Options Chain for JANUX THERAPEUTICS INC COM (JANX) - $13.39 as of 2/5/2026 9:21:33 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 | 9.20 | 12.90 | 11.05 | % | 4.42 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 5.00 | 6.80 | 10.60 | 8.70 | % | 1.74 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 7.50 | 4.50 | 8.10 | 6.30 | % | 0.84 | 0 | 0 | 3.37 | 1.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 10.00 | 2.70 | 5.60 | 4.15 | 5.10 | 0.00 | 0.00% | 0.42 | 0 | 2 | 2.26 | 0.93 | 0.04 | -0.01 | 1/22/2026 | 2/4/2026 3:59:56 PM EST |
| 12.50 | 1.20 | 2.55 | 1.88 | 2.37 | 0.00 | 0.00% | 0.15 | 0 | 153 | 0.63 | 0.69 | 0.11 | -0.02 | 1/28/2026 | 2/4/2026 3:59:56 PM EST |
| 15.00 | 0.25 | 1.80 | 1.03 | 1.10 | 0.00 | 0.00% | 0.07 | 0 | 161 | 0.80 | 0.39 | 0.12 | -0.02 | 2/4/2026 | 2/4/2026 3:59:56 PM EST |
| 17.50 | 0.00 | 2.50 | 1.25 | 0.77 | 0.00 | 0.00% | 0.07 | 0 | 32 | 1.99 | 0.18 | 0.08 | -0.01 | 1/26/2026 | 2/4/2026 3:59:56 PM EST |
| 20.00 | 0.00 | 2.30 | 1.15 | 0.40 | 0.00 | 0.00% | 0.06 | 0 | 29 | 2.16 | 0.07 | 0.04 | -0.01 | 1/27/2026 | 2/4/2026 3:59:56 PM EST |
| 22.50 | 0.00 | 2.20 | 1.10 | % | 0.05 | 0 | 0 | 2.33 | 0.02 | 0.02 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 25.00 | 0.00 | 2.20 | 1.10 | % | 0.04 | 0 | 0 | 2.53 | 0.01 | 0.01 | 0.00 | 2/4/2026 3:59:56 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 | 2.05 | 1.03 | % | 0.41 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 5.00 | 0.00 | 2.05 | 1.03 | % | 0.21 | 0 | 0 | 5.06 | 0.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 7.50 | 0.00 | 0.85 | 0.43 | % | 0.06 | 0 | 0 | 2.16 | 0.00 | 0.00 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 10.00 | 0.00 | 0.90 | 0.45 | % | 0.04 | 0 | 0 | 1.43 | -0.07 | 0.04 | -0.01 | 2/4/2026 3:59:56 PM EST | |||
| 12.50 | 0.30 | 1.30 | 0.80 | 0.70 | 0.00 | 0.00% | 0.06 | 0 | 194 | 0.72 | -0.31 | 0.11 | -0.02 | 1/30/2026 | 2/4/2026 3:59:56 PM EST |
| 15.00 | 1.45 | 3.10 | 2.28 | 1.70 | 0.00 | 0.00% | 0.15 | 0 | 11 | 1.23 | -0.61 | 0.12 | -0.02 | 1/22/2026 | 2/4/2026 3:59:56 PM EST |
| 17.50 | 3.70 | 5.00 | 4.35 | 4.34 | 0.00 | 0.00% | 0.25 | 0 | 55 | 1.28 | -0.82 | 0.08 | -0.01 | 2/4/2026 | 2/4/2026 3:59:56 PM EST |
| 20.00 | 5.60 | 8.20 | 6.90 | 5.90 | 0.00 | 0.00% | 0.35 | 0 | 5 | 1.97 | -0.93 | 0.04 | -0.01 | 2/4/2026 | 2/4/2026 3:59:56 PM EST |
| 22.50 | 7.10 | 10.10 | 8.60 | % | 0.38 | 0 | 0 | 1.86 | -0.98 | 0.02 | 0.00 | 2/4/2026 3:59:56 PM EST | |||
| 25.00 | 9.60 | 13.20 | 11.40 | % | 0.46 | 0 | 0 | 2.43 | -0.99 | 0.01 | 0.00 | 2/4/2026 3:59:56 PM EST |