Options Chain for TRANSALTA CORP COM (TAC) - $12.30 as of 8/29/2025 9:13:29 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 | 8.80 | 10.30 | 9.55 | % | 3.18 | 0 | 0 | 7.24 | 1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
5.00 | 6.80 | 8.30 | 7.55 | % | 1.51 | 0 | 0 | 4.74 | 1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
6.00 | 6.00 | 6.80 | 6.40 | % | 1.07 | 0 | 0 | 2.98 | 1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
7.00 | 5.20 | 6.40 | 5.80 | % | 0.83 | 0 | 0 | 3.46 | 1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
8.00 | 4.10 | 5.30 | 4.70 | 1.37 | 0.00 | 0.00% | 0.59 | 0 | 0 | 2.75 | 1.00 | 0.00 | 0.00 | 5/21/2025 | 8/29/2025 4:00:02 PM EST |
9.00 | 3.00 | 4.40 | 3.70 | 1.16 | 0.00 | 0.00% | 0.41 | 0 | 0 | 2.38 | 1.00 | 0.00 | 0.00 | 5/27/2025 | 8/29/2025 4:00:02 PM EST |
10.00 | 2.10 | 2.75 | 2.43 | 2.26 | 0.00 | 0.00% | 0.24 | 0 | 11 | 1.18 | 1.00 | 0.01 | 0.00 | 8/12/2025 | 8/29/2025 4:00:02 PM EST |
11.00 | 1.25 | 1.55 | 1.40 | 1.34 | 0.00 | 0.00% | 0.13 | 0 | 18 | 0.61 | 0.93 | 0.14 | 0.00 | 8/22/2025 | 8/29/2025 4:00:02 PM EST |
12.00 | 0.50 | 0.65 | 0.58 | 0.67 | -0.08 | -10.67% | 0.05 | 11 | 2,392 | 0.33 | 0.65 | 0.38 | -0.01 | 8/29/2025 | 8/29/2025 4:00:02 PM EST |
13.00 | 0.10 | 0.25 | 0.18 | 0.20 | -0.05 | -20.00% | 0.01 | 12 | 7,660 | 0.35 | 0.27 | 0.33 | -0.01 | 8/29/2025 | 8/29/2025 4:00:02 PM EST |
14.00 | 0.00 | 0.30 | 0.15 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 91 | 0.71 | 0.07 | 0.13 | 0.00 | 8/28/2025 | 8/29/2025 4:00:02 PM EST |
15.00 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | 1.37 | 0.01 | 0.02 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
16.00 | 0.00 | 0.75 | 0.38 | 0.14 | 0.00 | 0.00% | 0.02 | 0 | 15 | 1.56 | 0.00 | 0.00 | 0.00 | 7/18/2025 | 8/29/2025 4:00:02 PM EST |
17.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 1.73 | 0.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
18.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 0 | 1.89 | 0.00 | 0.00 | 0.00 | 8/5/2025 | 8/29/2025 4:00:02 PM EST |
19.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 241 | 2.03 | 0.00 | 0.00 | 0.00 | 7/23/2025 | 8/29/2025 4:00:02 PM EST |
20.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 533 | 2.16 | 0.00 | 0.00 | 0.00 | 7/17/2025 | 8/29/2025 4:00:02 PM EST |
21.00 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 2.28 | 0.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 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 | 0.75 | 0.38 | % | 0.13 | 0 | 0 | 6.40 | 0.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
5.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.08 | 0 | 5 | 4.23 | 0.00 | 0.00 | 0.00 | 4/15/2025 | 8/29/2025 4:00:02 PM EST |
6.00 | 0.00 | 0.75 | 0.38 | % | 0.06 | 0 | 0 | 3.52 | 0.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
7.00 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 0 | 2.94 | 0.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
8.00 | 0.00 | 0.75 | 0.38 | 0.75 | 0.00 | 0.00% | 0.05 | 0 | 20 | 2.43 | 0.00 | 0.00 | 0.00 | 4/17/2025 | 8/29/2025 4:00:02 PM EST |
9.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.04 | 0 | 422 | 1.98 | 0.00 | 0.00 | 0.00 | 7/29/2025 | 8/29/2025 4:00:02 PM EST |
10.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.04 | 0 | 2 | 1.57 | 0.00 | 0.01 | 0.00 | 8/22/2025 | 8/29/2025 4:00:02 PM EST |
11.00 | 0.00 | 0.15 | 0.08 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 6,040 | 0.53 | -0.07 | 0.14 | 0.00 | 8/22/2025 | 8/29/2025 4:00:02 PM EST |
12.00 | 0.15 | 0.35 | 0.25 | 0.17 | 0.00 | 0.00% | 0.02 | 0 | 23 | 0.34 | -0.35 | 0.38 | -0.01 | 8/28/2025 | 8/29/2025 4:00:02 PM EST |
13.00 | 0.75 | 0.90 | 0.83 | 0.69 | 0.00 | 0.00% | 0.06 | 0 | 1 | 0.32 | -0.73 | 0.33 | -0.01 | 8/28/2025 | 8/29/2025 4:00:02 PM EST |
14.00 | 1.55 | 1.85 | 1.70 | % | 0.12 | 0 | 0 | 0.59 | -0.93 | 0.13 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
15.00 | 2.50 | 2.85 | 2.68 | % | 0.18 | 0 | 0 | 0.77 | -0.99 | 0.02 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
16.00 | 3.40 | 3.80 | 3.60 | % | 0.23 | 0 | 0 | 0.85 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
17.00 | 4.60 | 5.10 | 4.85 | % | 0.29 | 0 | 0 | 1.41 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
18.00 | 5.30 | 5.90 | 5.60 | % | 0.31 | 0 | 0 | 1.29 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
19.00 | 6.40 | 8.40 | 7.40 | % | 0.39 | 0 | 0 | 2.97 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
20.00 | 7.40 | 8.20 | 7.80 | % | 0.39 | 0 | 0 | 1.94 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST | |||
21.00 | 8.40 | 9.10 | 8.75 | % | 0.42 | 0 | 0 | 1.93 | -1.00 | 0.00 | 0.00 | 8/29/2025 4:00:02 PM EST |