Options Chain for TRANSALTA CORP COM (TAC) - $12.97 as of 6/5/2026 8:15:09 AM 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 | 9.10 | 11.30 | 10.20 | 10.00 | 0.00 | 0.00% | 3.40 | 0 | 1 | 4.39 | 1.00 | 0.00 | 0.00 | 5/19/2026 | 6/4/2026 3:59:51 PM EST |
| 5.00 | 7.20 | 9.30 | 8.25 | 8.80 | 0.00 | 0.00% | 1.65 | 0 | 10 | 2.86 | 1.00 | 0.00 | 0.00 | 5/22/2026 | 6/4/2026 3:59:51 PM EST |
| 7.00 | 4.20 | 7.30 | 5.75 | 7.06 | 0.00 | 0.00% | 0.82 | 0 | 1 | 2.03 | 1.00 | 0.00 | 0.00 | 4/9/2026 | 6/4/2026 3:59:51 PM EST |
| 8.00 | 3.10 | 6.40 | 4.75 | % | 0.59 | 0 | 1 | 1.78 | 0.99 | 0.01 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 9.00 | 3.50 | 5.40 | 4.45 | 4.30 | 0.00 | 0.00% | 0.49 | 0 | 0 | 1.50 | 0.96 | 0.03 | 0.00 | 3/27/2026 | 6/4/2026 3:59:51 PM EST |
| 10.00 | 1.85 | 3.40 | 2.63 | 3.30 | 0.00 | 0.00% | 0.26 | 0 | 12 | 0.65 | 0.90 | 0.06 | 0.00 | 6/4/2026 | 6/4/2026 3:59:51 PM EST |
| 11.00 | 2.10 | 3.30 | 2.70 | 2.20 | 0.00 | 0.00% | 0.25 | 0 | 2 | 0.86 | 0.84 | 0.08 | -0.01 | 5/1/2026 | 6/4/2026 3:59:51 PM EST |
| 12.00 | 1.40 | 1.90 | 1.65 | 1.75 | 0.00 | 0.00% | 0.14 | 0 | 26 | 0.45 | 0.69 | 0.12 | -0.01 | 6/4/2026 | 6/4/2026 3:59:51 PM EST |
| 13.00 | 1.00 | 1.50 | 1.25 | 1.20 | 0.00 | 0.00% | 0.10 | 0 | 355 | 0.47 | 0.58 | 0.14 | -0.01 | 6/4/2026 | 6/4/2026 3:59:51 PM EST |
| 14.00 | 0.75 | 0.90 | 0.83 | 0.84 | 0.00 | 0.00% | 0.06 | 0 | 55 | 0.48 | 0.43 | 0.14 | -0.01 | 6/4/2026 | 6/4/2026 3:59:51 PM EST |
| 15.00 | 0.55 | 0.65 | 0.60 | 0.60 | 0.00 | 0.00% | 0.04 | 0 | 4,419 | 0.52 | 0.30 | 0.12 | -0.01 | 6/4/2026 | 6/4/2026 3:59:51 PM EST |
| 16.00 | 0.05 | 0.80 | 0.43 | 0.68 | 0.00 | 0.00% | 0.03 | 0 | 284 | 0.51 | 0.21 | 0.10 | -0.01 | 5/28/2026 | 6/4/2026 3:59:51 PM EST |
| 17.00 | 0.00 | 0.60 | 0.30 | 0.42 | 0.00 | 0.00% | 0.02 | 0 | 961 | 0.58 | 0.14 | 0.08 | 0.00 | 5/29/2026 | 6/4/2026 3:59:51 PM EST |
| 18.00 | 0.00 | 1.10 | 0.55 | 0.50 | 0.00 | 0.00% | 0.03 | 0 | 270 | 1.04 | 0.09 | 0.06 | 0.00 | 4/28/2026 | 6/4/2026 3:59:51 PM EST |
| 20.00 | 0.00 | 1.10 | 0.55 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 1,701 | 1.19 | 0.03 | 0.03 | 0.00 | 5/21/2026 | 6/4/2026 3:59:51 PM EST |
| 22.00 | 0.00 | 0.15 | 0.08 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 95 | 0.73 | 0.01 | 0.01 | 0.00 | 5/14/2026 | 6/4/2026 3:59:51 PM EST |
| 25.00 | 0.00 | 1.00 | 0.50 | 0.16 | 0.00 | 0.00% | 0.02 | 0 | 316 | 1.43 | 0.00 | 0.00 | 0.00 | 4/15/2026 | 6/4/2026 3:59:51 PM EST |
| 30.00 | 0.00 | 1.10 | 0.55 | % | 0.02 | 0 | 0 | 1.70 | 0.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 35.00 | 0.00 | 0.20 | 0.10 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 1,387 | 1.23 | 0.00 | 0.00 | 0.00 | 5/26/2026 | 6/4/2026 3:59:51 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 | 0.50 | 0.25 | % | 0.08 | 0 | 0 | 2.91 | 0.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 5.00 | 0.00 | 0.50 | 0.25 | % | 0.05 | 0 | 0 | 1.95 | 0.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 7.00 | 0.00 | 0.70 | 0.35 | % | 0.05 | 0 | 0 | 1.56 | 0.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 8.00 | 0.00 | 1.10 | 0.55 | % | 0.07 | 0 | 1 | 1.60 | -0.01 | 0.01 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 9.00 | 0.00 | 1.10 | 0.55 | % | 0.06 | 0 | 0 | 1.35 | -0.04 | 0.03 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 10.00 | 0.00 | 0.50 | 0.25 | 0.43 | 0.00 | 0.00% | 0.03 | 0 | 1,090 | 0.76 | -0.10 | 0.06 | 0.00 | 4/30/2026 | 6/4/2026 3:59:51 PM EST |
| 11.00 | 0.25 | 0.60 | 0.43 | 0.20 | 0.00 | 0.00% | 0.04 | 0 | 4 | 0.54 | -0.16 | 0.08 | -0.01 | 6/3/2026 | 6/4/2026 3:59:51 PM EST |
| 12.00 | 0.00 | 1.25 | 0.63 | 0.50 | 0.00 | 0.00% | 0.05 | 0 | 12 | 0.76 | -0.31 | 0.12 | -0.01 | 5/29/2026 | 6/4/2026 3:59:51 PM EST |
| 13.00 | 0.60 | 1.35 | 0.98 | 1.20 | 0.00 | 0.00% | 0.08 | 0 | 1,092 | 0.46 | -0.42 | 0.14 | -0.01 | 5/20/2026 | 6/4/2026 3:59:51 PM EST |
| 14.00 | 1.15 | 2.25 | 1.70 | 1.30 | 0.00 | 0.00% | 0.12 | 0 | 7 | 0.48 | -0.57 | 0.14 | -0.01 | 5/27/2026 | 6/4/2026 3:59:51 PM EST |
| 15.00 | 1.80 | 3.00 | 2.40 | 1.93 | 0.00 | 0.00% | 0.16 | 0 | 3 | 0.74 | -0.70 | 0.12 | -0.01 | 5/28/2026 | 6/4/2026 3:59:51 PM EST |
| 16.00 | 2.40 | 4.70 | 3.55 | % | 0.22 | 0 | 0 | 1.14 | -0.79 | 0.10 | -0.01 | 6/4/2026 3:59:51 PM EST | |||
| 17.00 | 3.50 | 5.60 | 4.55 | % | 0.27 | 0 | 1 | 1.19 | -0.86 | 0.08 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 18.00 | 4.40 | 6.90 | 5.65 | % | 0.31 | 0 | 0 | 1.43 | -0.91 | 0.06 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 20.00 | 6.30 | 7.80 | 7.05 | 5.70 | 0.00 | 0.00% | 0.35 | 0 | 2 | 1.10 | -0.97 | 0.03 | 0.00 | 6/1/2026 | 6/4/2026 3:59:51 PM EST |
| 22.00 | 8.10 | 10.50 | 9.30 | % | 0.42 | 0 | 0 | 1.56 | -0.99 | 0.01 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 25.00 | 10.70 | 12.90 | 11.80 | % | 0.47 | 0 | 0 | 1.45 | -1.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 30.00 | 15.70 | 17.90 | 16.80 | % | 0.56 | 0 | 0 | 1.67 | -1.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST | |||
| 35.00 | 20.20 | 23.20 | 21.70 | % | 0.62 | 0 | 0 | 2.01 | -1.00 | 0.00 | 0.00 | 6/4/2026 3:59:51 PM EST |