 0.39 | 0.18 | -0.01 | 10/13/2025 | 11/5/2025 12:58:55 PM EST |
| 12.50 | 0.00 | 0.75 | 0.38 | 0.65 | 0.00 | 0.00% | 0.03 | 0 | 202 | 1.09 | 0.19 | 0.12 | -0.01 | 10/28/2025 | 11/5/2025 12:58:55 PM EST |
| 14.00 | 0.00 | 0.60 | 0.30 | % | 0.02 | 0 | 0 | 1.20 | 0.08 | 0.06 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 15.00 | 0.00 | 0.50 | 0.25 | 2.55 | 0.00 | 0.00% | 0.02 | 0 | 42 | 1.24 | 0.04 | 0.04 | 0.00 | 5/6/2025 | 11/5/2025 12:58:55 PM EST |
| 16.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 1.57 | 0.02 | 0.02 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 17.50 | 0.00 | 0.95 | 0.48 | % | 0.03 | 0 | 0 | 1.89 | 0.01 | 0.01 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 20.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 78 | 2.12 | 0.00 | 0.00 | 0.00 | 9/12/2025 | 11/5/2025 12:58:55 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 | 0.75 | 0.38 | 0.01 | 0.00 | 0.00% | 0.15 | 0 | 316 | 4.75 | 0.00 | 0.00 | 0.00 | 8/11/2025 | 11/5/2025 12:58:55 PM EST |
| 5.00 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 3,023 | 1.62 | 0.00 | 0.00 | 0.00 | 11/4/2025 | 11/5/2025 12:58:55 PM EST |
| 6.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 1.05 | 0.00 | 0.00 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 7.50 | 0.05 | 0.10 | 0.08 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 3,895 | 0.62 | -0.02 | 0.08 | 0.00 | 11/4/2025 | 11/5/2025 12:58:55 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | 0.30 | 0.00 | 0.00% | 0.04 | 0 | 5 | 0.92 | -0.23 | 0.17 | 0.00 | 10/28/2025 | 11/5/2025 12:58:55 PM EST |
| 10.00 | 0.35 | 1.30 | 0.83 | 1.00 | 0.00 | 0.00% | 0.08 | 0 | 27 | 0.62 | -0.42 | 0.19 | -0.01 | 10/28/2025 | 11/5/2025 12:58:55 PM EST |
| 11.00 | 0.75 | 5.00 | 2.88 | 1.21 | 0.00 | 0.00% | 0.26 | 0 | 26 | 3.27 | -0.61 | 0.18 | -0.01 | 10/28/2025 | 11/5/2025 12:58:55 PM EST |
| 12.50 | 2.00 | 3.40 | 2.70 | 2.70 | 0.00 | 0.00% | 0.22 | 0 | 2 | 1.26 | -0.81 | 0.12 | -0.01 | 10/2/2025 | 11/5/2025 12:58:55 PM EST |
| 14.00 | 2.80 | 4.80 | 3.80 | % | 0.27 | 0 | 0 | 1.43 | -0.92 | 0.06 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 15.00 | 3.80 | 5.60 | 4.70 | 6.50 | 0.00 | 0.00% | 0.31 | 0 | 0 | 1.40 | -0.96 | 0.04 | 0.00 | 8/18/2025 | 11/5/2025 12:58:55 PM EST |
| 16.00 | 3.40 | 7.00 | 5.20 | % | 0.33 | 0 | 0 | 1.85 | -0.98 | 0.02 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 17.50 | 6.10 | 9.50 | 7.80 | % | 0.45 | 0 | 0 | 2.76 | -0.99 | 0.01 | 0.00 | 11/5/2025 12:58:55 PM EST | |||
| 20.00 | 7.50 | 12.00 | 9.75 | % | 0.49 | 0 | 0 | 3.01 | -1.00 | 0.00 | 0.00 | 11/5/2025 12:58:55 PM EST |