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ALA – AltaGas Ltd.

Last update: October 15, 2025 at 5:16 p.m.   (Real-time)

  • Last price: 42.270
  • Net change: -0.110
  • Bid price: 42.110
  • Ask price: 42.450
  • 30-day historical volatility: 17.22%
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: 8,373
Volume: 55
Open interest: 2,430
Volume: 39
October 24, 2025 (Weekly) 3.25 3.40 3.40 0 0 0 39.00 0 0.09 0.09 0 0 0
October 24, 2025 (Weekly) 2.78 2.92 2.90 0 0 0 39.50 0 0.10 0.10 0 0 0
October 24, 2025 (Weekly) 2.31 2.43 2.41 0 0 0 40.00 0.04 0.11 0.11 0 0 0
October 24, 2025 (Weekly) 1.85 1.96 1.96 0 0 0 40.50 0.07 0.14 0.14 0 0 0
October 24, 2025 (Weekly) 1.40 1.53 1.50 0 0 0 41.00 0.13 0.21 0.21 0 0 0
October 24, 2025 (Weekly) 0.99 1.10 1.10 0 13 0 41.50 0.22 0.31 0.31 0 26 0
October 24, 2025 (Weekly) 0.65 0.75 0.75 0 0 0 42.00 0.36 0.45 0.46 0 0 0
October 24, 2025 (Weekly) 0.38 0.48 0.48 0 0 0 42.50 0.58 0.67 0.68 0 0 0
October 24, 2025 (Weekly) 0.19 0.27 0.27 0 2 0 43.00 0.87 0.98 0.99 0 0 0
October 24, 2025 (Weekly) 0.08 0.15 0.15 0 0 0 43.50 1.26 1.39 1.39 0 0 0
October 24, 2025 (Weekly) 0.02 0.09 0.09 0 5 0 44.00 1.68 1.84 1.85 0 15 0
October 24, 2025 (Weekly) 0 0.08 0.08 0 0 0 44.50 2.16 2.32 2.33 0 0 0
October 24, 2025 (Weekly) 0 0.07 0.07 0 0 0 45.00 2.66 2.82 2.82 0 0 0
October 24, 2025 (Weekly) 0 0.05 0.05 0 0 0 45.50 3.15 3.35 3.35 0 0 0
October 31, 2025 (Weekly) 3.35 3.55 3.55 0 0 0 39.00 0.06 0.17 0.17 0 0 0
October 31, 2025 (Weekly) 2.87 3.05 3.05 0 0 0 39.50 0.09 0.21 0.21 0 0 0
October 31, 2025 (Weekly) 2.45 2.59 2.57 0 0 0 40.00 0.14 0.24 0.24 0 0 0
October 31, 2025 (Weekly) 2.00 2.15 2.15 0 0 0 40.50 0.20 0.31 0.31 0 0 0
October 31, 2025 (Weekly) 1.57 1.75 1.75 0 0 0 41.00 0.28 0.40 0.40 0 0 0
October 31, 2025 (Weekly) 1.22 1.36 1.35 0 0 0 41.50 0.39 0.53 0.53 0 0 0
October 31, 2025 (Weekly) 0.88 1.03 1.02 0 10 0 42.00 0.56 0.70 0.70 0 0 0
October 31, 2025 (Weekly) 0.60 0.76 0.74 0 0 0 42.50 0.79 0.93 0.93 0 0 0
October 31, 2025 (Weekly) 0.38 0.52 0.52 0 0 0 43.00 1.07 1.22 1.22 0 0 0
October 31, 2025 (Weekly) 0.22 0.35 0.35 0 0 0 43.50 1.41 1.55 1.57 0 0 0
October 31, 2025 (Weekly) 0.13 0.23 0.23 0 0 0 44.00 1.77 1.94 1.96 0 0 0
October 31, 2025 (Weekly) 0.06 0.17 0.17 0 1 0 44.50 2.21 2.38 2.39 0 0 0
October 31, 2025 (Weekly) 0.01 0.11 0.11 0 0 0 45.00 2.67 2.83 2.85 0 0 0
October 31, 2025 (Weekly) 0 0.09 0.09 0 0 0 45.50 3.15 3.35 3.35 0 0 0
November 7, 2025 (Weekly) 2.09 2.26 2.26 0 0 0 40.50 0.28 0.38 0.40 0 0 0
November 7, 2025 (Weekly) 1.70 1.88 1.88 0 0 0 41.00 0.38 0.49 0.49 0 0 0
November 7, 2025 (Weekly) 1.33 1.47 1.47 0 0 0 41.50 0.50 0.63 0.63 0 0 0
November 7, 2025 (Weekly) 1.01 1.14 1.14 0 0 0 42.00 0.67 0.82 0.82 0 0 0
November 7, 2025 (Weekly) 0.73 0.86 0.86 0 0 0 42.50 0.88 1.03 1.03 0 0 0
November 7, 2025 (Weekly) 0.51 0.63 0.63 0 6 0 43.00 1.17 1.31 1.33 0 0 0
November 7, 2025 (Weekly) 0.33 0.45 0.45 -0.07 10 4 43.50 1.50 1.63 1.63 0 0 0
November 7, 2025 (Weekly) 0.21 0.32 0.32 0 0 0 44.00 1.85 2.01 2.03 0 0 0
November 7, 2025 (Weekly) 0.13 0.22 0.22 0 0 0 44.50 2.26 2.42 2.42 0 0 0
November 7, 2025 (Weekly) 0.06 0.18 0.18 0 1,800 0 45.00 2.71 2.87 2.87 0 0 0
November 7, 2025 (Weekly) 0.02 0.11 0.11 0 0 0 45.50 3.15 3.35 3.35 0 0 0
November 14, 2025 (Weekly) 2.19 2.32 2.30 0 0 0 40.50 0.34 0.42 0.42 0 0 0
November 14, 2025 (Weekly) 1.79 1.90 1.89 0 0 0 41.00 0.45 0.52 0.53 0 0 0
November 14, 2025 (Weekly) 1.44 1.54 1.54 0 0 0 41.50 0.59 0.66 0.67 0 0 0
November 14, 2025 (Weekly) 1.12 1.21 1.20 0 0 0 42.00 0.76 0.84 0.84 0 0 0
November 14, 2025 (Weekly) 0.84 0.93 0.93 0 0 0 42.50 0.98 1.06 1.06 0 0 0
November 14, 2025 (Weekly) 0.62 0.70 0.69 0 0 0 43.00 1.23 1.34 1.35 0 0 0
November 14, 2025 (Weekly) 0.43 0.51 0.50 0 0 0 43.50 1.57 1.66 1.67 0 0 0
November 14, 2025 (Weekly) 0.29 0.36 0.36 0 0 0 44.00 1.94 2.04 2.05 0 5 0
November 14, 2025 (Weekly) 0.19 0.25 0.25 0 0 0 44.50 2.31 2.45 2.45 0 0 0
November 14, 2025 (Weekly) 0.11 0.18 0.17 0 0 0 45.00 2.74 2.88 2.90 0 0 0
November 14, 2025 (Weekly) 0.06 0.14 0.14 0 1,000 0 45.50 3.15 3.35 3.40 0 0 0
November 28, 2025 (Weekly) 2.23 2.56 2.56 0 0 0 40.50 0.33 0.63 0.63 0 0 0
November 28, 2025 (Weekly) 1.88 2.18 2.18 0 0 0 41.00 0.43 0.74 0.74 0 0 0
November 28, 2025 (Weekly) 1.51 1.84 1.84 0 0 0 41.50 0.57 0.91 0.91 0 0 0
November 28, 2025 (Weekly) 1.15 1.53 1.53 0 0 0 42.00 0.74 1.09 1.09 0 0 0
November 28, 2025 (Weekly) 0.93 1.25 1.25 0 0 0 42.50 0.96 1.32 1.32 0 0 0
November 28, 2025 (Weekly) 0.68 1.01 1.01 0 0 0 43.00 1.23 1.59 1.59 0 0 0
November 28, 2025 (Weekly) 0.47 0.82 0.82 0 0 0 43.50 1.55 1.89 1.89 0 0 0
November 28, 2025 (Weekly) 0.35 0.66 0.66 0 0 0 44.00 1.92 2.23 2.23 0 0 0
November 28, 2025 (Weekly) 0.24 0.51 0.51 0 0 0 44.50 2.31 2.60 2.60 0 0 0
October 17, 2025 9.20 9.40 9.35 0 0 0 33.00 0 0.05 0.05 0 0 0
October 17, 2025 8.20 8.40 8.35 0 0 0 34.00 0 0.05 0.05 0 0 0
October 17, 2025 7.20 7.40 7.35 0 0 0 35.00 0 0.05 0.05 0 0 0
October 17, 2025 6.20 6.40 6.35 0 0 0 36.00 0 0.05 0.05 0 8 0
October 17, 2025 5.20 5.40 5.35 0 20 0 37.00 0 0.05 0.05 0 12 0
October 17, 2025 4.20 4.40 4.35 0 0 0 38.00 0 0.05 0.05 0 93 0
October 17, 2025 3.20 3.40 3.35 0 0 0 39.00 0 0.05 0.05 0 87 0
October 17, 2025 2.71 2.87 2.84 0 0 0 39.50 0 0.06 0.06 0 0 0
October 17, 2025 2.22 2.37 2.36 0 0 0 40.00 0 0.07 0.07 0 2 0
October 17, 2025 1.73 1.87 1.86 0 0 0 40.50 0 0.08 0.08 0 6 0
October 17, 2025 1.25 1.39 1.38 0 8 0 41.00 0 0.07 0.07 0 89 0
October 17, 2025 0.79 0.91 0.91 0 0 0 41.50 0.05 0.12 0.13 0 20 0
October 17, 2025 0.41 0.52 0.52 0 121 0 42.00 0.14 0.23 0.23 0 20 0
October 17, 2025 0.14 0.23 0.22 0 176 0 42.50 0.34 0.46 0.47 0 40 0
October 17, 2025 0.01 0.09 0.08 -0.05 16 10 43.00 0.70 0.86 0.87 0 54 0
October 17, 2025 0 0.06 0.06 0 1,850 0 43.50 1.16 1.32 1.33 0 10 0
October 17, 2025 0 0.05 0.05 0 9 0 44.00 1.68 1.80 1.82 0 0 0
October 17, 2025 0 0.05 0.05 0 10 0 44.50 2.18 2.30 2.32 0 2 0
October 17, 2025 0 0.05 0.05 0 0 0 45.00 2.66 2.81 2.82 0 0 0
October 17, 2025 0 0.05 0.05 0 0 0 45.50 3.15 3.35 3.35 0 0 0
October 17, 2025 0 0.05 0.05 0 0 0 46.00 3.65 3.85 3.85 0 0 0
November 21, 2025 9.30 9.50 9.50 0 0 0 33.00 0.01 0.07 0.07 0 6 0
November 21, 2025 8.30 8.50 8.50 0 0 0 34.00 0.01 0.09 0.09 0 0 0
November 21, 2025 7.35 7.50 7.50 0 0 0 35.00 0.01 0.10 0.10 0 0 0
November 21, 2025 6.35 6.55 6.55 0 0 0 36.00 0.02 0.15 0.15 0 52 0
November 21, 2025 5.40 5.60 5.55 0 0 0 37.00 0.05 0.17 0.17 0 4 0
November 21, 2025 4.45 4.65 4.60 0 20 0 38.00 0.12 0.20 0.20 0 0 0
November 21, 2025 3.50 3.70 3.65 0 62 0 39.00 0.20 0.26 0.27 0 10 0
November 21, 2025 2.67 2.77 2.77 0 28 0 40.00 0.31 0.35 0.35 0 70 0
November 21, 2025 1.89 1.99 1.97 0 5 0 41.00 0.52 0.60 0.60 0 40 0
November 21, 2025 1.22 1.32 1.29 0 43 0 42.00 0.84 0.91 0.92 0 1 0
November 21, 2025 0.70 0.78 0.78 0 76 0 43.00 1.32 1.41 1.41 0 53 0
November 21, 2025 0.35 0.44 0.43 0 82 0 44.00 1.98 2.08 2.08 0 5 0
November 21, 2025 0.16 0.22 0.22 0 12 0 45.00 2.77 2.89 2.91 0 0 0
November 21, 2025 0.06 0.13 0.13 0 1,100 0 46.00 3.65 3.85 3.85 0 0 0
November 21, 2025 0 0.10 0.10 0 0 0 47.00 4.65 4.85 4.85 0 0 0
December 19, 2025 17.30 17.50 17.50 0 0 0 25.00 0 0.05 0.05 0 35 0
December 19, 2025 14.30 14.50 14.50 0 0 0 28.00 0 0.05 0.05 0 15 0
December 19, 2025 12.30 12.50 12.50 0 0 0 30.00 0.01 0.06 0.06 0 5 0
December 19, 2025 10.35 10.55 10.55 0 0 0 32.00 0.01 0.09 0.09 0 42 0
December 19, 2025 8.35 8.60 8.60 0 20 0 34.00 0.02 0.15 0.15 0 163 0
December 19, 2025 7.40 7.60 7.60 0 0 0 35.00 0.06 0.18 0.18 0 15 0
December 19, 2025 6.45 6.65 6.65 0 172 3 36.00 0.12 0.21 0.21 0 116 0
December 19, 2025 5.50 5.70 5.70 0 0 0 37.00 0.18 0.27 0.27 0 0 0
December 19, 2025 4.55 4.75 4.75 0 89 0 38.00 0.26 0.34 0.34 0 10 0
December 19, 2025 3.65 3.85 3.85 0 0 0 39.00 0.38 0.46 0.46 0 20 0
December 19, 2025 2.86 2.97 2.97 0 309 0 40.00 0.55 0.64 0.65 0 25 0
December 19, 2025 2.10 2.20 2.20 0 7 0 41.00 0.81 0.91 0.92 0 32 0
December 19, 2025 1.45 1.54 1.54 0 47 0 42.00 1.19 1.29 1.30 0 10 0
December 19, 2025 0.95 1.04 1.04 0 20 0 43.00 1.69 1.80 1.81 0 25 0
December 19, 2025 0.55 0.65 0.65 -0.01 89 3 44.00 2.36 2.46 2.46 0 0 0
December 19, 2025 0.31 0.39 0.39 0 12 0 45.00 3.10 3.25 3.25 0 0 0
December 19, 2025 0.16 0.22 0.22 0 10 0 46.00 3.90 4.15 4.15 0 0 0
December 19, 2025 0.07 0.14 0.14 0 0 0 47.00 4.85 5.05 5.05 0 0 0
January 16, 2026 6.45 6.70 6.65 0 0 0 36.00 0.19 0.26 0.26 0 0 0
January 16, 2026 5.50 5.75 5.75 0 0 0 37.00 0.25 0.33 0.33 0 0 0
January 16, 2026 4.60 4.80 4.80 0 0 0 38.00 0.35 0.44 0.44 0 0 0
January 16, 2026 3.75 3.95 3.95 0 0 0 39.00 0.49 0.57 0.59 0 0 0
January 16, 2026 2.98 3.15 3.15 0 0 0 40.00 0.69 0.79 0.79 0 0 0
January 16, 2026 2.26 2.36 2.36 0 5 0 41.00 0.98 1.07 1.08 0 10 0
January 16, 2026 1.62 1.73 1.73 0 6 0 42.00 1.36 1.47 1.47 0 5 0
January 16, 2026 1.11 1.22 1.22 0 20 0 43.00 1.86 1.96 1.97 0 0 0
January 16, 2026 0.71 0.82 0.82 0 35 21 44.00 2.46 2.60 2.61 0 0 0
January 16, 2026 0.45 0.53 0.53 0 30 0 45.00 3.20 3.35 3.35 0 0 0
January 16, 2026 0.27 0.34 0.34 0 0 0 46.00 4.00 4.20 4.20 0 0 0
January 16, 2026 0.15 0.23 0.23 0 0 0 47.00 4.85 5.10 5.10 0 0 0
February 20, 2026 5.60 5.85 5.85 0 2 0 37.00 0.36 0.43 0.45 0 0 0
February 20, 2026 4.75 4.95 4.95 0 0 0 38.00 0.47 0.57 0.57 0 0 0
February 20, 2026 3.95 4.10 4.10 0 0 0 39.00 0.65 0.75 0.75 0 0 0
February 20, 2026 3.20 3.35 3.35 0 60 0 40.00 0.89 0.97 0.97 0 5 0
February 20, 2026 2.49 2.62 2.62 0 0 0 41.00 1.16 1.28 1.28 0 0 0
February 20, 2026 1.88 1.99 1.99 0 0 0 42.00 1.57 1.66 1.67 0 0 0
February 20, 2026 1.37 1.49 1.49 0 15 0 43.00 2.06 2.17 2.17 0 0 0
February 20, 2026 0.96 1.08 1.08 0 60 0 44.00 2.64 2.77 2.78 0 0 0
February 20, 2026 0.64 0.76 0.76 0 12 0 45.00 3.30 3.50 3.50 0 21 0
February 20, 2026 0.42 0.53 0.53 0 17 0 46.00 4.10 4.30 4.30 0 0 0
February 20, 2026 0.27 0.36 0.36 0 0 0 47.00 4.95 5.20 5.20 0 0 0
March 20, 2026 12.30 12.60 12.60 0 2 0 30.00 0.04 0.16 0.16 0 5 0
March 20, 2026 10.35 10.65 10.65 0 0 0 32.00 0.09 0.23 0.23 0 17 0
March 20, 2026 8.40 8.75 8.75 0 4 0 34.00 0.20 0.31 0.31 0 44 0
March 20, 2026 7.45 7.80 7.80 0 0 0 35.00 0.27 0.38 0.38 0 10 0
March 20, 2026 6.55 6.85 6.85 0 50 0 36.00 0.35 0.46 0.46 0 150 0
March 20, 2026 5.65 5.95 5.95 0 0 0 37.00 0.47 0.57 0.58 0 0 0
March 20, 2026 4.85 5.05 5.05 0 128 0 38.00 0.61 0.72 0.72 -0.07 411 9
March 20, 2026 4.00 4.25 4.25 0 10 0 39.00 0.82 0.94 0.94 -0.05 0 20
March 20, 2026 3.30 3.45 3.45 0 47 0 40.00 1.07 1.18 1.20 0 15 0
March 20, 2026 2.62 2.77 2.77 0 0 0 41.00 1.39 1.52 1.53 0 0 0
March 20, 2026 2.03 2.18 2.17 0 171 0 42.00 1.80 1.93 1.94 0 0 0
March 20, 2026 1.52 1.66 1.65 -0.03 14 14 43.00 2.31 2.44 2.45 0 0 0
March 20, 2026 1.10 1.24 1.24 0 42 0 44.00 2.90 3.05 3.05 0 0 0
March 20, 2026 0.77 0.91 0.90 0 15 0 45.00 3.55 3.75 3.75 0 0 0
March 20, 2026 0.53 0.65 0.65 0 0 0 46.00 4.30 4.50 4.50 0 0 0
March 20, 2026 0.36 0.47 0.47 0 0 0 47.00 5.15 5.35 5.40 0 0 0
March 20, 2026 0.06 0.20 0.20 0 0 0 50.00 7.80 8.10 8.10 0 2 0
April 17, 2026 4.80 5.25 5.25 0 0 0 38.00 0.58 0.96 0.96 0 0 0
April 17, 2026 4.10 4.45 4.45 0 0 0 39.00 0.81 1.17 1.17 0 0 0
April 17, 2026 3.35 3.70 3.70 0 0 0 40.00 1.07 1.45 1.45 0 0 0
April 17, 2026 2.68 3.05 3.05 0 0 0 41.00 1.43 1.79 1.79 0 0 0
April 17, 2026 2.11 2.40 2.40 0 0 0 42.00 1.86 2.21 2.21 0 0 0
April 17, 2026 1.60 1.93 1.93 0 0 0 43.00 2.32 2.73 2.73 0 0 0
April 17, 2026 1.17 1.47 1.47 0 0 0 44.00 2.89 3.35 3.35 0 0 0
April 17, 2026 0.82 1.15 1.15 0 0 0 45.00 3.55 4.00 4.00 0 0 0
April 17, 2026 0.54 0.86 0.86 0 0 0 46.00 4.30 4.80 4.80 0 0 0
June 19, 2026 12.30 12.65 12.60 0 0 0 30.00 0.10 0.24 0.24 0 0 0
June 19, 2026 8.50 8.85 8.85 0 0 0 34.00 0.36 0.48 0.48 0 20 0
June 19, 2026 7.60 7.95 7.95 0 0 0 35.00 0.48 0.59 0.59 0 10 0
June 19, 2026 6.75 7.05 7.05 0 10 0 36.00 0.60 0.73 0.73 0 10 0
June 19, 2026 5.15 5.40 5.40 0 8 0 38.00 0.95 1.09 1.09 0 210 0
June 19, 2026 3.70 3.90 3.90 0 56 0 40.00 1.47 1.63 1.63 0 0 0
June 19, 2026 2.46 2.64 2.64 0 46 0 42.00 2.26 2.42 2.42 0 204 0
June 19, 2026 1.52 1.70 1.70 0 47 0 44.00 3.30 3.50 3.50 0 0 0
June 19, 2026 1.16 1.35 1.35 0 8 0 45.00 3.95 4.15 4.15 0 1 0
June 19, 2026 0.89 1.05 1.05 0 152 0 46.00 4.65 4.85 4.85 0 0 0
June 19, 2026 0.49 0.62 0.62 0 10 0 48.00 6.20 6.45 6.45 0 0 0
June 19, 2026 0.25 0.38 0.38 0 0 0 50.00 7.90 8.30 8.30 0 0 0
September 18, 2026 7.75 8.10 8.10 0 0 0 35.00 0.69 0.84 0.84 0 0 0
September 18, 2026 5.35 5.70 5.65 0 1 0 38.00 1.21 1.40 1.42 0.01 17 10
September 18, 2026 4.00 4.25 4.25 0 0 0 40.00 1.82 2.02 2.02 0 0 0
September 18, 2026 2.81 3.05 3.05 0 0 0 42.00 2.61 2.82 2.82 0 20 0
September 18, 2026 1.90 2.11 2.11 0 0 0 44.00 3.65 3.90 3.90 0 0 0
September 18, 2026 1.20 1.43 1.43 0 27 0 46.00 4.95 5.20 5.20 0 0 0
September 18, 2026 0.72 0.93 0.93 0 0 0 48.00 6.50 6.75 6.75 0 0 0
September 18, 2026 0.43 0.59 0.59 0 3 0 50.00 8.05 8.45 8.45 0 0 0

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