Options Chain for TECOGEN INC NEW COM NEW (TGEN) - $4.06 as of 8/12/2026 1:58:58 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 | 1.55 | 2.00 | 1.78 | 1.64 | 0.00 | 0.00% | 0.71 | 0 | 3 | 2.57 | 0.89 | 0.09 | -0.01 | 8/7/2026 | 8/12/2026 1:59:00 PM EST |
| 5.00 | 0.40 | 0.65 | 0.53 | 0.53 | -0.02 | -3.64% | 0.11 | 1 | 5 | 1.59 | 0.44 | 0.19 | -0.01 | 8/12/2026 | 8/12/2026 1:59:00 PM EST |
| 7.50 | 0.10 | 0.30 | 0.20 | 0.14 | -0.05 | -26.32% | 0.03 | 2 | 31 | 1.69 | 0.18 | 0.13 | -0.01 | 8/12/2026 | 8/12/2026 1:59:00 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 | 0.25 | 0.13 | 0.25 | 0.00 | 0.00% | 0.05 | 0 | 1 | 2.01 | -0.11 | 0.09 | -0.01 | 8/3/2026 | 8/12/2026 1:59:00 PM EST |
| 5.00 | 1.25 | 1.60 | 1.43 | 2.03 | 0.00 | 0.00% | 0.29 | 0 | 31 | 1.59 | -0.56 | 0.19 | -0.01 | 7/23/2026 | 8/12/2026 1:59:00 PM EST |
| 7.50 | 3.00 | 4.20 | 3.60 | % | 0.48 | 0 | 0 | 3.05 | -0.82 | 0.13 | -0.01 | 8/12/2026 1:59:00 PM EST |