Options Chain for PROTARA THERAPEUTICS INC COM STK (TARA) - $5.49 as of 12/26/2025 3:50:18 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 | 1.30 | 4.90 | 3.10 | % | 1.24 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 12/26/2025 3:59:57 PM EST | |||
| 5.00 | 0.35 | 1.45 | 0.90 | 0.71 | 0.00 | 0.00% | 0.18 | 0 | 35 | 2.44 | 0.78 | 0.36 | -0.01 | 12/22/2025 | 12/26/2025 3:59:57 PM EST |
| 7.50 | 0.00 | 0.10 | 0.05 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 26 | 1.08 | 0.03 | 0.08 | 0.00 | 12/11/2025 | 12/26/2025 3:59:57 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | 0.50 | 0.00 | 0.00% | 0.04 | 0 | 150 | 3.31 | 0.00 | 0.00 | 0.00 | 11/28/2025 | 12/26/2025 3:59:57 PM EST |
| 12.50 | 0.00 | 0.45 | 0.23 | 0.15 | 0.00 | 0.00% | 0.02 | 0 | 5 | 3.20 | 0.00 | 0.00 | 0.00 | 11/24/2025 | 12/26/2025 3:59:57 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 | % | 0.15 | 0 | 0 | 5.58 | 0.00 | 0.00 | 0.00 | 12/26/2025 3:59:57 PM EST | |||
| 5.00 | 0.05 | 0.20 | 0.13 | 0.25 | 0.00 | 0.00% | 0.03 | 0 | 15 | 0.65 | -0.22 | 0.36 | -0.01 | 12/22/2025 | 12/26/2025 3:59:57 PM EST |
| 7.50 | 0.30 | 2.90 | 1.60 | 1.66 | 0.00 | 0.00% | 0.21 | 0 | 1 | 2.89 | -0.97 | 0.08 | 0.00 | 12/5/2025 | 12/26/2025 3:59:57 PM EST |
| 10.00 | 2.20 | 7.00 | 4.60 | % | 0.46 | 0 | 0 | 6.81 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:57 PM EST | |||
| 12.50 | 4.70 | 9.50 | 7.10 | % | 0.57 | 0 | 0 | 7.36 | -1.00 | 0.00 | 0.00 | 12/26/2025 3:59:57 PM EST |