Options Chain for TECOGEN INC NEW COM NEW (TGEN) - $2.33 as of 10/28/2026 8:58:24 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 | 0.85 | 0.43 | 0.32 | 0.00 | 0.00% | 0.17 | 0 | 78 | 4.23 | 0.48 | 0.42 | -0.01 | 10/21/2026 | 10/28/2026 4:00:08 PM EST |
| 5.00 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 38 | 2.10 | 0.04 | 0.10 | 0.00 | 10/26/2026 | 10/28/2026 4:00:08 PM EST |
| 7.50 | 0.00 | 1.05 | 0.53 | % | 0.07 | 0 | 0 | 7.86 | 0.00 | 0.01 | 0.00 | 10/28/2026 4:00:08 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 | 0.35 | 0.70 | 0.53 | 0.67 | 0.00 | 0.00% | 0.21 | 0 | 28 | 1.60 | -0.52 | 0.42 | -0.01 | 10/27/2026 | 10/28/2026 4:00:08 PM EST |
| 5.00 | 2.65 | 4.80 | 3.73 | 2.21 | 0.00 | 0.00% | 0.75 | 0 | 7 | 0.00 | -0.96 | 0.10 | 0.00 | 9/25/2026 | 10/28/2026 4:00:08 PM EST |
| 7.50 | 4.90 | 7.30 | 6.10 | % | 0.81 | 0 | 0 | 0.00 | -1.00 | 0.01 | 0.00 | 10/28/2026 4:00:08 PM EST |