Options Chain for PROTHENA CORP PLC SHS (PRTA) - $9.81 as of 3/9/2026 8:53:23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 5.00 | 9.30 | 7.15 | % | 2.86 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 5.00 | 2.70 | 7.30 | 5.00 | 4.34 | 0.00 | 0.00% | 1.00 | 0 | 8 | 0.00 | 1.00 | 0.00 | 0.00 | 2/18/2026 | 3/9/2026 3:59:51 PM EST |
| 6.00 | 1.50 | 5.90 | 3.70 | 3.73 | 0.00 | 0.00% | 0.62 | 0 | 4 | 7.30 | 1.00 | 0.00 | 0.00 | 3/2/2026 | 3/9/2026 3:59:51 PM EST |
| 7.50 | 0.75 | 5.00 | 2.88 | 2.43 | 0.00 | 0.00% | 0.38 | 0 | 186 | 6.58 | 0.98 | 0.04 | 0.00 | 3/4/2026 | 3/9/2026 3:59:51 PM EST |
| 9.00 | 0.00 | 1.80 | 0.90 | 1.11 | 0.00 | 0.00% | 0.10 | 0 | 30 | 2.07 | 0.77 | 0.23 | -0.02 | 3/4/2026 | 3/9/2026 3:59:51 PM EST |
| 10.00 | 0.05 | 0.80 | 0.43 | 0.40 | 0.00 | 0.00% | 0.04 | 0 | 345 | 0.71 | 0.48 | 0.30 | -0.02 | 3/3/2026 | 3/9/2026 3:59:51 PM EST |
| 11.00 | 0.00 | 0.25 | 0.13 | 0.10 | -0.07 | -41.18% | 0.01 | 14 | 92 | 0.95 | 0.23 | 0.23 | -0.02 | 3/9/2026 | 3/9/2026 3:59:51 PM EST |
| 12.50 | 0.00 | 0.50 | 0.25 | 0.10 | 0.00 | 0.00% | 0.02 | 0 | 704 | 1.91 | 0.04 | 0.07 | -0.01 | 2/20/2026 | 3/9/2026 3:59:51 PM EST |
| 14.00 | 0.00 | 1.00 | 0.50 | 0.52 | 0.00 | 0.00% | 0.04 | 0 | 125 | 3.18 | 0.01 | 0.01 | 0.00 | 12/4/2025 | 3/9/2026 3:59:51 PM EST |
| 15.00 | 0.00 | 0.25 | 0.13 | 0.04 | 0.00 | 0.00% | 0.01 | 0 | 320 | 2.06 | 0.00 | 0.00 | 0.00 | 2/19/2026 | 3/9/2026 3:59:51 PM EST |
| 16.00 | 0.00 | 3.40 | 1.70 | 0.50 | 0.00 | 0.00% | 0.11 | 0 | 13 | 7.28 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 3/9/2026 3:59:51 PM EST |
| 17.00 | 0.00 | 0.30 | 0.15 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 3 | 2.57 | 0.00 | 0.00 | 0.00 | 10/2/2025 | 3/9/2026 3:59:51 PM EST |
| 18.00 | 0.00 | 3.20 | 1.60 | 0.18 | 0.00 | 0.00% | 0.09 | 0 | 17 | 7.41 | 0.00 | 0.00 | 0.00 | 10/1/2025 | 3/9/2026 3:59:51 PM EST |
| 20.00 | 0.00 | 3.80 | 1.90 | % | 0.10 | 0 | 0 | 8.68 | 0.00 | 0.00 | 0.00 | 3/9/2026 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 4.80 | 2.40 | % | 0.96 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 5.00 | 0.00 | 1.15 | 0.58 | 0.55 | 0.00 | 0.00% | 0.12 | 0 | 20 | 6.28 | 0.00 | 0.00 | 0.00 | 7/30/2025 | 3/9/2026 3:59:51 PM EST |
| 6.00 | 0.00 | 1.60 | 0.80 | 0.35 | 0.00 | 0.00% | 0.13 | 0 | 5 | 6.14 | 0.00 | 0.00 | 0.00 | 9/30/2025 | 3/9/2026 3:59:51 PM EST |
| 7.50 | 0.00 | 0.15 | 0.08 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 683 | 1.44 | -0.02 | 0.04 | 0.00 | 3/3/2026 | 3/9/2026 3:59:51 PM EST |
| 9.00 | 0.15 | 0.30 | 0.23 | 0.25 | 0.00 | 0.00% | 0.03 | 0 | 221 | 0.84 | -0.23 | 0.23 | -0.02 | 3/5/2026 | 3/9/2026 3:59:51 PM EST |
| 10.00 | 0.00 | 4.40 | 2.20 | 0.46 | 0.00 | 0.00% | 0.22 | 0 | 3 | 6.64 | -0.52 | 0.30 | -0.02 | 3/4/2026 | 3/9/2026 3:59:51 PM EST |
| 11.00 | 0.00 | 4.80 | 2.40 | 1.20 | 0.00 | 0.00% | 0.22 | 0 | 2 | 6.09 | -0.77 | 0.23 | -0.02 | 1/22/2026 | 3/9/2026 3:59:51 PM EST |
| 12.50 | 0.70 | 5.00 | 2.85 | 3.75 | 0.00 | 0.00% | 0.23 | 0 | 2 | 4.69 | -0.96 | 0.07 | -0.01 | 2/25/2026 | 3/9/2026 3:59:51 PM EST |
| 14.00 | 2.20 | 6.50 | 4.35 | % | 0.31 | 0 | 0 | 5.17 | -0.99 | 0.01 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 15.00 | 3.20 | 7.50 | 5.35 | % | 0.36 | 0 | 0 | 5.45 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 16.00 | 4.20 | 8.50 | 6.35 | % | 0.40 | 0 | 0 | 5.70 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 17.00 | 5.20 | 9.50 | 7.35 | % | 0.43 | 0 | 0 | 5.93 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 18.00 | 6.20 | 10.50 | 8.35 | % | 0.46 | 0 | 0 | 6.14 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST | |||
| 20.00 | 7.80 | 12.50 | 10.15 | % | 0.51 | 0 | 0 | 6.51 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:51 PM EST |