Options Chain for GENERATION BIO CO COM NEW (GBIO) - $5.11 as of 12/3/2025 3:59:04 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 | 0.05 | 0.03 | 0.09 | 0.00 | 0.00% | 0.01 | 0 | 1,270 | 10/15/2025 | EST | ||||
| 5.00 | 0.00 | 0.50 | 0.25 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 20 | 7/31/2025 | EST | ||||
| 7.50 | 0.00 | 0.50 | 0.25 | % | 0.03 | 0 | 0 | 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 | 1.75 | 2.25 | 2.00 | % | 0.80 | 0 | 0 | EST | |||||||
| 5.00 | 4.10 | 4.90 | 4.50 | % | 0.90 | 0 | 0 | EST | |||||||
| 7.50 | 6.50 | 7.50 | 7.00 | % | 0.93 | 0 | 0 | EST |