Options Chain for PROTARA THERAPEUTICS INC COM STK (TARA) - $3.07 as of 9/16/2025 9:19:47 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 | 0.50 | 0.80 | 0.65 | 0.85 | 0.00 | 0.00% | 0.26 | 0 | 15 | 4.52 | 0.86 | 0.34 | -0.02 | 8/27/2025 | 9/16/2025 4:00:00 PM EST |
| 5.00 | 0.00 | 0.15 | 0.08 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 12 | 5.28 | 0.01 | 0.05 | 0.00 | 8/22/2025 | 9/16/2025 4:00:00 PM EST |
| 7.50 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/16/2025 4:00:00 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 | 0 | 4.87 | -0.14 | 0.34 | -0.02 | 9/16/2025 4:00:00 PM EST | |||
| 5.00 | 1.70 | 2.10 | 1.90 | % | 0.38 | 0 | 0 | 5.64 | -0.99 | 0.05 | 0.00 | 9/16/2025 4:00:00 PM EST | |||
| 7.50 | 4.30 | 4.60 | 4.45 | % | 0.59 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 9/16/2025 4:00:00 PM EST |