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ALA – AltaGas Ltd.

Last update: July 25, 2026 at 7:59 a.m.   (Real-time)

  • Last price: 57.180
  • Net change: 0.200
  • Bid price: 56.950
  • Ask price: 57.370
  • 30-day historical volatility: 19.00%
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: 12,246
Volume: 642
Open interest: 1,336
Volume: 30
July 31, 2026 (Weekly) 8.10 8.35 8.35 0 0 0 49.00 0 0.05 0.05 0 0 0
July 31, 2026 (Weekly) 7.60 7.85 7.85 0 0 0 49.50 0 0.05 0.05 0 0 0
July 31, 2026 (Weekly) 7.10 7.35 7.35 0 0 0 50.00 0 0.07 0.07 0 0 0
July 31, 2026 (Weekly) 6.15 6.35 6.35 0 0 0 51.00 0 0.05 0.05 0 0 0
July 31, 2026 (Weekly) 5.15 5.35 5.35 0 0 0 52.00 0 0.06 0.06 0 0 0
July 31, 2026 (Weekly) 4.15 4.40 4.40 0 0 0 53.00 0.03 0.09 0.09 0 0 0
July 31, 2026 (Weekly) 3.20 3.45 3.45 0 21 0 54.00 0.07 0.14 0.14 0 0 0
July 31, 2026 (Weekly) 2.31 2.49 2.49 0 8 0 55.00 0.13 0.20 0.20 0 0 0
July 31, 2026 (Weekly) 1.47 1.65 1.65 0.07 19 2 56.00 0.27 0.36 0.36 0 0 0
July 31, 2026 (Weekly) 0.77 0.89 0.89 0.04 610 2 57.00 0.56 0.66 0.66 0 0 0
July 31, 2026 (Weekly) 0.30 0.42 0.42 0 10 0 58.00 1.07 1.18 1.18 0 0 0
July 31, 2026 (Weekly) 0.08 0.16 0.16 0 12 0 59.00 1.80 1.95 1.95 0 0 0
July 31, 2026 (Weekly) 0 0.06 0.06 0 0 0 60.00 2.70 2.90 2.90 0 0 0
July 31, 2026 (Weekly) 0 0.11 0.11 0 0 0 61.00 3.55 3.95 3.95 0 0 0
August 7, 2026 (Weekly) 8.20 8.40 8.40 0 0 0 49.00 0 0.05 0.05 0 0 0
August 7, 2026 (Weekly) 7.70 7.90 7.90 0 0 0 49.50 0 0.05 0.05 0 0 0
August 7, 2026 (Weekly) 7.20 7.40 7.40 0 0 0 50.00 0 0.06 0.06 0 0 0
August 7, 2026 (Weekly) 6.20 6.40 6.40 0 0 0 51.00 0.01 0.08 0.08 0 0 0
August 7, 2026 (Weekly) 5.25 5.45 5.45 0 0 0 52.00 0.04 0.10 0.10 0 0 0
August 7, 2026 (Weekly) 4.25 4.45 4.45 0 0 0 53.00 0.08 0.15 0.15 0 0 0
August 7, 2026 (Weekly) 3.30 3.55 3.55 0 6 0 54.00 0.14 0.20 0.20 0 10 0
August 7, 2026 (Weekly) 2.45 2.61 2.61 0 0 0 55.00 0.23 0.30 0.30 0 0 0
August 7, 2026 (Weekly) 1.64 1.80 1.80 0 16 0 56.00 0.42 0.51 0.51 0 0 0
August 7, 2026 (Weekly) 0.98 1.10 1.10 0 0 0 57.00 0.74 0.82 0.82 -0.15 0 10
August 7, 2026 (Weekly) 0.50 0.59 0.59 0 600 0 58.00 1.21 1.33 1.33 0 0 0
August 7, 2026 (Weekly) 0.19 0.27 0.27 0.09 0 10 59.00 1.90 2.05 2.05 0 0 0
August 7, 2026 (Weekly) 0.06 0.13 0.13 0 0 0 60.00 2.73 2.93 2.93 0 0 0
August 7, 2026 (Weekly) 0 0.12 0.12 0 0 0 61.00 3.70 3.90 3.90 0 0 0
August 14, 2026 (Weekly) 8.25 8.45 8.45 0 0 0 49.00 0.01 0.07 0.07 0 0 0
August 14, 2026 (Weekly) 7.75 7.95 7.95 0 0 0 49.50 0.01 0.08 0.08 0 0 0
August 14, 2026 (Weekly) 7.25 7.45 7.45 0 0 0 50.00 0.04 0.09 0.09 0 0 0
August 14, 2026 (Weekly) 6.25 6.50 6.50 0 0 0 51.00 0.06 0.11 0.11 0 0 0
August 14, 2026 (Weekly) 5.30 5.50 5.50 0 0 0 52.00 0.09 0.14 0.14 0 0 0
August 14, 2026 (Weekly) 4.35 4.55 4.55 0 0 0 53.00 0.14 0.21 0.21 0 0 0
August 14, 2026 (Weekly) 3.45 3.65 3.65 0 0 0 54.00 0.22 0.28 0.28 0 0 0
August 14, 2026 (Weekly) 2.61 2.74 2.74 0 5 0 55.00 0.34 0.42 0.42 0 0 0
August 14, 2026 (Weekly) 1.82 1.94 1.94 0 0 0 56.00 0.56 0.63 0.63 0 0 0
August 14, 2026 (Weekly) 1.15 1.26 1.26 0 0 0 57.00 0.88 0.96 0.96 0 0 0
August 14, 2026 (Weekly) 0.65 0.74 0.74 0 0 0 58.00 1.37 1.47 1.47 0 0 0
August 14, 2026 (Weekly) 0.32 0.40 0.40 0 0 600 59.00 2.01 2.15 2.15 0 0 0
August 14, 2026 (Weekly) 0.13 0.19 0.19 0 0 0 60.00 2.82 2.96 2.96 0 0 0
August 14, 2026 (Weekly) 0.02 0.12 0.12 0 0 0 61.00 3.70 3.95 3.95 0 0 0
August 28, 2026 (Weekly) 7.35 7.60 7.60 0 0 0 50.00 0.10 0.16 0.16 0 0 0
August 28, 2026 (Weekly) 6.40 6.65 6.65 0 0 0 51.00 0.14 0.20 0.20 0 0 0
August 28, 2026 (Weekly) 5.45 5.70 5.70 0 0 0 52.00 0.20 0.26 0.26 0 0 0
August 28, 2026 (Weekly) 4.55 4.75 4.75 0 0 0 53.00 0.28 0.33 0.33 0 0 0
August 28, 2026 (Weekly) 3.65 3.85 3.85 0 0 0 54.00 0.39 0.45 0.45 0 0 0
August 28, 2026 (Weekly) 2.87 3.00 3.00 0 0 0 55.00 0.55 0.62 0.62 0 0 0
August 28, 2026 (Weekly) 2.12 2.23 2.23 0 0 0 56.00 0.80 0.87 0.87 0 0 0
August 28, 2026 (Weekly) 1.47 1.58 1.58 0 0 0 57.00 1.15 1.22 1.22 0 0 0
August 28, 2026 (Weekly) 0.96 1.05 1.05 0 0 0 58.00 1.63 1.71 1.71 0 0 0
August 28, 2026 (Weekly) 0.57 0.65 0.65 0 0 0 59.00 2.22 2.33 2.33 0 0 0
August 28, 2026 (Weekly) 0.32 0.39 0.39 0 0 0 60.00 2.97 3.10 3.10 0 0 0
August 28, 2026 (Weekly) 0.14 0.24 0.24 0 0 0 61.00 3.60 4.05 4.05 0 0 0
September 4, 2026 (Weekly) 5.55 5.75 5.75 0 0 0 52.00 0.24 0.32 0.32 0 0 0
September 4, 2026 (Weekly) 4.65 4.85 4.85 0 0 0 53.00 0.33 0.41 0.41 0 0 0
September 4, 2026 (Weekly) 3.75 3.95 3.95 0 0 0 54.00 0.46 0.54 0.54 0 0 0
September 4, 2026 (Weekly) 2.98 3.15 3.15 0 0 0 55.00 0.64 0.74 0.74 0 0 0
September 4, 2026 (Weekly) 2.24 2.39 2.39 0 0 0 56.00 0.90 1.00 1.00 0 0 0
September 4, 2026 (Weekly) 1.59 1.74 1.74 0 0 0 57.00 1.26 1.36 1.36 0 0 0
September 4, 2026 (Weekly) 1.08 1.21 1.21 0 0 0 58.00 1.73 1.84 1.84 0 0 0
September 4, 2026 (Weekly) 0.68 0.80 0.80 0 0 0 59.00 2.30 2.44 2.44 0 0 0
September 4, 2026 (Weekly) 0.40 0.50 0.50 0 0 0 60.00 3.00 3.20 3.20 0 0 0
September 4, 2026 (Weekly) 0.22 0.34 0.34 0 0 0 61.00 3.85 4.05 4.05 0 0 0
August 21, 2026 16.20 16.40 16.40 0 0 0 41.00 0 0.05 0.05 0 11 0
August 21, 2026 15.20 15.40 15.40 0 0 0 42.00 0 0.05 0.05 0 0 0
August 21, 2026 14.20 14.45 14.45 0 0 0 43.00 0 0.05 0.05 0 0 0
August 21, 2026 13.20 13.45 13.45 0 0 0 44.00 0 0.05 0.05 0 0 0
August 21, 2026 12.25 12.45 12.45 0 10 0 45.00 0 0.06 0.06 0 0 0
August 21, 2026 11.25 11.45 11.45 0 0 0 46.00 0 0.05 0.05 0 10 0
August 21, 2026 10.25 10.45 10.45 0 10 0 47.00 0 0.06 0.06 0 0 0
August 21, 2026 9.25 9.45 9.45 0 0 0 48.00 0.01 0.08 0.08 0 0 0
August 21, 2026 8.30 8.50 8.50 0 0 0 49.00 0.04 0.08 0.08 0 0 0
August 21, 2026 7.30 7.50 7.50 0 5 0 50.00 0.07 0.11 0.11 0 25 0
August 21, 2026 6.35 6.55 6.55 0 0 0 51.00 0.10 0.15 0.15 0 0 0
August 21, 2026 5.40 5.60 5.60 0 32 0 52.00 0.15 0.20 0.20 0 0 0
August 21, 2026 4.45 4.65 4.65 0 0 0 53.00 0.21 0.27 0.27 0 0 0
August 21, 2026 3.55 3.75 3.75 0 117 0 54.00 0.31 0.35 0.35 0 10 0
August 21, 2026 2.73 2.87 2.87 0 0 0 55.00 0.46 0.52 0.52 0 0 0
August 21, 2026 2.00 2.10 2.10 0 125 0 56.00 0.70 0.76 0.76 0 67 0
August 21, 2026 1.32 1.43 1.43 0.09 7,488 5 57.00 1.04 1.10 1.10 0 40 0
August 21, 2026 0.81 0.90 0.90 0.14 510 10 58.00 1.51 1.59 1.59 0 0 0
August 21, 2026 0.46 0.53 0.53 0 550 0 59.00 2.12 2.23 2.23 0 0 0
August 21, 2026 0.23 0.29 0.29 0 52 0 60.00 2.89 3.05 3.05 0 0 0
August 21, 2026 0.08 0.18 0.18 0 0 0 61.00 3.55 4.00 4.00 0 0 0
August 21, 2026 0.03 0.08 0.08 0 0 0 62.00 4.70 4.90 4.90 0 0 0
August 21, 2026 0 0.06 0.06 0 0 0 64.00 6.70 6.90 6.90 0 0 0
September 18, 2026 22.25 22.45 22.45 0 0 0 35.00 0 0.06 0.06 0 176 0
September 18, 2026 21.25 21.45 21.45 0 0 0 36.00 0 0.05 0.05 0 29 0
September 18, 2026 19.25 19.50 19.50 0 1 0 38.00 0 0.07 0.07 0 122 0
September 18, 2026 17.25 17.50 17.50 0 55 0 40.00 0.01 0.06 0.06 0 27 0
September 18, 2026 15.25 15.50 15.50 0 75 0 42.00 0.01 0.06 0.06 0 44 0
September 18, 2026 14.25 14.50 14.50 0 0 0 43.00 0.01 0.07 0.07 0 0 0
September 18, 2026 13.30 13.50 13.50 0 0 0 44.00 0.01 0.07 0.07 0 10 0
September 18, 2026 12.30 12.55 12.55 0 18 0 45.00 0.05 0.09 0.09 0 26 0
September 18, 2026 11.30 11.55 11.55 0 32 0 46.00 0.07 0.11 0.11 0 0 0
September 18, 2026 10.35 10.55 10.55 0 0 0 47.00 0.09 0.14 0.14 0 10 0
September 18, 2026 9.35 9.60 9.60 0 285 0 48.00 0.13 0.18 0.18 0 2 0
September 18, 2026 8.40 8.65 8.65 0 40 0 49.00 0.17 0.22 0.22 0 0 0
September 18, 2026 7.45 7.70 7.70 0 115 0 50.00 0.22 0.27 0.27 0 22 0
September 18, 2026 5.60 5.80 5.80 0 30 0 52.00 0.37 0.43 0.43 0 18 0
September 18, 2026 3.90 4.05 4.05 0 25 0 54.00 0.66 0.72 0.72 0 0 0
September 18, 2026 3.10 3.25 3.25 0 10 0 55.00 0.88 0.95 0.95 0 10 0
September 18, 2026 2.40 2.51 2.51 0 6 0 56.00 1.19 1.25 1.25 0 80 0
September 18, 2026 1.78 1.87 1.87 0 14 0 57.00 1.59 1.65 1.65 0 32 0
September 18, 2026 1.25 1.34 1.34 0 30 0 58.00 2.06 2.15 2.15 0 18 0
September 18, 2026 0.84 0.93 0.93 0 5 0 59.00 2.67 2.77 2.77 0 0 0
September 18, 2026 0.54 0.60 0.60 -0.04 0 10 60.00 3.35 3.50 3.50 0 0 0
September 18, 2026 0.19 0.24 0.24 0 0 0 62.00 5.00 5.25 5.25 0 0 0
September 18, 2026 0.05 0.09 0.09 0 0 0 64.00 6.85 7.10 7.10 0 0 0
September 18, 2026 0 0.11 0.11 0 0 0 66.00 8.65 9.10 9.10 0 0 0
September 18, 2026 0 0.05 0.05 0 0 0 70.00 12.75 13.00 13.00 0 0 0
October 16, 2026 13.35 13.60 13.60 0 0 0 44.00 0.09 0.14 0.14 0 16 0
October 16, 2026 12.35 12.60 12.60 0 0 0 45.00 0.12 0.17 0.17 0 0 0
October 16, 2026 11.35 11.60 11.60 0 0 0 46.00 0.15 0.20 0.20 0 0 0
October 16, 2026 10.40 10.65 10.65 0 0 0 47.00 0.19 0.24 0.24 0 1 0
October 16, 2026 9.45 9.70 9.70 0 0 0 48.00 0.23 0.29 0.29 0 0 0
October 16, 2026 8.50 8.70 8.70 0 0 0 49.00 0.29 0.35 0.35 0 0 0
October 16, 2026 7.55 7.80 7.80 0 14 0 50.00 0.36 0.41 0.41 0 0 0
October 16, 2026 5.75 5.95 5.95 0 0 0 52.00 0.57 0.61 0.61 0 0 0
October 16, 2026 4.10 4.30 4.30 0 23 0 54.00 0.91 0.98 0.98 0 50 0
October 16, 2026 2.70 2.81 2.81 0 12 0 56.00 1.50 1.58 1.58 0 0 0
October 16, 2026 1.58 1.68 1.68 0 15 0 58.00 2.37 2.48 2.48 0 0 0
October 16, 2026 0.82 0.91 0.91 0 10 0 60.00 3.60 3.75 3.75 0 12 0
October 16, 2026 0.38 0.45 0.45 0 0 0 62.00 5.15 5.35 5.35 0 0 0
October 16, 2026 0.16 0.22 0.22 0 0 0 64.00 6.90 7.20 7.20 0 0 0
October 16, 2026 0.02 0.18 0.18 0 0 0 66.00 8.85 9.10 9.10 0 0 0
November 20, 2026 10.50 10.80 10.80 0 0 0 47.00 0.32 0.39 0.39 0 0 0
November 20, 2026 9.55 9.85 9.85 0 0 0 48.00 0.38 0.46 0.46 0 0 0
November 20, 2026 8.65 8.90 8.90 0 0 0 49.00 0.46 0.53 0.53 0 0 0
November 20, 2026 7.75 8.00 8.00 0 0 0 50.00 0.56 0.62 0.62 0 10 0
November 20, 2026 6.10 6.30 6.30 0 0 0 52.00 0.83 0.90 0.90 0 5 0
November 20, 2026 4.50 4.70 4.70 0 0 0 54.00 1.24 1.34 1.34 0 0 0
November 20, 2026 3.15 3.30 3.30 0 18 0 56.00 1.86 1.97 1.97 0 0 0
November 20, 2026 2.05 2.18 2.18 0 0 0 58.00 2.74 2.86 2.86 0 0 0
November 20, 2026 1.24 1.35 1.35 0.01 2 2 60.00 3.90 4.10 4.10 0 0 0
November 20, 2026 0.69 0.78 0.78 0 130 0 62.00 5.40 5.60 5.60 0 0 0
November 20, 2026 0.37 0.44 0.44 0 0 0 64.00 7.05 7.30 7.30 0 0 0
November 20, 2026 0.18 0.28 0.28 0 0 0 66.00 8.90 9.15 9.15 0 0 0
December 18, 2026 22.15 22.50 22.50 0 0 0 35.00 0.01 0.07 0.07 0 25 0
December 18, 2026 21.20 21.55 21.55 0 0 0 36.00 0.03 0.08 0.08 0 6 0
December 18, 2026 19.25 19.55 19.55 0 5 0 38.00 0.07 0.11 0.11 0 12 0
December 18, 2026 17.25 17.60 17.60 0 5 0 40.00 0.12 0.17 0.17 0 32 0
December 18, 2026 15.35 15.70 15.70 0 2 0 42.00 0.17 0.24 0.24 0 2 0
December 18, 2026 13.40 13.75 13.75 0 52 0 44.00 0.25 0.32 0.32 0 2 0
December 18, 2026 12.45 12.85 12.85 0 46 0 45.00 0.31 0.38 0.38 0 2 0
December 18, 2026 11.55 11.90 11.90 0 2 0 46.00 0.36 0.44 0.44 0 160 0
December 18, 2026 10.60 10.95 10.95 0 0 0 47.00 0.43 0.51 0.51 0 0 0
December 18, 2026 9.70 10.00 10.00 0 13 0 48.00 0.51 0.61 0.61 0 110 0
December 18, 2026 8.75 9.10 9.10 0 0 0 49.00 0.63 0.69 0.69 0 0 0
December 18, 2026 7.90 8.20 8.20 0 70 0 50.00 0.74 0.81 0.81 -0.05 1 18
December 18, 2026 6.30 6.50 6.50 0 0 0 52.00 1.05 1.14 1.14 0 0 0
December 18, 2026 4.75 4.95 4.95 0 2 0 54.00 1.53 1.62 1.62 0 0 0
December 18, 2026 4.05 4.25 4.25 0 206 0 55.00 1.84 1.94 1.94 0 12 0
December 18, 2026 3.40 3.60 3.60 0 0 0 56.00 2.19 2.31 2.31 0 0 0
December 18, 2026 2.32 2.46 2.46 0 0 0 58.00 3.10 3.25 3.25 0 0 0
December 18, 2026 1.49 1.61 1.61 0 61 0 60.00 4.25 4.40 4.40 0 2 0
December 18, 2026 0.90 1.00 1.00 0 0 0 62.00 5.65 5.85 5.85 0 0 0
December 18, 2026 0.52 0.60 0.60 0 0 0 64.00 7.25 7.45 7.45 0 0 0
December 18, 2026 0.39 0.46 0.46 0 0 0 65.00 8.10 8.35 8.35 0 0 0
December 18, 2026 0.19 0.44 0.44 0 0 0 66.00 8.75 9.30 9.30 0 0 0
December 18, 2026 0.07 0.12 0.12 0 0 0 70.00 12.75 13.10 13.10 0 0 0
January 15, 2027 9.75 10.10 10.10 0 0 0 48.00 0.61 0.69 0.69 0 0 0
January 15, 2027 8.85 9.15 9.15 0 0 0 49.00 0.72 0.80 0.80 0 0 0
January 15, 2027 8.00 8.30 8.30 0 0 0 50.00 0.85 0.94 0.94 0 0 0
January 15, 2027 6.40 6.65 6.65 0 0 0 52.00 1.19 1.30 1.30 0 0 0
January 15, 2027 4.90 5.10 5.10 0 0 0 54.00 1.69 1.80 1.80 0 0 0
January 15, 2027 3.60 3.80 3.80 0 0 0 56.00 2.38 2.49 2.49 0 0 0
January 15, 2027 2.52 2.67 2.67 0 20 0 58.00 3.25 3.45 3.45 0 0 0
January 15, 2027 1.68 1.81 1.81 0 18 0 60.00 4.40 4.60 4.60 0 0 0
January 15, 2027 1.06 1.17 1.17 0 0 0 62.00 5.75 6.00 6.00 0 0 0
January 15, 2027 0.63 0.73 0.73 0 0 0 64.00 7.35 7.55 7.55 0 0 0
January 15, 2027 0.36 0.49 0.49 0 0 0 66.00 8.70 9.30 9.30 0 0 0
March 19, 2027 17.30 17.75 17.75 0 0 0 40.00 0.25 0.33 0.33 0 5 0
March 19, 2027 13.50 14.00 14.00 0 47 0 44.00 0.47 0.56 0.56 0 2 0
March 19, 2027 12.60 13.05 13.05 0 10 0 45.00 0.54 0.64 0.64 0 13 0
March 19, 2027 11.70 12.10 12.10 0 4 0 46.00 0.64 0.74 0.74 0 3 0
March 19, 2027 10.00 10.35 10.35 0 6 0 48.00 0.85 0.97 0.97 0 13 0
March 19, 2027 8.35 8.60 8.60 0 30 0 50.00 1.16 1.28 1.28 0 0 0
March 19, 2027 4.70 4.90 4.90 0 73 0 55.00 2.45 2.60 2.60 0 2 0
March 19, 2027 2.17 2.33 2.33 0 39 0 60.00 4.85 5.05 5.05 0 0 0
March 19, 2027 0.81 0.93 0.93 0 25 0 65.00 8.45 8.70 8.70 0 0 0
March 19, 2027 0.27 0.36 0.36 0 120 0 70.00 12.85 13.25 13.25 0 0 0
June 18, 2027 12.80 13.35 13.35 0 0 0 45.00 0.79 0.92 0.92 0 15 0
June 18, 2027 12.00 12.45 12.45 0 10 0 46.00 0.91 1.04 1.04 0 0 0
June 18, 2027 10.30 10.75 10.75 0 0 0 48.00 1.20 1.31 1.31 0 0 0
June 18, 2027 8.80 9.10 9.10 0 0 0 50.00 1.56 1.69 1.69 0 20 0
June 18, 2027 5.30 5.55 5.55 0 108 0 55.00 2.97 3.15 3.15 0.05 3 2
June 18, 2027 2.74 2.96 2.96 0 23 0 60.00 5.35 5.55 5.55 0 1 0
June 18, 2027 1.27 1.41 1.41 0.05 49 1 65.00 8.80 9.05 9.05 0 0 0
June 18, 2027 0.52 0.64 0.64 0 29 0 70.00 13.00 13.35 13.35 0 0 0

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