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TA – TransAlta Corporation

Last update: April 19, 2024 at 10:38 a.m.   (Real-time)

  • Last price: 8.940
  • Net change: 0.090
  • Bid price: 8.930
  • Ask price: 8.940
  • 30-day historical volatility: 29.63%
Calls Puts
Expiry date Bid price Ask price Last price Net change Open int. Vol. Strike Bid price Ask price Last price Net change Open int. Vol.
Open interest: 13,824
Volume: 14
Open interest: 4,188
Volume: 0
April 26, 2024 (Weekly) 1.60 1.76 1.70 0 0 0 7.25 0 0.03 0.04 0 0 0
April 26, 2024 (Weekly) 1.38 1.53 1.45 0 0 0 7.50 0 0.04 0.04 0 0 0
April 26, 2024 (Weekly) 1.12 1.26 1.18 0 0 0 7.75 0 0.04 0.04 0 0 0
April 26, 2024 (Weekly) 0.87 1.01 0.96 0 0 0 8.00 0 0.05 0.05 0 0 0
April 26, 2024 (Weekly) 0.63 0.77 0.73 0 0 0 8.25 0 0.05 0.06 0 2 0
April 26, 2024 (Weekly) 0.45 0.52 0 0 20 3 8.50 0.02 0.07 0.08 0 15 0
April 26, 2024 (Weekly) 0.26 0.32 0.25 0 0 0 8.75 0.06 0.11 0.15 0 30 0
April 26, 2024 (Weekly) 0.11 0.16 0 0 0 3 9.00 0.16 0.22 0.27 0 0 0
April 26, 2024 (Weekly) 0.03 0.08 0.07 0 0 0 9.25 0.33 0.39 0.46 0 0 0
April 26, 2024 (Weekly) 0 0.05 0.04 0 0 0 9.50 0.52 0.69 0.74 0 0 0
April 26, 2024 (Weekly) 0 0.04 0.05 0 0 0 9.75 0.77 0.91 0.98 0 0 0
May 3, 2024 (Weekly) 1.63 1.85 1.77 0 0 0 7.25 0 0.05 0.05 0 0 0
May 3, 2024 (Weekly) 1.39 1.63 1.53 0 0 0 7.50 0 0.06 0.06 0 0 0
May 3, 2024 (Weekly) 1.13 1.35 1.27 0 0 0 7.75 0.01 0.07 0.06 0 0 0
May 3, 2024 (Weekly) 0.91 1.06 1.02 0 20 0 8.00 0.02 0.08 0.07 0 0 0
May 3, 2024 (Weekly) 0.69 0.82 0.80 0 0 0 8.25 0.05 0.09 0.09 0 22 0
May 3, 2024 (Weekly) 0.51 0.65 0.52 0 120 0 8.50 0.09 0.12 0.14 0 0 0
May 3, 2024 (Weekly) 0.33 0.39 0.34 0 1 0 8.75 0.15 0.19 0.22 0 0 0
May 3, 2024 (Weekly) 0.20 0.24 0.21 0 0 0 9.00 0.25 0.30 0.34 0 0 0
May 3, 2024 (Weekly) 0.11 0.13 0.13 0 10 0 9.25 0.41 0.45 0.51 0 0 0
May 3, 2024 (Weekly) 0.06 0.09 0.07 0 0 0 9.50 0.56 0.64 0.72 0 0 0
May 3, 2024 (Weekly) 0.03 0.06 0.05 0 0 0 9.75 0.79 0.93 1.03 0 0 0
May 10, 2024 (Weekly) 1.63 1.86 1.79 0 0 0 7.25 0 0.07 0.06 0 0 0
May 10, 2024 (Weekly) 1.39 1.63 0 0 0 4 7.50 0.01 0.07 0.07 0 0 0
May 10, 2024 (Weekly) 1.17 1.39 1.26 0 0 0 7.75 0.03 0.08 0.09 0 0 0
May 10, 2024 (Weekly) 0.93 1.08 1.05 0 0 0 8.00 0.05 0.10 0.10 0 0 0
May 10, 2024 (Weekly) 0.76 0.89 0.82 0 0 0 8.25 0.07 0.12 0.13 0 0 0
May 10, 2024 (Weekly) 0.55 0.64 0.59 0 0 0 8.50 0.12 0.17 0.19 0 0 0
May 10, 2024 (Weekly) 0.39 0.46 0.41 0 0 0 8.75 0.19 0.25 0.28 0 0 0
May 10, 2024 (Weekly) 0.25 0.32 0.28 0 0 0 9.00 0.29 0.36 0.40 0 0 0
May 10, 2024 (Weekly) 0.16 0.21 0.19 0 0 0 9.25 0.45 0.50 0.56 0 0 0
May 10, 2024 (Weekly) 0.09 0.14 0.12 0 0 0 9.50 0.60 0.69 0.75 0 0 0
May 10, 2024 (Weekly) 0.05 0.12 0 0 0 0 9.75 0.82 0.96 0 0 0 0
April 19, 2024 1.37 1.48 1.40 0 0 0 7.50 0 0.03 0.03 0 0 0
April 19, 2024 1.12 1.23 1.15 0 0 0 7.75 0 0.03 0.03 0 50 0
April 19, 2024 0.86 0.98 0.90 0 0 0 8.00 0 0.03 0.03 0 100 0
April 19, 2024 0.60 0.74 0 0 14 4 8.25 0 0.03 0.03 0 12 0
April 19, 2024 0.36 0.49 0.44 0 0 0 8.50 0 0.03 0.04 0 546 0
April 19, 2024 0.16 0.25 0.18 0 35 0 8.75 0 0.04 0.06 0 40 0
April 19, 2024 0 0.05 0.04 0 242 0 9.00 0.06 0.13 0.20 0 302 0
April 19, 2024 0 0.03 0.03 0 30 0 9.25 0.28 0.40 0.46 0 25 0
April 19, 2024 0 0.04 0.03 0 68 0 9.50 0.53 0.64 0.71 0 0 0
April 19, 2024 0 0.04 0.03 0 21 0 9.75 0.78 0.90 0.96 0 0 0
April 19, 2024 0 0.04 0.04 0 29 0 10.00 1.03 1.14 1.21 0 0 0
April 19, 2024 0 0.02 0.02 0 228 0 10.50 1.52 1.64 1.73 0 3 0
April 19, 2024 0 0.04 0.03 0 33 0 11.00 2.02 2.14 2.21 0 0 0
April 19, 2024 0 0.04 0.03 0 17 0 11.50 2.52 2.65 2.71 0 0 0
April 19, 2024 0 0.04 0.03 0 27 0 12.00 3.00 3.15 3.20 0 0 0
April 19, 2024 0 0.03 0.04 0 0 0 12.50 3.50 3.65 3.70 0 0 0
April 19, 2024 0 0.03 0.03 0 0 0 13.00 4.00 4.15 4.20 0 0 0
April 19, 2024 0 0.03 0.03 0 1 0 13.50 4.50 4.65 4.70 0 0 0
May 17, 2024 1.69 1.79 1.71 0 0 0 7.25 0 0.07 0.07 0 0 0
May 17, 2024 1.45 1.54 1.47 0 20 0 7.50 0.02 0.08 0.09 0 15 0
May 17, 2024 1.19 1.32 1.23 0 5 0 7.75 0.05 0.10 0.10 0 5 0
May 17, 2024 0.96 1.09 1.01 0 95 0 8.00 0.07 0.13 0.13 0 216 0
May 17, 2024 0.79 0.88 0.81 0 20 0 8.25 0.11 0.16 0.17 0 99 0
May 17, 2024 0.60 0.69 0.63 0 15 0 8.50 0.15 0.22 0.24 0 140 0
May 17, 2024 0.43 0.52 0.47 0 50 0 8.75 0.22 0.29 0.33 0 160 0
May 17, 2024 0.31 0.38 0.34 0 6,488 0 9.00 0.34 0.41 0.46 0 84 0
May 17, 2024 0.21 0.27 0.22 0 30 0 9.25 0.49 0.56 0.61 0 5 0
May 17, 2024 0.13 0.19 0.17 0 12 0 9.50 0.64 0.72 0.78 0 0 0
May 17, 2024 0.08 0.13 0.12 0 38 0 9.75 0.82 0.94 0.98 0 0 0
May 17, 2024 0.04 0.09 0.08 0 19 0 10.00 1.04 1.19 1.25 0 20 0
May 17, 2024 0.01 0.07 0.06 0 20 0 10.50 1.53 1.64 1.73 0 0 0
May 17, 2024 0 0.05 0.05 0 23 0 11.00 2.00 2.17 2.22 0 0 0
May 17, 2024 0 0.04 0.05 0 0 0 11.50 2.52 2.67 2.72 0 0 0
May 17, 2024 0 0.04 0.04 0 10 0 12.00 3.00 3.20 3.20 0 0 0
May 17, 2024 0 0.04 0.04 0 19 0 12.50 3.50 3.65 3.70 0 0 0
May 17, 2024 0 0.04 0.04 0 2 0 13.00 4.00 4.15 4.20 0 0 0
May 17, 2024 0 0.04 0.04 0 0 0 13.50 4.50 4.65 4.70 0 0 0
June 21, 2024 1.69 1.82 1.74 0 0 0 7.25 0.06 0.11 0.11 0 0 0
June 21, 2024 1.48 1.59 1.52 0 0 0 7.50 0.08 0.13 0.14 0 0 0
June 21, 2024 1.30 1.37 1.31 0 0 0 7.75 0.11 0.16 0.16 0 5 0
June 21, 2024 1.10 1.17 1.10 0 200 0 8.00 0.15 0.20 0.21 0 132 0
June 21, 2024 0.90 0.96 0.91 0 0 0 8.25 0.20 0.25 0.27 0 3 0
June 21, 2024 0.72 0.79 0.74 0 0 0 8.50 0.26 0.32 0.35 0 100 0
June 21, 2024 0.56 0.63 0.58 0 0 0 8.75 0.36 0.42 0.45 0 50 0
June 21, 2024 0.45 0.49 0.45 0 640 0 9.00 0.48 0.54 0.58 0 125 0
June 21, 2024 0.32 0.38 0.35 0 302 0 9.25 0.62 0.68 0.73 0 10 0
June 21, 2024 0.24 0.29 0.26 0 149 0 9.50 0.79 0.85 0.90 0 0 0
June 21, 2024 0.17 0.23 0.21 0 0 0 9.75 0.97 1.03 1.09 0 50 0
June 21, 2024 0.13 0.17 0.16 0 81 0 10.00 1.13 1.23 1.29 0 105 0
June 21, 2024 0.07 0.10 0.10 0 21 0 10.50 1.57 1.71 1.77 0 95 0
June 21, 2024 0.03 0.07 0.07 0 95 0 11.00 2.05 2.18 2.23 0 46 0
June 21, 2024 0.01 0.06 0.06 0 276 0 11.50 2.53 2.65 2.72 0 0 0
June 21, 2024 0 0.05 0.05 0 363 0 12.00 3.00 3.15 3.20 0 10 0
June 21, 2024 0 0.05 0.05 0 0 0 12.50 3.50 3.65 3.80 0 0 0
June 21, 2024 0 0.05 0.04 0 15 0 13.00 4.00 4.20 4.25 0 0 0
June 21, 2024 0 0.04 0.04 0 0 0 14.00 5.00 5.20 5.25 0 0 0
June 21, 2024 0 0.04 0.04 0 3 0 15.00 6.00 6.20 6.20 0 0 0
June 21, 2024 0 0.04 0.04 0 10 0 16.00 7.00 7.20 7.20 0 0 0
June 21, 2024 0 0.04 0.04 0 0 0 18.00 9.00 9.20 9.20 0 0 0
July 19, 2024 1.72 1.86 1.79 0 0 0 7.25 0.09 0.15 0.16 0 0 0
July 19, 2024 1.52 1.64 1.58 0 0 0 7.50 0.12 0.17 0.18 0 0 0
July 19, 2024 1.36 1.43 1.37 0 0 0 7.75 0.15 0.20 0.22 0 0 0
July 19, 2024 1.17 1.23 1.17 0 0 0 8.00 0.19 0.25 0.26 0 0 0
July 19, 2024 0.97 1.06 0.99 0 0 0 8.25 0.25 0.31 0.33 0 0 0
July 19, 2024 0.81 0.88 0.83 0 0 0 8.50 0.33 0.39 0.41 0 0 0
July 19, 2024 0.65 0.72 0.67 0 3 0 8.75 0.42 0.49 0.52 0 0 0
July 19, 2024 0.52 0.58 0.54 0 50 0 9.00 0.54 0.61 0.65 0 17 0
July 19, 2024 0.41 0.47 0.44 0 0 0 9.25 0.68 0.75 0.80 0 15 0
July 19, 2024 0.32 0.37 0.35 0 23 0 9.50 0.84 0.91 0.96 0 38 0
July 19, 2024 0.24 0.30 0.27 0 0 0 9.75 1.02 1.10 1.14 0 0 0
July 19, 2024 0.18 0.19 0.19 0 593 0 10.00 1.20 1.29 1.34 0 0 0
July 19, 2024 0.11 0.16 0.15 0 0 0 10.50 1.58 1.73 1.79 0 10 0
July 19, 2024 0.06 0.12 0.11 0 22 0 11.00 2.07 2.18 2.26 0 0 0
July 19, 2024 0.03 0.08 0.07 0 50 0 11.50 2.43 2.74 2.74 0 0 0
July 19, 2024 0.01 0.07 0.07 0 50 0 12.00 3.00 3.25 3.30 0 0 0
July 19, 2024 0.01 0.06 0.06 0 0 0 12.50 3.50 3.65 3.80 0 0 0
August 16, 2024 1.79 1.93 1.85 0 0 0 7.25 0.11 0.18 0.20 0 0 0
August 16, 2024 1.62 1.72 1.65 0 0 0 7.50 0.15 0.22 0.23 0 10 0
August 16, 2024 1.42 1.52 1.45 0 0 0 7.75 0.19 0.26 0.28 0 0 0
August 16, 2024 1.24 1.33 1.27 0 0 0 8.00 0.24 0.32 0.34 0 0 0
August 16, 2024 1.06 1.15 1.10 0 0 0 8.25 0.31 0.39 0.41 0 4 0
August 16, 2024 0.91 0.99 0.94 0 15 0 8.50 0.40 0.48 0.50 0 0 0
August 16, 2024 0.76 0.84 0.80 0 0 0 8.75 0.51 0.58 0.62 0 50 0
August 16, 2024 0.63 0.71 0.67 0 0 0 9.00 0.63 0.70 0.74 0 0 0
August 16, 2024 0.49 0.59 0.56 0 0 0 9.25 0.76 0.83 0.88 0 0 0
August 16, 2024 0.42 0.49 0.46 0 0 0 9.50 0.91 0.99 1.04 0 0 0
August 16, 2024 0.34 0.41 0.38 0 0 0 9.75 1.06 1.16 1.21 0 10 0
August 16, 2024 0.27 0.34 0.32 0 0 0 10.00 1.25 1.34 1.40 0 0 0
August 16, 2024 0.16 0.23 0.22 0 5 0 10.50 1.64 1.75 1.84 0 0 0
August 16, 2024 0.10 0.17 0.15 0 0 0 11.00 2.08 2.21 2.28 0 0 0
August 16, 2024 0.06 0.12 0.12 0 0 0 11.50 2.56 2.65 2.76 0 0 0
August 16, 2024 0.04 0.09 0.09 0 0 0 12.00 3.00 3.20 3.25 0 0 0
September 20, 2024 2.04 2.19 2.12 0 0 0 7.00 0.13 0.21 0.22 0 10 0
September 20, 2024 1.87 1.98 1.91 0 0 0 7.25 0.15 0.23 0.23 0 0 0
September 20, 2024 1.67 1.78 1.71 0 0 0 7.50 0.19 0.27 0.28 0 0 0
September 20, 2024 1.47 1.58 1.51 0 0 0 7.75 0.25 0.33 0.34 0 0 0
September 20, 2024 1.29 1.40 1.34 0 110 0 8.00 0.32 0.39 0.41 0 0 0
September 20, 2024 1.12 1.23 1.17 0 0 0 8.25 0.39 0.47 0.49 0 0 0
September 20, 2024 0.97 1.06 1.01 0 0 0 8.50 0.49 0.56 0.59 0 250 0
September 20, 2024 0.81 0.91 0.87 0 0 0 8.75 0.59 0.66 0.70 0 0 0
September 20, 2024 0.67 0.78 0.74 0 0 0 9.00 0.70 0.78 0.83 0 25 0
September 20, 2024 0.56 0.67 0.63 0 0 0 9.25 0.84 0.92 0.97 0 0 0
September 20, 2024 0.47 0.57 0.54 0 40 0 9.50 0.99 1.07 1.12 0 38 0
September 20, 2024 0.39 0.48 0.45 0 0 0 9.75 1.14 1.24 1.29 0 0 0
September 20, 2024 0.31 0.41 0.38 0 80 0 10.00 1.32 1.42 1.47 0 29 0
September 20, 2024 0.14 0.22 0.21 0 61 0 11.00 2.12 2.26 2.32 0 39 0
September 20, 2024 0.06 0.14 0.12 0 31 0 12.00 3.05 3.20 3.25 0 10 0
September 20, 2024 0.03 0.09 0.10 0 140 0 13.00 4.00 4.25 4.20 0 0 0
September 20, 2024 0.02 0.07 0.07 0 10 0 14.00 5.00 5.25 5.20 0 0 0
September 20, 2024 0.01 0.06 0.06 0 28 0 15.00 6.00 6.20 6.20 0 0 0
September 20, 2024 0.01 0.05 0.05 0 0 0 16.00 7.00 7.20 7.20 0 0 0
October 18, 2024 1.70 1.84 1.77 0 0 0 7.50 0.23 0.31 0.32 0 0 0
October 18, 2024 1.52 1.64 1.58 0 0 0 7.75 0.29 0.36 0.38 0 0 0
October 18, 2024 1.34 1.46 1.40 0 0 0 8.00 0.34 0.43 0.45 0 0 0
October 18, 2024 1.18 1.29 1.23 0 0 0 8.25 0.44 0.51 0.54 0 0 0
October 18, 2024 1.01 1.12 1.07 0 0 0 8.50 0.51 0.60 0.63 0 0 0
October 18, 2024 0.88 0.98 0.93 0 0 0 8.75 0.64 0.71 0.75 0 0 0
October 18, 2024 0.75 0.85 0.81 0 0 0 9.00 0.74 0.83 0.87 0 0 0
October 18, 2024 0.64 0.73 0.70 0 0 0 9.25 0.87 0.97 1.01 0 0 0
October 18, 2024 0.52 0.63 0.60 0 0 0 9.50 1.02 1.12 1.17 0 0 0
October 18, 2024 0.46 0.54 0 0 0 0 9.75 1.17 1.29 0 0 0 0
December 20, 2024 2.18 2.31 2.24 0 10 0 7.00 0.21 0.29 0.30 0 0 0
December 20, 2024 1.79 1.92 1.86 0 0 0 7.50 0.30 0.40 0.42 0 0 0
December 20, 2024 1.44 1.58 1.54 0 105 0 8.00 0.46 0.55 0.57 0 22 0
December 20, 2024 1.12 1.27 1.22 0 0 0 8.50 0.60 0.74 0.76 0 180 0
December 20, 2024 0.85 1.00 0.98 0 112 0 9.00 0.83 0.96 1.00 0 50 0
December 20, 2024 0.62 0.79 0.77 0 20 0 9.50 1.10 1.24 1.28 0 0 0
December 20, 2024 0.46 0.62 0.60 0 30 0 10.00 1.41 1.55 1.61 0 15 0
December 20, 2024 0.24 0.37 0.35 0 57 0 11.00 2.18 2.32 2.39 0 40 0
December 20, 2024 0.13 0.23 0.23 0 80 0 12.00 3.05 3.30 3.30 0 0 0
December 20, 2024 0.06 0.12 0.12 0 41 0 13.00 4.00 4.25 4.35 0 0 0
December 20, 2024 0.02 0.10 0.10 0 20 0 14.00 5.00 5.25 5.30 0 0 0
January 17, 2025 3.05 3.20 3.15 0 0 0 6.00 0.06 0.19 0.19 0 0 0
January 17, 2025 2.17 2.34 2.29 0 20 0 7.00 0.21 0.34 0.35 0 0 0
January 17, 2025 1.38 1.63 1.57 0 430 0 8.00 0.47 0.59 0.61 0 42 0
January 17, 2025 0.92 1.07 1.02 0 10 0 9.00 0.85 1.01 1.04 0 150 0
January 17, 2025 0.50 0.67 0.64 0 201 0 10.00 1.44 1.61 1.66 0 25 0
January 17, 2025 0.11 0.27 0.26 0 179 0 12.00 3.05 3.35 3.45 0 38 0
January 17, 2025 0.02 0.15 0.15 0 140 0 14.00 5.00 5.25 5.35 0 0 0
January 17, 2025 0.02 0.12 0.13 0 82 0 15.00 5.95 6.25 6.25 0 10 0
January 17, 2025 0 0.12 0.12 0 3 0 16.00 6.95 7.25 7.25 0 0 0
January 17, 2025 0 0.09 0.09 0 0 0 18.00 8.95 9.25 9.25 0 58 0
January 17, 2025 0 0.08 0.07 0 0 0 20.00 10.95 11.25 11.25 0 0 0
March 21, 2025 2.25 2.44 2.37 0 0 0 7.00 0.26 0.41 0.42 0 10 0
March 21, 2025 1.90 2.08 2.01 0 0 0 7.50 0.38 0.54 0.55 0 50 0
March 21, 2025 1.50 1.75 1.69 0 0 0 8.00 0.55 0.70 0.71 0 21 0
March 21, 2025 1.27 1.46 1.40 0 0 0 8.50 0.74 0.90 0.91 0 0 0
March 21, 2025 1.04 1.20 1.15 0 11 0 9.00 0.96 1.13 1.15 0 21 0
March 21, 2025 0.74 0.98 0.94 0 0 0 9.50 1.18 1.40 1.43 0 0 0
March 21, 2025 0.65 0.80 0.77 0 40 0 10.00 1.54 1.72 1.75 0 20 0
March 21, 2025 0.19 0.36 0.35 0 0 0 12.00 3.05 3.30 3.40 0 0 0
January 16, 2026 3.20 3.45 3.40 0 0 0 6.00 0.13 0.49 0.45 0 0 0
January 16, 2026 2.21 2.74 2.67 0 70 0 7.00 0.41 0.75 0.69 0 59 0
January 16, 2026 1.91 2.14 2.07 0 44 0 8.00 0.77 1.12 1.04 0 41 0
January 16, 2026 1.29 1.64 1.59 0 18 0 9.00 1.21 1.56 1.50 0 90 0
January 16, 2026 0.97 1.25 1.21 0 40 0 10.00 1.81 2.14 2.09 0 49 0
January 16, 2026 0.42 0.60 0.60 0 347 0 12.00 3.25 3.50 3.55 0 20 0
January 16, 2026 0.20 0.48 0.44 0 307 0 14.00 5.00 5.25 5.30 0 0 0
January 16, 2026 0.01 0.35 0.29 0 3 0 16.00 6.95 7.20 7.25 0 0 0
January 16, 2026 0.01 0.27 0.21 0 5 0 18.00 8.95 9.20 9.25 0 0 0

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