Options Chain for GOSSAMER BIO INC COM (GOSS) - $3.44 as of 12/26/2025 3:00:09 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 2.30 | 3.30 | 2.80 | 3.03 | 0.00 | 0.00% | 5.60 | 0 | 1,694 | 0.00 | 1.00 | 0.00 | 0.00 | 12/19/2025 | 12/26/2025 3:59:54 PM EST |
| 1.00 | 2.10 | 2.35 | 2.23 | 2.17 | -0.23 | -9.59% | 2.23 | 55 | 4,018 | 4.53 | 1.00 | 0.00 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 1.50 | 1.25 | 2.25 | 1.75 | 1.90 | 0.00 | 0.00% | 1.17 | 0 | 6,291 | 6.04 | 1.00 | 0.00 | 0.00 | 12/24/2025 | 12/26/2025 3:59:54 PM EST |
| 2.00 | 1.10 | 1.40 | 1.25 | 1.42 | 0.00 | 0.00% | 0.62 | 0 | 2,634 | 2.48 | 1.00 | 0.00 | 0.00 | 12/24/2025 | 12/26/2025 3:59:54 PM EST |
| 3.00 | 0.30 | 0.40 | 0.35 | 0.33 | -0.21 | -38.89% | 0.12 | 12 | 15,686 | 0.71 | 0.70 | 0.63 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 4.00 | 0.00 | 0.05 | 0.03 | 0.05 | -0.05 | -50.00% | 0.01 | 557 | 23,267 | 0.83 | 0.12 | 0.36 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 6,853 | 1.34 | 0.01 | 0.03 | 0.00 | 12/23/2025 | 12/26/2025 3:59:54 PM EST |
| 6.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 662 | 1.71 | 0.00 | 0.00 | 0.00 | 12/15/2025 | 12/26/2025 3:59:54 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.03 | 0.00 | 0.00% | 0.05 | 0 | 5 | 4.82 | 0.00 | 0.00 | 0.00 | 11/6/2025 | 12/26/2025 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 0.00 | 0.50 | 0.25 | 0.05 | 0.00 | 0.00% | 0.50 | 0 | 175 | 0.00 | 0.00 | 0.00 | 0.00 | 12/17/2025 | 12/26/2025 3:59:54 PM EST |
| 1.00 | 0.00 | 0.35 | 0.18 | 0.05 | 0.00 | 0.00% | 0.18 | 0 | 988 | 6.95 | 0.00 | 0.00 | 0.00 | 12/16/2025 | 12/26/2025 3:59:54 PM EST |
| 1.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.02 | 27 | 1,816 | 2.37 | 0.00 | 0.00 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 2.00 | 0.00 | 0.10 | 0.05 | 0.05 | -0.10 | -66.67% | 0.03 | 1 | 109 | 2.00 | 0.00 | 0.00 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 3.00 | 0.05 | 0.20 | 0.13 | 0.05 | -0.15 | -75.00% | 0.04 | 1 | 786 | 0.74 | -0.30 | 0.63 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 4.00 | 0.70 | 0.95 | 0.83 | 0.81 | +0.03 | +3.85% | 0.21 | 4 | 79 | 1.36 | -0.88 | 0.36 | 0.00 | 12/26/2025 | 12/26/2025 3:59:54 PM EST |
| 5.00 | 1.30 | 2.30 | 1.80 | % | 0.36 | 0 | 0 | 3.21 | -0.99 | 0.03 | 0.00 | 12/26/2025 3:59:54 PM EST | |||
| 6.00 | 2.30 | 3.30 | 2.80 | 2.81 | 0.00 | 0.00% | 0.47 | 0 | 0 | 3.71 | -1.00 | 0.00 | 0.00 | 12/23/2025 | 12/26/2025 3:59:54 PM EST |
| 7.00 | 3.30 | 4.20 | 3.75 | 3.67 | 0.00 | 0.00% | 0.54 | 0 | 0 | 3.74 | -1.00 | 0.00 | 0.00 | 12/23/2025 | 12/26/2025 3:59:54 PM EST |