Options Chain for TRANSALTA CORP COM (TAC) - $12.86 as of 3/12/2026 4:23:44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4.00 | 8.00 | 10.20 | 9.10 | 8.69 | 0.00 | 0.00% | 2.27 | 0 | 1 | 0.00 | 1.00 | 0.00 | 0.00 | 3/11/2026 | 3/12/2026 2:58:08 PM EST |
| 5.00 | 7.00 | 8.50 | 7.75 | 8.20 | 0.00 | 0.00% | 1.55 | 0 | 0 | 6.53 | 1.00 | 0.00 | 0.00 | 2/6/2026 | 3/12/2026 2:58:08 PM EST |
| 6.00 | 6.00 | 7.60 | 6.80 | 6.65 | 0.00 | 0.00% | 1.13 | 0 | 1 | 5.45 | 1.00 | 0.00 | 0.00 | 2/26/2026 | 3/12/2026 2:58:08 PM EST |
| 7.00 | 5.00 | 6.30 | 5.65 | 7.10 | 0.00 | 0.00% | 0.81 | 0 | 1 | 3.63 | 1.00 | 0.00 | 0.00 | 1/28/2026 | 3/12/2026 2:58:08 PM EST |
| 8.00 | 4.20 | 5.40 | 4.80 | 4.80 | 0.00 | 0.00% | 0.60 | 0 | 8 | 3.55 | 1.00 | 0.00 | 0.00 | 1/20/2026 | 3/12/2026 2:58:08 PM EST |
| 9.00 | 3.20 | 4.40 | 3.80 | 3.50 | 0.00 | 0.00% | 0.42 | 0 | 3 | 2.90 | 1.00 | 0.00 | 0.00 | 3/9/2026 | 3/12/2026 2:58:08 PM EST |
| 10.00 | 2.20 | 3.30 | 2.75 | 2.38 | 0.00 | 0.00% | 0.28 | 0 | 22 | 2.11 | 1.00 | 0.00 | 0.00 | 3/9/2026 | 3/12/2026 2:58:08 PM EST |
| 11.00 | 1.45 | 2.20 | 1.83 | 1.57 | 0.00 | 0.00% | 0.17 | 0 | 87 | 1.39 | 0.98 | 0.05 | -0.01 | 3/9/2026 | 3/12/2026 2:58:08 PM EST |
| 12.00 | 0.85 | 1.25 | 1.05 | 1.00 | 0.00 | 0.00% | 0.09 | 41 | 344 | 0.62 | 0.83 | 0.25 | -0.02 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 13.00 | 0.25 | 0.40 | 0.33 | 0.40 | +0.06 | +17.65% | 0.03 | 70 | 6,679 | 0.49 | 0.47 | 0.41 | -0.03 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 14.00 | 0.05 | 0.15 | 0.10 | 0.15 | +0.05 | +50.00% | 0.01 | 22 | 4,230 | 0.56 | 0.16 | 0.24 | -0.02 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 15.00 | 0.00 | 0.10 | 0.05 | 0.10 | +0.05 | +100.00% | 0.00 | 47 | 4,956 | 0.85 | 0.03 | 0.07 | 0.00 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 16.00 | 0.00 | 0.15 | 0.08 | 0.03 | +0.02 | +200.00% | 0.01 | 21 | 5,205 | 1.23 | 0.00 | 0.01 | 0.00 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 17.00 | 0.00 | 0.40 | 0.20 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 907 | 1.98 | 0.00 | 0.00 | 0.00 | 3/11/2026 | 3/12/2026 2:58:08 PM EST |
| 18.00 | 0.00 | 0.10 | 0.05 | 0.08 | 0.00 | 0.00% | 0.00 | 0 | 992 | 1.50 | 0.00 | 0.00 | 0.00 | 3/10/2026 | 3/12/2026 2:58:08 PM EST |
| 19.00 | 0.00 | 0.65 | 0.33 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 254 | 2.87 | 0.00 | 0.00 | 0.00 | 1/26/2026 | 3/12/2026 2:58:08 PM EST |
| 20.00 | 0.00 | 0.05 | 0.03 | 0.03 | 0.00 | 0.00% | 0.00 | 0 | 1,642 | 1.62 | 0.00 | 0.00 | 0.00 | 3/11/2026 | 3/12/2026 2:58:08 PM EST |
| 21.00 | 0.00 | 0.05 | 0.03 | 0.03 | 0.00 | 0.00% | 0.00 | 0 | 1,711 | 1.76 | 0.00 | 0.00 | 0.00 | 3/5/2026 | 3/12/2026 2:58:08 PM EST |
| 22.00 | 0.00 | 0.75 | 0.38 | 1.10 | 0.00 | 0.00% | 0.02 | 0 | 12 | 3.63 | 0.00 | 0.00 | 0.00 | 11/4/2025 | 3/12/2026 2:58:08 PM EST |
| 23.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 417 | 3.80 | 0.00 | 0.00 | 0.00 | 1/26/2026 | 3/12/2026 2:58:08 PM EST |
| 24.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 132 | 3.96 | 0.00 | 0.00 | 0.00 | 1/29/2026 | 3/12/2026 2:58:08 PM EST |
| 25.00 | 0.00 | 0.75 | 0.38 | 0.01 | 0.00 | 0.00% | 0.02 | 0 | 354 | 4.12 | 0.00 | 0.00 | 0.00 | 2/23/2026 | 3/12/2026 2:58:08 PM EST |
| 30.00 | 0.00 | 0.05 | 0.03 | 0.17 | 0.00 | 0.00% | 0.00 | 0 | 367 | 2.72 | 0.00 | 0.00 | 0.00 | 11/24/2025 | 3/12/2026 2:58:08 PM EST |
| 35.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 44 | 0.00 | 0.00 | 0.00 | 0.00 | 11/14/2025 | 3/12/2026 2:58:08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4.00 | 0.00 | 0.75 | 0.38 | % | 0.10 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 5.00 | 0.00 | 0.75 | 0.38 | % | 0.08 | 0 | 0 | 6.99 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 6.00 | 0.00 | 0.75 | 0.38 | % | 0.06 | 0 | 0 | 5.86 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 7.00 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 4.92 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 8.00 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 4.12 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 3.41 | 0.00 | 0.00 | 0.00 | 3/12/2026 2:58:08 PM EST | |||
| 10.00 | 0.00 | 0.30 | 0.15 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 27 | 1.86 | 0.00 | 0.00 | 0.00 | 2/23/2026 | 3/12/2026 2:58:08 PM EST |
| 11.00 | 0.00 | 0.10 | 0.05 | 0.08 | 0.00 | 0.00% | 0.00 | 0 | 1,403 | 0.93 | -0.02 | 0.05 | -0.01 | 3/6/2026 | 3/12/2026 2:58:08 PM EST |
| 12.00 | 0.10 | 0.20 | 0.15 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 1,343 | 0.63 | -0.17 | 0.25 | -0.02 | 3/9/2026 | 3/12/2026 2:58:08 PM EST |
| 13.00 | 0.45 | 0.60 | 0.53 | 0.45 | -0.38 | -45.79% | 0.04 | 3 | 2,439 | 0.48 | -0.53 | 0.41 | -0.03 | 3/12/2026 | 3/12/2026 2:58:08 PM EST |
| 14.00 | 1.00 | 1.75 | 1.38 | 0.73 | 0.00 | 0.00% | 0.10 | 0 | 45 | 1.40 | -0.84 | 0.24 | -0.02 | 3/2/2026 | 3/12/2026 2:58:08 PM EST |
| 15.00 | 1.90 | 2.70 | 2.30 | 2.01 | 0.00 | 0.00% | 0.15 | 0 | 56 | 1.71 | -0.97 | 0.07 | 0.00 | 3/6/2026 | 3/12/2026 2:58:08 PM EST |
| 16.00 | 2.70 | 3.90 | 3.30 | 2.77 | 0.00 | 0.00% | 0.21 | 0 | 42 | 2.33 | -1.00 | 0.01 | 0.00 | 2/17/2026 | 3/12/2026 2:58:08 PM EST |
| 17.00 | 3.70 | 4.90 | 4.30 | 4.50 | 0.00 | 0.00% | 0.25 | 0 | 8 | 2.62 | -1.00 | 0.00 | 0.00 | 2/4/2026 | 3/12/2026 2:58:08 PM EST |
| 18.00 | 4.70 | 5.90 | 5.30 | 4.60 | 0.00 | 0.00% | 0.29 | 0 | 4 | 2.88 | -1.00 | 0.00 | 0.00 | 1/29/2026 | 3/12/2026 2:58:08 PM EST |
| 19.00 | 5.60 | 7.00 | 6.30 | 6.75 | 0.00 | 0.00% | 0.33 | 0 | 1 | 3.28 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 20.00 | 6.60 | 8.00 | 7.30 | 7.30 | 0.00 | 0.00% | 0.36 | 0 | 16 | 3.50 | -1.00 | 0.00 | 0.00 | 2/4/2026 | 3/12/2026 2:58:08 PM EST |
| 21.00 | 7.50 | 9.00 | 8.25 | 8.75 | 0.00 | 0.00% | 0.39 | 0 | 1 | 3.70 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 22.00 | 8.50 | 10.00 | 9.25 | 9.65 | 0.00 | 0.00% | 0.42 | 0 | 2 | 3.89 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 23.00 | 9.50 | 11.00 | 10.25 | 10.75 | 0.00 | 0.00% | 0.45 | 0 | 1 | 4.07 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 24.00 | 10.20 | 12.50 | 11.35 | 11.70 | 0.00 | 0.00% | 0.47 | 0 | 0 | 5.00 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 25.00 | 11.20 | 13.50 | 12.35 | 12.40 | 0.00 | 0.00% | 0.49 | 0 | 0 | 5.17 | -1.00 | 0.00 | 0.00 | 2/4/2026 | 3/12/2026 2:58:08 PM EST |
| 30.00 | 16.20 | 18.50 | 17.35 | 17.75 | 0.00 | 0.00% | 0.58 | 0 | 0 | 5.87 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |
| 35.00 | 20.90 | 23.70 | 22.30 | 22.75 | 0.00 | 0.00% | 0.64 | 0 | 0 | 6.73 | -1.00 | 0.00 | 0.00 | 2/5/2026 | 3/12/2026 2:58:08 PM EST |