Options Chain for TRANSALTA CORP COM (TAC) - $13.21 as of 11/4/2026 5:45:13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3.00 | 10.20 | 11.20 | 10.70 | 10.42 | 0.00 | 0.00% | 3.57 | 0 | 2 | 7.25 | 1.00 | 0.00 | 0.00 | 6/11/2026 | 11/4/2026 2:58:55 PM EST |
| 4.00 | 9.20 | 10.00 | 9.60 | % | 2.40 | 0 | 0 | 5.17 | 1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 5.00 | 8.20 | 9.20 | 8.70 | 7.69 | 0.00 | 0.00% | 1.74 | 0 | 32 | 4.85 | 1.00 | 0.00 | 0.00 | 10/27/2026 | 11/4/2026 2:58:55 PM EST |
| 6.00 | 7.20 | 8.20 | 7.70 | % | 1.28 | 0 | 0 | 4.07 | 1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 7.00 | 6.20 | 7.20 | 6.70 | % | 0.96 | 0 | 0 | 3.42 | 1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 8.00 | 5.20 | 6.20 | 5.70 | 5.20 | -0.35 | -6.31% | 0.71 | 1 | 153 | 2.88 | 1.00 | 0.00 | 0.00 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 9.00 | 4.10 | 5.20 | 4.65 | 4.50 | 0.00 | 0.00% | 0.52 | 0 | 2 | 2.39 | 1.00 | 0.00 | 0.00 | 10/21/2026 | 11/4/2026 2:58:55 PM EST |
| 10.00 | 3.30 | 3.60 | 3.45 | 3.45 | 0.00 | 0.00% | 0.35 | 0 | 636 | 1.32 | 1.00 | 0.00 | 0.00 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 11.00 | 2.20 | 3.10 | 2.65 | 1.67 | 0.00 | 0.00% | 0.24 | 0 | 74 | 1.43 | 0.99 | 0.02 | -0.01 | 10/23/2026 | 11/4/2026 2:58:55 PM EST |
| 12.00 | 1.30 | 2.15 | 1.73 | 1.92 | 0.00 | 0.00% | 0.14 | 0 | 57 | 1.11 | 0.92 | 0.12 | -0.01 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 13.00 | 0.65 | 0.80 | 0.73 | 1.00 | +0.30 | +42.86% | 0.06 | 31 | 1,046 | 0.43 | 0.71 | 0.27 | -0.02 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 14.00 | 0.20 | 0.35 | 0.28 | 0.45 | +0.19 | +73.08% | 0.02 | 7 | 424 | 0.45 | 0.40 | 0.30 | -0.02 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 15.00 | 0.00 | 0.10 | 0.05 | 0.10 | 0.00 | 0.00% | 0.00 | 115 | 3,738 | 0.50 | 0.17 | 0.19 | -0.01 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 16.00 | 0.00 | 0.35 | 0.18 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 60 | 0.96 | 0.05 | 0.08 | 0.00 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 17.00 | 0.00 | 0.15 | 0.08 | 0.15 | +0.12 | +400.00% | 0.00 | 1 | 1,920 | 0.87 | 0.01 | 0.02 | 0.00 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 18.00 | 0.00 | 0.70 | 0.35 | 0.60 | 0.00 | 0.00% | 0.02 | 0 | 78 | 1.72 | 0.00 | 0.00 | 0.00 | 7/8/2026 | 11/4/2026 2:58:55 PM EST |
| 19.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 1.94 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 20.00 | 0.00 | 0.05 | 0.03 | 0.03 | 0.00 | 0.00% | 0.00 | 0 | 4,116 | 1.02 | 0.00 | 0.00 | 0.00 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 22.00 | 0.00 | 0.20 | 0.10 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 1,013 | 1.61 | 0.00 | 0.00 | 0.00 | 9/14/2026 | 11/4/2026 2:58:55 PM EST |
| 25.00 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 2,667 | 1.47 | 0.00 | 0.00 | 0.00 | 8/28/2026 | 11/4/2026 2:58:55 PM EST |
| 30.00 | 0.00 | 0.20 | 0.10 | 0.09 | 0.00 | 0.00% | 0.00 | 0 | 510 | 2.30 | 0.00 | 0.00 | 0.00 | 6/18/2026 | 11/4/2026 2:58:55 PM EST |
| 35.00 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 2,019 | 2.62 | 0.00 | 0.00 | 0.00 | 6/12/2026 | 11/4/2026 2:58:55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 40 | 3.78 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 4.00 | 0.00 | 0.75 | 0.38 | % | 0.10 | 0 | 0 | 6.12 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 5.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 38 | 2.55 | 0.00 | 0.00 | 0.00 | 5/6/2026 | 11/4/2026 2:58:55 PM EST |
| 6.00 | 0.00 | 0.75 | 0.38 | % | 0.06 | 0 | 0 | 4.30 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 7.00 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 3.64 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 8.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 22 | 1.45 | 0.00 | 0.00 | 0.00 | 8/24/2026 | 11/4/2026 2:58:55 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 1 | 2.59 | 0.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.04 | 0 | 20 | 2.14 | 0.00 | 0.00 | 0.00 | 10/20/2026 | 11/4/2026 2:58:55 PM EST |
| 11.00 | 0.00 | 0.15 | 0.08 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 293 | 0.90 | -0.01 | 0.02 | -0.01 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 12.00 | 0.00 | 0.45 | 0.23 | 0.05 | -0.10 | -66.67% | 0.02 | 10 | 58 | 1.00 | -0.08 | 0.12 | -0.01 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 13.00 | 0.20 | 0.40 | 0.30 | 0.42 | 0.00 | 0.00% | 0.02 | 0 | 113 | 0.47 | -0.29 | 0.27 | -0.02 | 11/3/2026 | 11/4/2026 2:58:55 PM EST |
| 14.00 | 0.65 | 0.95 | 0.80 | 0.70 | -0.84 | -54.55% | 0.06 | 2 | 17 | 0.45 | -0.60 | 0.30 | -0.02 | 11/4/2026 | 11/4/2026 2:58:55 PM EST |
| 15.00 | 1.10 | 1.80 | 1.45 | 2.32 | 0.00 | 0.00% | 0.10 | 0 | 607 | 0.62 | -0.83 | 0.19 | -0.01 | 10/8/2026 | 11/4/2026 2:58:55 PM EST |
| 16.00 | 1.95 | 2.85 | 2.40 | % | 0.15 | 0 | 0 | 1.08 | -0.95 | 0.08 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 17.00 | 2.95 | 3.80 | 3.38 | 4.96 | 0.00 | 0.00% | 0.20 | 0 | 75 | 1.22 | -0.99 | 0.02 | 0.00 | 8/3/2026 | 11/4/2026 2:58:55 PM EST |
| 18.00 | 3.90 | 4.80 | 4.35 | % | 0.24 | 0 | 0 | 1.40 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 19.00 | 4.70 | 5.80 | 5.25 | % | 0.28 | 0 | 0 | 1.56 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 20.00 | 5.70 | 6.80 | 6.25 | % | 0.31 | 0 | 0 | 1.71 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 22.00 | 8.00 | 8.80 | 8.40 | % | 0.38 | 0 | 0 | 1.98 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 25.00 | 10.90 | 11.90 | 11.40 | % | 0.46 | 0 | 0 | 2.46 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 30.00 | 15.90 | 16.90 | 16.40 | % | 0.55 | 0 | 0 | 2.94 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST | |||
| 35.00 | 20.70 | 21.90 | 21.30 | % | 0.61 | 0 | 0 | 3.32 | -1.00 | 0.00 | 0.00 | 11/4/2026 2:58:55 PM EST |