Options Chain for TRANSALTA CORP COM (TAC) - $13.11 as of 6/12/2026 8:08:48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.00 | 7.20 | 9.90 | 8.55 | 7.95 | 0.00 | 0.00% | 1.71 | 0 | 2 | 0.00 | 1.00 | 0.00 | 0.00 | 6/11/2026 | 6/12/2026 4:00:00 PM EST |
| 7.00 | 5.20 | 7.80 | 6.50 | % | 0.93 | 0 | 0 | 7.71 | 1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 8.00 | 4.90 | 6.10 | 5.50 | % | 0.69 | 0 | 2 | 4.74 | 1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 9.00 | 3.90 | 5.10 | 4.50 | % | 0.50 | 0 | 6 | 3.96 | 1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 10.00 | 2.80 | 4.20 | 3.50 | % | 0.35 | 0 | 0 | 3.02 | 1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 11.00 | 2.00 | 2.90 | 2.45 | 1.83 | 0.00 | 0.00% | 0.22 | 0 | 97 | 2.18 | 0.99 | 0.03 | 0.00 | 6/5/2026 | 6/12/2026 4:00:00 PM EST |
| 12.00 | 1.10 | 1.85 | 1.48 | 1.35 | 0.00 | 0.00% | 0.12 | 0 | 170 | 1.50 | 0.91 | 0.14 | -0.01 | 6/11/2026 | 6/12/2026 4:00:00 PM EST |
| 13.00 | 0.50 | 0.80 | 0.65 | 0.55 | -0.05 | -8.34% | 0.05 | 10 | 1,640 | 0.61 | 0.66 | 0.33 | -0.03 | 6/12/2026 | 6/12/2026 4:00:00 PM EST |
| 14.00 | 0.05 | 0.40 | 0.23 | 0.23 | +0.10 | +76.93% | 0.02 | 3 | 1,098 | 0.64 | 0.31 | 0.33 | -0.03 | 6/12/2026 | 6/12/2026 4:00:00 PM EST |
| 15.00 | 0.00 | 0.10 | 0.05 | 0.08 | 0.00 | 0.00% | 0.00 | 0 | 624 | 0.79 | 0.09 | 0.16 | -0.02 | 6/5/2026 | 6/12/2026 4:00:00 PM EST |
| 16.00 | 0.00 | 0.10 | 0.05 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 1,205 | 1.08 | 0.02 | 0.04 | 0.00 | 6/3/2026 | 6/12/2026 4:00:00 PM EST |
| 17.00 | 0.00 | 0.20 | 0.10 | 0.07 | 0.00 | 0.00% | 0.01 | 0 | 494 | 1.62 | 0.00 | 0.01 | 0.00 | 6/2/2026 | 6/12/2026 4:00:00 PM EST |
| 18.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 47 | 2.98 | 0.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 19.00 | 0.00 | 0.50 | 0.25 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 1,359 | 2.79 | 0.00 | 0.00 | 0.00 | 3/26/2026 | 6/12/2026 4:00:00 PM EST |
| 20.00 | 0.00 | 0.05 | 0.03 | 0.13 | 0.00 | 0.00% | 0.00 | 0 | 632 | 1.72 | 0.00 | 0.00 | 0.00 | 5/13/2026 | 6/12/2026 4:00:00 PM EST |
| 21.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 3.74 | 0.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 22.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 9 | 3.96 | 0.00 | 0.00 | 0.00 | 6/2/2026 | 6/12/2026 4:00:00 PM EST |
| 23.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 7 | 4.16 | 0.00 | 0.00 | 0.00 | 6/2/2026 | 6/12/2026 4:00:00 PM EST |
| 24.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 2 | 4.34 | 0.00 | 0.00 | 0.00 | 6/1/2026 | 6/12/2026 4:00:00 PM EST |
| 25.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 4 | 4.52 | 0.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 30.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 62 | 5.28 | 0.00 | 0.00 | 0.00 | 5/18/2026 | 6/12/2026 4:00:00 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.08 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 6/1/2026 | 6/12/2026 4:00:00 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.05 | 0 | 1 | 5.88 | 0.00 | 0.00 | 0.00 | 4/22/2026 | 6/12/2026 4:00:00 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.05 | 0 | 1 | 4.96 | 0.00 | 0.00 | 0.00 | 6/5/2026 | 6/12/2026 4:00:00 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | 0.37 | 0.00 | 0.00% | 0.04 | 0 | 1 | 4.15 | 0.00 | 0.00 | 0.00 | 4/22/2026 | 6/12/2026 4:00:00 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | 0.04 | 0.00 | 0.00% | 0.04 | 0 | 26 | 3.42 | 0.00 | 0.00 | 0.00 | 6/1/2026 | 6/12/2026 4:00:00 PM EST |
| 11.00 | 0.00 | 1.05 | 0.53 | 0.20 | 0.00 | 0.00% | 0.05 | 0 | 236 | 1.05 | -0.01 | 0.03 | 0.00 | 6/8/2026 | 6/12/2026 4:00:00 PM EST |
| 12.00 | 0.00 | 0.40 | 0.20 | 0.29 | 0.00 | 0.00% | 0.02 | 0 | 139 | 1.46 | -0.09 | 0.14 | -0.01 | 6/4/2026 | 6/12/2026 4:00:00 PM EST |
| 13.00 | 0.10 | 0.45 | 0.28 | 0.70 | 0.00 | 0.00% | 0.02 | 0 | 24 | 0.66 | -0.34 | 0.33 | -0.03 | 6/10/2026 | 6/12/2026 4:00:00 PM EST |
| 14.00 | 0.35 | 1.10 | 0.73 | 0.70 | -0.70 | -50.00% | 0.05 | 1 | 74 | 1.12 | -0.69 | 0.33 | -0.03 | 6/12/2026 | 6/12/2026 4:00:00 PM EST |
| 15.00 | 1.20 | 1.95 | 1.58 | 2.36 | 0.00 | 0.00% | 0.11 | 0 | 5 | 1.34 | -0.91 | 0.16 | -0.02 | 5/18/2026 | 6/12/2026 4:00:00 PM EST |
| 16.00 | 2.10 | 3.10 | 2.60 | % | 0.16 | 0 | 0 | 1.97 | -0.98 | 0.04 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 17.00 | 2.90 | 4.10 | 3.50 | % | 0.21 | 0 | 0 | 2.30 | -1.00 | 0.01 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 18.00 | 4.00 | 5.20 | 4.60 | 5.18 | 0.00 | 0.00% | 0.26 | 0 | 1 | 2.77 | -1.00 | 0.00 | 0.00 | 5/15/2026 | 6/12/2026 4:00:00 PM EST |
| 19.00 | 5.00 | 6.40 | 5.70 | % | 0.30 | 0 | 0 | 3.40 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 20.00 | 5.20 | 7.30 | 6.25 | % | 0.31 | 0 | 0 | 3.48 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 21.00 | 6.20 | 8.80 | 7.50 | % | 0.36 | 0 | 0 | 4.57 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 22.00 | 7.80 | 9.30 | 8.55 | % | 0.39 | 0 | 0 | 3.93 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 23.00 | 8.20 | 10.30 | 9.25 | % | 0.40 | 0 | 1 | 4.13 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 24.00 | 9.20 | 11.80 | 10.50 | % | 0.44 | 0 | 0 | 5.21 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 25.00 | 10.40 | 12.70 | 11.55 | % | 0.46 | 0 | 1 | 5.23 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST | |||
| 30.00 | 15.40 | 17.80 | 16.60 | % | 0.55 | 0 | 0 | 6.20 | -1.00 | 0.00 | 0.00 | 6/12/2026 4:00:00 PM EST |