Options Chain for GOSSAMER BIO INC COM (GOSS) - $3.20 as of 9/16/2025 8:47:37 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 | 2.20 | 3.20 | 2.70 | 2.20 | 0.00 | 0.00% | 5.40 | 0 | 100 | 0.00 | 1.00 | 0.00 | 0.00 | 9/8/2025 | 9/16/2025 3:59:52 PM EST |
| 1.00 | 1.85 | 2.60 | 2.23 | 1.80 | 0.00 | 0.00% | 2.23 | 0 | 7 | 0.00 | 1.00 | 0.00 | 0.00 | 9/8/2025 | 9/16/2025 3:59:52 PM EST |
| 1.50 | 1.20 | 2.10 | 1.65 | 1.06 | 0.00 | 0.00% | 1.10 | 0 | 11 | 0.00 | 1.00 | 0.00 | 0.00 | 9/4/2025 | 9/16/2025 3:59:52 PM EST |
| 2.00 | 1.15 | 1.45 | 1.30 | 1.15 | -0.25 | -17.86% | 0.65 | 7 | 20,594 | 5.38 | 1.00 | 0.00 | 0.00 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 3.00 | 0.15 | 0.30 | 0.23 | 0.22 | -0.03 | -12.00% | 0.08 | 36 | 800 | 4.94 | 0.69 | 0.75 | -0.03 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 4.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 3 | 385 | 2.26 | 0.07 | 0.29 | -0.01 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 3 | 64 | 3.60 | 0.00 | 0.01 | 0.00 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 6.00 | 0.00 | 0.75 | 0.38 | % | 0.06 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/16/2025 3:59:52 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 | 0.40 | 0.20 | % | 0.40 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/16/2025 3:59:52 PM EST | |||
| 1.00 | 0.00 | 0.75 | 0.38 | % | 0.38 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/16/2025 3:59:52 PM EST | |||
| 1.50 | 0.00 | 0.55 | 0.28 | % | 0.19 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/16/2025 3:59:52 PM EST | |||
| 2.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 47 | 5.21 | 0.00 | 0.00 | 0.00 | 9/8/2025 | 9/16/2025 3:59:52 PM EST |
| 3.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 3 | 270 | 1.60 | -0.31 | 0.75 | -0.03 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 4.00 | 0.60 | 0.95 | 0.78 | 0.94 | +0.35 | +59.33% | 0.20 | 1 | 1 | 3.33 | -0.93 | 0.29 | -0.01 | 9/16/2025 | 9/16/2025 3:59:52 PM EST |
| 5.00 | 1.70 | 2.10 | 1.90 | % | 0.38 | 0 | 0 | 6.46 | -1.00 | 0.01 | 0.00 | 9/16/2025 3:59:52 PM EST | |||
| 6.00 | 2.60 | 3.00 | 2.80 | % | 0.47 | 0 | 0 | 8.66 | -1.00 | 0.00 | 0.00 | 9/16/2025 3:59:52 PM EST |