Options Chain for PROTARA THERAPEUTICS INC COM STK (TARA) - $4.09 as of 7/22/2026 11:59:16 AM 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 | 1.10 | 2.25 | 1.68 | 1.76 | 0.00 | 0.00% | 0.67 | 0 | 3 | 3.77 | 0.98 | 0.04 | 0.00 | 7/13/2026 | 7/22/2026 3:59:51 PM EST |
| 5.00 | 0.00 | 0.10 | 0.05 | 0.15 | 0.00 | 0.00% | 0.01 | 0 | 265 | 0.79 | 0.24 | 0.31 | -0.01 | 7/22/2026 | 7/22/2026 3:59:51 PM EST |
| 7.50 | 0.00 | 0.15 | 0.08 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 927 | 1.76 | 0.01 | 0.02 | 0.00 | 7/22/2026 | 7/22/2026 3:59:51 PM EST |
| 10.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 304 | 4.28 | 0.00 | 0.00 | 0.00 | 6/23/2026 | 7/22/2026 3:59:51 PM EST |
| 12.50 | 0.00 | 0.45 | 0.23 | 0.10 | 0.00 | 0.00% | 0.02 | 0 | 27 | 3.54 | 0.00 | 0.00 | 0.00 | 4/13/2026 | 7/22/2026 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 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 14 | 1.57 | -0.02 | 0.04 | 0.00 | 4/10/2026 | 7/22/2026 3:59:51 PM EST |
| 5.00 | 0.05 | 1.55 | 0.80 | 1.03 | 0.00 | 0.00% | 0.16 | 0 | 249 | 2.54 | -0.76 | 0.31 | -0.01 | 7/8/2026 | 7/22/2026 3:59:51 PM EST |
| 7.50 | 2.80 | 4.20 | 3.50 | % | 0.47 | 0 | 1 | 3.32 | -0.99 | 0.02 | 0.00 | 7/22/2026 3:59:51 PM EST | |||
| 10.00 | 4.60 | 8.30 | 6.45 | % | 0.65 | 0 | 0 | 7.60 | -1.00 | 0.00 | 0.00 | 7/22/2026 3:59:51 PM EST | |||
| 12.50 | 7.70 | 9.20 | 8.45 | % | 0.68 | 0 | 1 | 4.35 | -1.00 | 0.00 | 0.00 | 7/22/2026 3:59:51 PM EST |