Options Chain for PROTHENA CORP PLC SHS (PRTA) - $9.26 as of 1/16/2026 2:27:39 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 | 9.50 | 7.25 | % | 3.62 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 3.00 | 4.00 | 8.50 | 6.25 | % | 2.08 | 0 | 0 | 8.92 | 1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 4.00 | 3.00 | 7.60 | 5.30 | % | 1.32 | 0 | 0 | 6.72 | 1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 5.00 | 2.00 | 6.50 | 4.25 | 4.30 | % | 0.85 | 1 | 0 | 5.08 | 1.00 | 0.00 | 0.00 | 1/16/2026 | 1/16/2026 3:59:51 PM EST | |
| 6.00 | 1.00 | 4.90 | 2.95 | % | 0.49 | 0 | 0 | 3.26 | 1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 7.00 | 1.00 | 4.20 | 2.60 | % | 0.37 | 0 | 0 | 2.96 | 0.98 | 0.03 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 8.00 | 0.00 | 2.25 | 1.13 | 1.30 | 0.00 | 0.00% | 0.14 | 0 | 1 | 1.38 | 0.88 | 0.15 | 0.00 | 1/5/2026 | 1/16/2026 3:59:51 PM EST |
| 9.00 | 0.30 | 0.85 | 0.58 | 0.85 | +0.20 | +30.77% | 0.06 | 15 | 40 | 0.57 | 0.65 | 0.28 | -0.01 | 1/16/2026 | 1/16/2026 3:59:51 PM EST |
| 10.00 | 0.20 | 0.40 | 0.30 | 0.40 | +0.05 | +14.29% | 0.03 | 76 | 41 | 0.45 | 0.36 | 0.28 | -0.01 | 1/16/2026 | 1/16/2026 3:59:51 PM EST |
| 11.00 | 0.00 | 1.15 | 0.58 | 0.25 | 0.00 | 0.00% | 0.05 | 0 | 10 | 1.49 | 0.16 | 0.17 | 0.00 | 1/14/2026 | 1/16/2026 3:59:51 PM EST |
| 12.00 | 0.00 | 1.35 | 0.68 | % | 0.06 | 0 | 0 | 1.89 | 0.05 | 0.08 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 13.00 | 0.00 | 2.75 | 1.38 | % | 0.11 | 0 | 0 | 3.30 | 0.01 | 0.03 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 14.00 | 0.00 | 1.20 | 0.60 | % | 0.04 | 0 | 0 | 2.11 | 0.00 | 0.01 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 15.00 | 0.00 | 1.15 | 0.58 | % | 0.04 | 0 | 0 | 2.22 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 16.00 | 0.00 | 0.95 | 0.48 | % | 0.03 | 0 | 0 | 2.16 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 17.00 | 0.00 | 3.30 | 1.65 | % | 0.10 | 0 | 0 | 4.36 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 18.00 | 0.00 | 4.80 | 2.40 | % | 0.13 | 0 | 0 | 5.88 | 0.00 | 0.00 | 0.00 | 1/16/2026 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.00 | 0.00 | 2.00 | 1.00 | % | 0.50 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 3.00 | 0.00 | 2.50 | 1.25 | % | 0.42 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 4.00 | 0.00 | 2.25 | 1.13 | % | 0.28 | 0 | 0 | 6.73 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 5.00 | 0.00 | 2.45 | 1.23 | % | 0.25 | 0 | 0 | 5.63 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 6.00 | 0.00 | 1.80 | 0.90 | % | 0.15 | 0 | 0 | 3.62 | 0.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 7.00 | 0.00 | 1.95 | 0.98 | % | 0.14 | 0 | 0 | 3.10 | -0.02 | 0.03 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 8.00 | 0.00 | 0.50 | 0.25 | 0.25 | 0.00 | 0.00% | 0.03 | 0 | 14 | 0.98 | -0.12 | 0.15 | 0.00 | 1/12/2026 | 1/16/2026 3:59:51 PM EST |
| 9.00 | 0.00 | 4.00 | 2.00 | 0.54 | 0.00 | 0.00% | 0.22 | 0 | 19 | 3.92 | -0.35 | 0.28 | -0.01 | 1/7/2026 | 1/16/2026 3:59:51 PM EST |
| 10.00 | 0.45 | 2.40 | 1.43 | % | 0.14 | 0 | 0 | 1.76 | -0.64 | 0.28 | -0.01 | 1/16/2026 3:59:51 PM EST | |||
| 11.00 | 0.50 | 4.90 | 2.70 | % | 0.25 | 0 | 0 | 3.37 | -0.84 | 0.17 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 12.00 | 1.35 | 4.10 | 2.73 | % | 0.23 | 0 | 0 | 2.00 | -0.95 | 0.08 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 13.00 | 2.40 | 4.90 | 3.65 | % | 0.28 | 0 | 0 | 2.02 | -0.99 | 0.03 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 14.00 | 2.40 | 7.00 | 4.70 | % | 0.34 | 0 | 0 | 3.15 | -1.00 | 0.01 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 15.00 | 3.40 | 8.00 | 5.70 | % | 0.38 | 0 | 0 | 3.30 | -1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 16.00 | 5.00 | 8.60 | 6.80 | % | 0.42 | 0 | 0 | 3.09 | -1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 17.00 | 6.30 | 10.00 | 8.15 | % | 0.48 | 0 | 0 | 3.56 | -1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST | |||
| 18.00 | 7.20 | 11.00 | 9.10 | % | 0.51 | 0 | 0 | 3.68 | -1.00 | 0.00 | 0.00 | 1/16/2026 3:59:51 PM EST |