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TA – TransAlta Corporation

Last update: May 1, 2024 at 5:39 p.m.   (Real-time)

  • Last price: 9.190
  • Net change: 0.060
  • Bid price: 9.150
  • Ask price: 9.250
  • 30-day historical volatility: 21.22%
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: 13,543
Volume: 300
Open interest: 3,282
Volume: 330
May 3, 2024 (Weekly) 1.89 2.17 2.17 0 0 0 7.25 0 0.08 0.08 0 0 0
May 3, 2024 (Weekly) 1.63 1.93 1.93 0 0 0 7.50 0 0.07 0.07 0 0 0
May 3, 2024 (Weekly) 1.39 1.67 1.67 0 0 0 7.75 0 0.08 0.08 0 0 0
May 3, 2024 (Weekly) 1.14 1.43 1.43 0 20 0 8.00 0 0.08 0.08 0 0 0
May 3, 2024 (Weekly) 0.89 1.18 1.18 0 0 0 8.25 0 0.10 0.10 0 22 0
May 3, 2024 (Weekly) 0.67 0.94 0.94 0 96 0 8.50 0 0.11 0.11 0 10 0
May 3, 2024 (Weekly) 0.43 0.72 0.72 0 1 0 8.75 0 0.11 0.11 0 10 0
May 3, 2024 (Weekly) 0.23 0.51 0.51 0 10 0 9.00 0 0.16 0.16 0 0 0
May 3, 2024 (Weekly) 0 0.22 0.22 0 31 0 9.25 0.16 0.27 0.27 0 0 0
May 3, 2024 (Weekly) 0 0.09 0.09 0 20 0 9.50 0.28 0.54 0.54 0 0 0
May 3, 2024 (Weekly) 0 0.10 0.10 0 10 0 9.75 0.50 0.79 0.79 0 0 0
May 3, 2024 (Weekly) 0 0.08 0.08 0 0 0 10.00 0.74 1.04 1.04 0 0 0
May 3, 2024 (Weekly) 0 0.49 0.49 0 0 0 10.50 1.23 1.49 1.49 0 0 0
May 10, 2024 (Weekly) 1.89 2.17 2.17 0 0 0 7.25 0 0.05 0.05 0 0 0
May 10, 2024 (Weekly) 1.66 1.93 1.93 0 4 0 7.50 0 0.05 0.05 0 0 0
May 10, 2024 (Weekly) 1.42 1.68 1.68 0 0 0 7.75 0 0.06 0.06 0 0 0
May 10, 2024 (Weekly) 1.17 1.43 1.43 0 0 0 8.00 0 0.07 0.07 0 0 0
May 10, 2024 (Weekly) 0.92 1.20 1.20 0 0 0 8.25 0 0.08 0.08 0 0 0
May 10, 2024 (Weekly) 0.69 0.97 0.97 0 0 0 8.50 0.03 0.10 0.10 0 0 0
May 10, 2024 (Weekly) 0.51 0.68 0.68 0 0 0 8.75 0.07 0.13 0.13 0 1 0
May 10, 2024 (Weekly) 0.32 0.42 0.42 0 10 0 9.00 0.12 0.20 0.20 0 0 0
May 10, 2024 (Weekly) 0.17 0.27 0.27 0 0 0 9.25 0.23 0.32 0.32 0 0 0
May 10, 2024 (Weekly) 0.07 0.17 0.17 0 0 0 9.50 0.37 0.47 0.47 0 0 0
May 10, 2024 (Weekly) 0.03 0.10 0.10 0 30 0 9.75 0.57 0.66 0.66 0 0 0
May 10, 2024 (Weekly) 0.01 0.06 0.06 0 0 0 10.00 0.75 0.86 0.86 0 0 0
May 10, 2024 (Weekly) 0 0.04 0.04 0 0 0 10.50 1.24 1.43 1.43 0 0 0
May 24, 2024 (Weekly) 1.22 1.49 1.49 0 0 0 8.00 0.03 0.10 0.10 0 0 0
May 24, 2024 (Weekly) 0.99 1.26 1.26 0 0 0 8.25 0.05 0.11 0.11 0 0 0
May 24, 2024 (Weekly) 0.79 0.96 0.96 0 0 0 8.50 0.08 0.14 0.14 0 0 0
May 24, 2024 (Weekly) 0.57 0.78 0.78 0 0 0 8.75 0.12 0.19 0.19 0 0 0
May 24, 2024 (Weekly) 0.40 0.50 0.50 0 0 0 9.00 0.19 0.27 0.27 0 0 0
May 24, 2024 (Weekly) 0.27 0.36 0.36 0 0 0 9.25 0.30 0.38 0.38 0 0 0
May 24, 2024 (Weekly) 0.16 0.25 0.25 0 35 0 9.50 0.44 0.53 0.53 0 0 0
May 24, 2024 (Weekly) 0.09 0.17 0.17 0 0 0 9.75 0.61 0.70 0.70 0 0 0
May 24, 2024 (Weekly) 0.04 0.11 0.11 0 0 0 10.00 0.78 0.89 0.89 0 0 0
May 24, 2024 (Weekly) 0.01 0.06 0.06 0 0 0 10.50 1.24 1.44 1.44 0 0 0
May 17, 2024 1.92 2.14 2.14 0 0 0 7.25 0 0.06 0.06 0 0 0
May 17, 2024 1.67 1.89 1.89 0 20 0 7.50 0 0.06 0.06 0 15 0
May 17, 2024 1.44 1.64 1.64 0 5 0 7.75 0 0.06 0.06 0 5 0
May 17, 2024 1.19 1.40 1.40 0 120 0 8.00 0 0.07 0.07 0 216 0
May 17, 2024 0.97 1.17 1.17 0 23 0 8.25 0.04 0.09 0.09 0 94 0
May 17, 2024 0.73 0.93 0.93 0 25 0 8.50 0.06 0.12 0.12 -0.01 140 115
May 17, 2024 0.57 0.65 0.65 0.01 45 5 8.75 0.10 0.17 0.17 0 160 0
May 17, 2024 0.40 0.48 0.48 0 6,488 0 9.00 0.17 0.24 0.24 0 84 0
May 17, 2024 0.23 0.32 0.32 0 39 0 9.25 0.27 0.35 0.35 0 5 0
May 17, 2024 0.13 0.21 0.21 0 44 0 9.50 0.41 0.50 0.50 0 0 0
May 17, 2024 0.07 0.14 0.14 0 38 0 9.75 0.60 0.69 0.69 0 0 0
May 17, 2024 0.03 0.09 0.09 0 64 0 10.00 0.76 0.90 0.90 0 20 0
May 17, 2024 0 0.05 0.05 0 20 0 10.50 1.24 1.38 1.38 0 0 0
May 17, 2024 0 0.05 0.05 0 23 0 11.00 1.73 1.88 1.88 0 0 0
May 17, 2024 0 0.04 0.04 0 0 0 11.50 2.24 2.38 2.38 0 0 0
May 17, 2024 0 0.04 0.04 0 10 0 12.00 2.73 2.88 2.88 0 0 0
May 17, 2024 0 0.04 0.04 0 19 0 12.50 3.25 3.35 3.35 0 0 0
May 17, 2024 0 0.04 0.04 0 2 0 13.00 3.75 3.85 3.85 0 0 0
May 17, 2024 0 0.04 0.04 0 0 0 13.50 4.25 4.35 4.35 0 0 0
June 21, 2024 1.94 2.04 2.04 0 0 0 7.25 0.02 0.07 0.07 0 0 0
June 21, 2024 1.71 1.80 1.80 0 0 0 7.50 0.04 0.08 0.08 0 0 0
June 21, 2024 1.48 1.58 1.58 0 0 0 7.75 0.07 0.11 0.11 0 5 0
June 21, 2024 1.25 1.45 1.45 0 200 0 8.00 0.09 0.14 0.14 -0.03 132 10
June 21, 2024 1.07 1.18 1.18 0 0 0 8.25 0.13 0.18 0.18 0 3 0
June 21, 2024 0.87 0.94 0.94 0 0 0 8.50 0.17 0.23 0.23 -0.01 101 165
June 21, 2024 0.68 0.75 0.75 0 0 0 8.75 0.24 0.30 0.30 0 50 0
June 21, 2024 0.53 0.59 0.59 0 648 0 9.00 0.33 0.39 0.39 0 125 0
June 21, 2024 0.39 0.46 0.46 0.02 302 285 9.25 0.44 0.51 0.51 0 10 0
June 21, 2024 0.28 0.35 0.35 0 149 0 9.50 0.58 0.65 0.65 0 0 0
June 21, 2024 0.20 0.26 0.26 0 17 0 9.75 0.75 0.81 0.81 0 50 0
June 21, 2024 0.14 0.19 0.19 0 84 0 10.00 0.94 1.01 1.01 0 105 0
June 21, 2024 0.07 0.11 0.11 0 21 0 10.50 1.31 1.42 1.42 0 95 0
June 21, 2024 0.03 0.07 0.07 0 95 0 11.00 1.80 1.90 1.90 0 46 0
June 21, 2024 0 0.05 0.05 0 276 0 11.50 2.28 2.36 2.36 0 0 0
June 21, 2024 0 0.05 0.05 0 363 0 12.00 2.77 2.88 2.88 0 10 0
June 21, 2024 0 0.04 0.04 0 0 0 12.50 3.25 3.40 3.40 0 0 0
June 21, 2024 0 0.04 0.04 0 15 0 13.00 3.75 3.85 3.85 0 0 0
June 21, 2024 0 0.04 0.04 0 0 0 14.00 4.75 4.85 4.85 0 0 0
June 21, 2024 0 0.04 0.04 0 3 0 15.00 5.75 5.85 5.85 0 0 0
June 21, 2024 0 0.04 0.04 0 10 0 16.00 6.75 6.85 6.85 0 0 0
June 21, 2024 0 0.04 0.04 0 0 0 18.00 8.75 8.85 8.85 0 0 0
July 19, 2024 1.98 2.12 2.12 0 0 0 7.25 0.04 0.11 0.11 0 5 0
July 19, 2024 1.75 1.89 1.89 0 0 0 7.50 0.08 0.13 0.13 0 0 0
July 19, 2024 1.51 1.68 1.68 0 0 0 7.75 0.10 0.16 0.16 0 10 0
July 19, 2024 1.34 1.46 1.46 0 0 0 8.00 0.13 0.18 0.18 0 0 0
July 19, 2024 1.13 1.27 1.27 0 0 0 8.25 0.17 0.23 0.23 0 50 0
July 19, 2024 0.95 1.03 1.03 0 0 0 8.50 0.23 0.29 0.29 0 0 0
July 19, 2024 0.78 0.85 0.85 0 3 0 8.75 0.30 0.37 0.37 0 0 0
July 19, 2024 0.62 0.69 0.69 0 50 0 9.00 0.39 0.46 0.46 0 17 0
July 19, 2024 0.49 0.55 0.55 0 0 0 9.25 0.50 0.58 0.58 0 15 0
July 19, 2024 0.37 0.44 0.44 0 23 0 9.50 0.64 0.72 0.72 0 38 0
July 19, 2024 0.28 0.35 0.35 0 0 0 9.75 0.80 0.88 0.88 0 0 0
July 19, 2024 0.20 0.27 0.27 0 781 0 10.00 0.98 1.06 1.06 0 0 0
July 19, 2024 0.12 0.16 0.16 0 5 0 10.50 1.35 1.45 1.45 0 10 0
July 19, 2024 0.06 0.10 0.10 0 27 0 11.00 1.82 1.92 1.92 0 0 0
July 19, 2024 0.03 0.07 0.07 0 50 0 11.50 2.27 2.40 2.40 0 0 0
July 19, 2024 0 0.06 0.06 0 50 0 12.00 2.77 2.88 2.88 0 0 0
July 19, 2024 0 0.05 0.05 0 0 0 12.50 3.25 3.35 3.35 0 0 0
August 16, 2024 2.05 2.24 2.24 0 0 0 7.25 0.09 0.14 0.14 0 5 0
August 16, 2024 1.81 2.03 2.03 0 0 0 7.50 0.11 0.17 0.17 0 20 0
August 16, 2024 1.60 1.82 1.82 0 0 0 7.75 0.14 0.20 0.20 0 0 0
August 16, 2024 1.42 1.55 1.55 0 0 0 8.00 0.18 0.24 0.24 0 0 0
August 16, 2024 1.23 1.32 1.32 0 0 0 8.25 0.23 0.29 0.29 0 104 0
August 16, 2024 1.04 1.14 1.14 0 15 0 8.50 0.29 0.36 0.36 0 0 0
August 16, 2024 0.88 0.96 0.96 0 0 0 8.75 0.37 0.44 0.44 0 50 0
August 16, 2024 0.73 0.81 0.81 0 0 0 9.00 0.47 0.54 0.54 0 0 0
August 16, 2024 0.60 0.68 0.68 0 0 0 9.25 0.59 0.66 0.66 0 0 0
August 16, 2024 0.48 0.56 0.56 0 42 0 9.50 0.72 0.80 0.80 0 0 0
August 16, 2024 0.38 0.46 0.46 0 7 0 9.75 0.87 0.95 0.95 0 10 0
August 16, 2024 0.30 0.38 0.38 0 0 0 10.00 1.04 1.12 1.12 0 0 0
August 16, 2024 0.18 0.25 0.25 0 5 0 10.50 1.42 1.50 1.50 0 0 0
August 16, 2024 0.11 0.16 0.16 0 0 0 11.00 1.80 1.95 1.95 0 0 0
August 16, 2024 0.07 0.12 0.12 0 5 0 11.50 2.26 2.42 2.42 0 0 0
August 16, 2024 0.04 0.09 0.09 0 0 0 12.00 2.65 2.88 2.88 0 0 0
September 20, 2024 2.30 2.52 2.52 0 0 0 7.00 0.10 0.16 0.16 0 10 0
September 20, 2024 2.08 2.30 2.30 0 0 0 7.25 0.12 0.19 0.19 0 0 0
September 20, 2024 1.86 2.09 2.09 0 0 0 7.50 0.15 0.23 0.23 0 0 0
September 20, 2024 1.65 1.79 1.79 0 0 0 7.75 0.19 0.26 0.26 0 0 0
September 20, 2024 1.47 1.61 1.61 0 110 0 8.00 0.24 0.31 0.31 0 0 0
September 20, 2024 1.28 1.40 1.40 0 0 0 8.25 0.30 0.37 0.37 0 0 0
September 20, 2024 1.10 1.22 1.22 0 0 0 8.50 0.37 0.45 0.45 -0.05 250 10
September 20, 2024 0.95 1.05 1.05 0 0 0 8.75 0.46 0.54 0.54 0 0 0
September 20, 2024 0.82 0.90 0.90 0 0 0 9.00 0.56 0.64 0.64 0 25 0
September 20, 2024 0.69 0.77 0.77 0 0 0 9.25 0.69 0.76 0.76 0 0 0
September 20, 2024 0.57 0.66 0.66 0 40 0 9.50 0.82 0.91 0.91 0 38 0
September 20, 2024 0.47 0.56 0.56 0 0 0 9.75 0.96 1.06 1.06 0 0 0
September 20, 2024 0.38 0.47 0.47 0 80 0 10.00 1.13 1.22 1.22 0 29 0
September 20, 2024 0.25 0.33 0.33 0 0 0 10.50 1.48 1.58 1.58 0 0 0
September 20, 2024 0.16 0.23 0.23 0 61 0 11.00 1.88 1.98 1.98 0 39 0
September 20, 2024 0.06 0.13 0.13 0 51 0 12.00 2.79 2.92 2.92 0 10 0
September 20, 2024 0.01 0.09 0.09 0 140 0 13.00 3.60 3.90 3.90 0 0 0
September 20, 2024 0 0.07 0.07 0 10 0 14.00 4.65 4.90 4.90 0 0 0
September 20, 2024 0 0.06 0.06 0 28 0 15.00 5.65 5.90 5.90 0 0 0
September 20, 2024 0 0.05 0.05 0 0 0 16.00 6.65 6.90 6.90 0 0 0
October 18, 2024 1.91 2.12 2.12 0 0 0 7.50 0.18 0.25 0.25 0 0 0
October 18, 2024 1.70 1.83 1.83 0 0 0 7.75 0.22 0.30 0.30 0 0 0
October 18, 2024 1.53 1.64 1.64 0 0 0 8.00 0.28 0.35 0.35 0 0 0
October 18, 2024 1.34 1.46 1.46 0 0 0 8.25 0.33 0.42 0.42 0 0 0
October 18, 2024 1.16 1.28 1.28 0 0 0 8.50 0.40 0.50 0.50 0 0 0
October 18, 2024 1.02 1.13 1.13 0 0 0 8.75 0.49 0.60 0.60 0 0 0
October 18, 2024 0.88 0.98 0.98 0 0 0 9.00 0.61 0.70 0.70 0 0 0
October 18, 2024 0.75 0.86 0.86 0 0 0 9.25 0.73 0.82 0.82 0 0 0
October 18, 2024 0.62 0.74 0.74 0 3 0 9.50 0.86 0.96 0.96 0 0 0
October 18, 2024 0.52 0.64 0.64 0.06 0 10 9.75 1.00 1.11 1.11 0 0 0
October 18, 2024 0.43 0.55 0.55 0 0 0 10.00 1.16 1.27 1.27 0 0 0
October 18, 2024 0.31 0.40 0.40 0 40 0 10.50 1.51 1.62 1.62 0 0 0
December 20, 2024 2.38 2.63 2.63 0 10 0 7.00 0.16 0.25 0.25 0 0 0
December 20, 2024 1.99 2.22 2.22 0 0 0 7.50 0.24 0.33 0.33 0 0 0
December 20, 2024 1.61 1.84 1.84 0 105 0 8.00 0.33 0.46 0.46 0 22 0
December 20, 2024 1.29 1.42 1.42 0 0 0 8.50 0.50 0.62 0.62 0 180 0
December 20, 2024 0.99 1.14 1.14 0 112 0 9.00 0.69 0.82 0.82 -0.07 76 30
December 20, 2024 0.75 0.88 0.88 0 20 0 9.50 0.95 1.07 1.07 0 0 0
December 20, 2024 0.55 0.69 0.69 0 30 0 10.00 1.24 1.37 1.37 0 15 0
December 20, 2024 0.28 0.42 0.42 0 57 0 11.00 1.96 2.09 2.09 0 40 0
December 20, 2024 0.15 0.26 0.26 0 80 0 12.00 2.77 2.97 2.97 0 0 0
December 20, 2024 0.07 0.12 0.12 0 41 0 13.00 3.60 3.90 3.90 0 0 0
December 20, 2024 0.04 0.10 0.10 0 20 0 14.00 4.65 4.90 4.90 0 0 0
January 17, 2025 3.25 3.50 3.50 0 0 0 6.00 0.03 0.17 0.17 0 0 0
January 17, 2025 2.39 2.65 2.65 0 40 0 7.00 0.14 0.27 0.27 0 0 0
January 17, 2025 1.63 1.87 1.87 0 430 0 8.00 0.37 0.52 0.52 0 42 0
January 17, 2025 1.03 1.18 1.18 0 10 0 9.00 0.72 0.87 0.87 0 150 0
January 17, 2025 0.59 0.76 0.76 0 201 0 10.00 1.27 1.41 1.41 0 25 0
January 17, 2025 0.15 0.29 0.29 0 179 0 12.00 2.74 3.00 3.00 0 34 0
January 17, 2025 0.02 0.13 0.13 0 140 0 14.00 4.65 4.90 4.90 0 0 0
January 17, 2025 0.01 0.11 0.11 0 82 0 15.00 5.70 5.90 5.90 0 10 0
January 17, 2025 0 0.11 0.11 0 3 0 16.00 6.70 6.90 6.90 0 0 0
January 17, 2025 0 0.09 0.09 0 0 0 18.00 8.70 8.90 8.90 0 58 0
January 17, 2025 0 0.07 0.07 0 0 0 20.00 10.70 10.90 10.90 0 0 0
March 21, 2025 2.44 2.63 2.63 0 0 0 7.00 0.20 0.33 0.33 0 10 0
March 21, 2025 2.06 2.31 2.31 0 0 0 7.50 0.29 0.44 0.44 0 50 0
March 21, 2025 1.72 1.98 1.98 0 0 0 8.00 0.42 0.57 0.57 0 21 0
March 21, 2025 1.42 1.60 1.60 0 0 0 8.50 0.60 0.74 0.74 0 0 0
March 21, 2025 1.14 1.30 1.30 0 11 0 9.00 0.80 0.96 0.96 0 21 0
March 21, 2025 0.90 1.08 1.08 0 7 0 9.50 1.05 1.21 1.21 0 0 0
March 21, 2025 0.70 0.91 0.91 0 50 0 10.00 1.33 1.50 1.50 0 20 0
March 21, 2025 0.40 0.59 0.59 0 0 0 11.00 2.03 2.20 2.20 0 0 0
March 21, 2025 0.22 0.39 0.39 0 0 0 12.00 2.82 3.05 3.05 0 0 0
January 16, 2026 3.40 3.75 3.75 0 0 0 6.00 0.11 0.42 0.42 0 0 0
January 16, 2026 2.54 2.90 2.90 0 70 0 7.00 0.32 0.58 0.58 0 59 0
January 16, 2026 2.01 2.26 2.26 0 44 0 8.00 0.63 0.99 0.99 0 41 0
January 16, 2026 1.49 1.89 1.89 0 18 0 9.00 1.05 1.39 1.39 0 90 0
January 16, 2026 1.05 1.31 1.31 0 40 0 10.00 1.54 1.99 1.99 0 49 0
January 16, 2026 0.46 0.86 0.86 0 367 0 12.00 2.81 3.35 3.35 0 20 0
January 16, 2026 0.21 0.44 0.44 0 307 0 14.00 4.75 5.00 5.00 0 0 0
January 16, 2026 0.03 0.25 0.25 0 3 0 16.00 6.65 6.95 6.95 0 0 0
January 16, 2026 0.01 0.22 0.22 0 5 0 18.00 8.65 8.95 8.95 0 0 0

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