TransAlta Corporation TAC
12.85 USD -0.49 (-3.67%)
Nov 5, 2026, 12:05 PM EST
12.62 Day range 13.24
11.38 52-week range 15.98
- YTD
- +1.66%
- 1 year
- -23.83%
TAC options
| Calls | Strike | Puts | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bid | Ask | Last | % Chg | Volume | Open int | Impl vol | Bid | Ask | Last | % Chg | Volume | Open int | Impl vol | |||
| 4.50 | 5.70 | 5.20 | 0.00% | 1 | 152 | 195.3% | 8.00 | 0.00 | 0.00 | 0.05 | 0.00% | 20 | 0 | 50.0% | ||
| 3.50 | 4.80 | 4.50 | 0.00% | 2 | 2 | 167.2% | 9.00 | 0.00 | 0.00 | 0.60 | 0.00% | — | 0 | 50.0% | ||
| 2.90 | 3.10 | 3.45 | 0.00% | 25 | 636 | 103.5% | 10.00 | 0.00 | 0.75 | 0.05 | 0.00% | 3 | 20 | 142.4% | ||
| 1.65 | 2.55 | 1.67 | 0.00% | 2 | 74 | 89.1% | 11.00 | 0.00 | 0.15 | 0.05 | 0.00% | 55 | 293 | 59.4% | ||
| 0.80 | 1.30 | 1.92 | 0.00% | 2 | 57 | 50.0% | 12.00 | 0.00 | 0.75 | 0.05 | 0.00% | 10 | 58 | 69.5% | ||
| 0.35 | 0.55 | 0.45 | -55.00% | 3 | 1,017 | 57.6% | 13.00 | 0.45 | 0.60 | 0.42 | 0.00% | 1 | 113 | 48.3% | ||
| 0.00 | 0.75 | 0.45 | 0.00% | 7 | 426 | 73.8% | 14.00 | 0.70 | 1.70 | 0.70 | 0.00% | 2 | 18 | 91.6% | ||
| 0.00 | 0.15 | 0.05 | -50.00% | 20 | 3,799 | 56.6% | 15.00 | 1.55 | 2.50 | 2.32 | 0.00% | 3 | 607 | 95.7% | ||
| 0.00 | 0.20 | 0.05 | 0.00% | 1 | 60 | 78.5% | 16.00 | — | — | — | — | — | — | — | ||
| 0.00 | 0.10 | 0.15 | 0.00% | 1 | 1,920 | 80.5% | 17.00 | 4.70 | 5.90 | 4.96 | 0.00% | 40 | 75 | 223.2% | ||