Options Chain for PROTARA THERAPEUTICS INC COM STK (TARA) - $3.91 as of 9/15/2026 6:55:04 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 | 0.00 | 2.80 | 1.40 | 1.26 | 0.00 | 0.00% | 0.56 | 0 | 2 | 0.00 | 1.00 | 0.00 | 0.00 | 8/31/2026 | 9/15/2026 3:59:54 PM EST |
| 5.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 3.16 | 0.00 | 0.01 | 0.00 | 9/15/2026 3:59:54 PM EST | |||
| 7.50 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/15/2026 3:59:54 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 | 0.10 | 0.05 | % | 0.02 | 0 | 0 | 4.43 | 0.00 | 0.00 | 0.00 | 9/15/2026 3:59:54 PM EST | |||
| 5.00 | 0.75 | 2.50 | 1.63 | 1.25 | 0.00 | 0.00% | 0.33 | 0 | 2 | 0.00 | -1.00 | 0.01 | 0.00 | 9/11/2026 | 9/15/2026 3:59:54 PM EST |
| 7.50 | 2.80 | 4.40 | 3.60 | % | 0.48 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 9/15/2026 3:59:54 PM EST |