Options Chain for TRANSALTA CORP COM (TAC) - $13.83 as of 4/10/2026 5:23:33 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 | 7.80 | 9.20 | 8.50 | % | 1.70 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 6.00 | 6.80 | 8.20 | 7.50 | % | 1.25 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 7.00 | 5.80 | 7.20 | 6.50 | % | 0.93 | 0 | 0 | 9.11 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 8.00 | 4.90 | 6.10 | 5.50 | % | 0.69 | 0 | 0 | 7.14 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 9.00 | 3.90 | 5.10 | 4.50 | % | 0.50 | 0 | 0 | 5.93 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 10.00 | 2.90 | 4.00 | 3.45 | % | 0.35 | 0 | 0 | 4.39 | 1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 11.00 | 2.15 | 2.95 | 2.55 | 2.55 | 0.00 | 0.00% | 0.23 | 0 | 2 | 3.22 | 1.00 | 0.00 | 0.00 | 4/6/2026 | 4/15/2026 3:59:48 PM EST |
| 12.00 | 1.20 | 2.00 | 1.60 | 1.21 | -0.81 | -40.10% | 0.13 | 20 | 70 | 2.50 | 1.00 | 0.01 | 0.00 | 4/15/2026 | 4/15/2026 3:59:48 PM EST |
| 13.00 | 0.60 | 0.90 | 0.75 | 0.89 | +0.08 | +9.88% | 0.06 | 2 | 296 | 1.27 | 0.89 | 0.34 | -0.03 | 4/15/2026 | 4/15/2026 3:59:48 PM EST |
| 14.00 | 0.00 | 0.15 | 0.08 | 0.17 | -0.09 | -34.62% | 0.01 | 36 | 409 | 0.70 | 0.28 | 0.62 | -0.05 | 4/15/2026 | 4/15/2026 3:59:48 PM EST |
| 15.00 | 0.00 | 0.05 | 0.03 | 0.07 | 0.00 | 0.00% | 0.00 | 0 | 287 | 0.99 | 0.01 | 0.04 | 0.00 | 4/13/2026 | 4/15/2026 3:59:48 PM EST |
| 16.00 | 0.00 | 0.35 | 0.18 | 0.03 | 0.00 | 0.00% | 0.01 | 0 | 1,586 | 2.67 | 0.00 | 0.00 | 0.00 | 4/9/2026 | 4/15/2026 3:59:48 PM EST |
| 17.00 | 0.00 | 0.35 | 0.18 | 0.06 | 0.00 | 0.00% | 0.01 | 0 | 21 | 3.21 | 0.00 | 0.00 | 0.00 | 3/25/2026 | 4/15/2026 3:59:48 PM EST |
| 18.00 | 0.00 | 0.25 | 0.13 | % | 0.01 | 0 | 0 | 3.31 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 19.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 4.13 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 20.00 | 0.00 | 0.35 | 0.18 | 0.03 | 0.00 | 0.00% | 0.01 | 0 | 15 | 4.53 | 0.00 | 0.00 | 0.00 | 4/7/2026 | 4/15/2026 3:59:48 PM EST |
| 21.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 4.90 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 22.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 5.23 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 23.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 5.55 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 24.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 25.00 | 0.00 | 0.35 | 0.18 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 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 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 6.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 7.00 | 0.00 | 0.10 | 0.05 | 0.09 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.00 | 0.00 | 0.00 | 0.00 | 4/13/2026 | 4/15/2026 3:59:48 PM EST |
| 8.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 4.74 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 9.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 3.86 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 10.00 | 0.00 | 0.25 | 0.13 | % | 0.01 | 0 | 0 | 3.96 | 0.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 11.00 | 0.00 | 0.05 | 0.03 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 26 | 1.94 | 0.00 | 0.00 | 0.00 | 3/23/2026 | 4/15/2026 3:59:48 PM EST |
| 12.00 | 0.00 | 0.10 | 0.05 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 76 | 1.58 | 0.00 | 0.01 | 0.00 | 4/10/2026 | 4/15/2026 3:59:48 PM EST |
| 13.00 | 0.00 | 0.30 | 0.15 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 38 | 1.45 | -0.11 | 0.34 | -0.03 | 4/10/2026 | 4/15/2026 3:59:48 PM EST |
| 14.00 | 0.05 | 0.70 | 0.38 | 0.64 | -0.11 | -14.67% | 0.03 | 1 | 5 | 1.26 | -0.72 | 0.62 | -0.05 | 4/15/2026 | 4/15/2026 3:59:48 PM EST |
| 15.00 | 1.05 | 1.90 | 1.48 | 1.47 | 0.00 | 0.00% | 0.10 | 0 | 1 | 2.62 | -0.99 | 0.04 | 0.00 | 4/7/2026 | 4/15/2026 3:59:48 PM EST |
| 16.00 | 2.00 | 3.10 | 2.55 | % | 0.16 | 0 | 0 | 3.85 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 17.00 | 2.90 | 4.00 | 3.45 | % | 0.20 | 0 | 0 | 4.18 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 18.00 | 3.90 | 5.10 | 4.50 | % | 0.25 | 0 | 0 | 5.00 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 19.00 | 4.90 | 6.10 | 5.50 | % | 0.29 | 0 | 0 | 5.49 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 20.00 | 5.80 | 7.30 | 6.55 | % | 0.33 | 0 | 0 | 6.53 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 21.00 | 6.80 | 8.30 | 7.55 | % | 0.36 | 0 | 0 | 6.94 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 22.00 | 7.80 | 9.30 | 8.55 | % | 0.39 | 0 | 0 | 7.33 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 23.00 | 8.80 | 10.30 | 9.55 | % | 0.42 | 0 | 0 | 7.70 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 24.00 | 9.80 | 11.30 | 10.55 | % | 0.44 | 0 | 0 | 8.03 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST | |||
| 25.00 | 10.30 | 12.70 | 11.50 | % | 0.46 | 0 | 0 | 9.52 | -1.00 | 0.00 | 0.00 | 4/15/2026 3:59:48 PM EST |