Options Chain for KAISER ALUMINIUM CORPORATION COM PAR $0.01 (KALU) - $157.78 as of 7/20/2026 2:27:46 PM EST

Calls

Strike Bid Ask Premium Last Price Change %Chg Premium to Strike Price Ratio Volume Open Interest IV Delta Gamma Theta Last Trade Last Updated
115.00 40.30 44.50 42.40 % 0.37 0 0 1.02 0.98 0.00 -0.02 7/20/2026 4:00:05 PM EST
120.00 35.50 39.50 37.50 % 0.31 0 0 0.92 0.95 0.00 -0.03 7/20/2026 4:00:05 PM EST
125.00 31.20 35.00 33.10 % 0.26 0 0 0.87 0.92 0.01 -0.05 7/20/2026 4:00:05 PM EST
130.00 26.80 30.50 28.65 % 0.22 0 0 0.58 0.88 0.01 -0.08 7/20/2026 4:00:05 PM EST
135.00 22.60 26.50 24.55 % 0.18 0 0 0.56 0.83 0.01 -0.11 7/20/2026 4:00:05 PM EST
140.00 18.80 22.50 20.65 % 0.15 0 0 0.56 0.78 0.01 -0.13 7/20/2026 4:00:05 PM EST
145.00 15.10 19.00 17.05 % 0.12 0 0 0.56 0.71 0.01 -0.14 7/20/2026 4:00:05 PM EST
150.00 12.10 16.00 14.05 14.75 0.00 0.00% 0.09 0 1 0.56 0.64 0.01 -0.16 7/17/2026 7/20/2026 4:00:05 PM EST
155.00 9.20 13.50 11.35 % 0.07 0 0 0.56 0.56 0.02 -0.16 7/20/2026 4:00:05 PM EST
160.00 6.60 11.00 8.80 % 0.06 0 0 0.55 0.49 0.02 -0.16 7/20/2026 4:00:05 PM EST
165.00 4.60 9.00 6.80 6.50 -1.26 -16.24% 0.04 1 5 0.54 0.41 0.02 -0.15 7/20/2026 7/20/2026 4:00:05 PM EST
170.00 3.10 7.50 5.30 5.16 -0.84 -14.00% 0.03 12 6 0.54 0.34 0.01 -0.14 7/20/2026 7/20/2026 4:00:05 PM EST
175.00 1.75 6.00 3.88 % 0.02 0 0 0.53 0.27 0.01 -0.13 7/20/2026 4:00:05 PM EST
180.00 0.75 5.50 3.13 % 0.02 0 0 0.53 0.21 0.01 -0.11 7/20/2026 4:00:05 PM EST
185.00 0.05 4.90 2.48 2.40 0.00 0.00% 0.01 0 10 0.49 0.15 0.01 -0.09 7/17/2026 7/20/2026 4:00:05 PM EST
190.00 0.60 2.40 1.50 2.51 0.00 0.00% 0.01 0 11 0.52 0.11 0.01 -0.07 7/14/2026 7/20/2026 4:00:05 PM EST
195.00 0.00 4.80 2.40 % 0.01 0 0 0.87 0.09 0.01 -0.06 7/20/2026 4:00:05 PM EST
200.00 0.00 4.80 2.40 2.00 0.00 0.00% 0.01 0 2 0.92 0.06 0.01 -0.04 7/9/2026 7/20/2026 4:00:05 PM EST
210.00 0.00 4.80 2.40 % 0.01 0 0 1.03 0.03 0.00 -0.03 7/20/2026 4:00:05 PM EST
220.00 0.00 4.80 2.40 % 0.01 0 0 1.12 0.01 0.00 -0.01 7/20/2026 4:00:05 PM EST
230.00 0.00 4.80 2.40 % 0.01 0 0 1.21 0.01 0.00 -0.01 7/20/2026 4:00:05 PM EST
240.00 0.00 4.80 2.40 % 0.01 0 0 1.29 0.00 0.00 0.00 7/20/2026 4:00:05 PM EST
250.00 0.00 4.80 2.40 % 0.01 0 0 1.37 0.00 0.00 0.00 7/20/2026 4:00:05 PM EST
260.00 0.00 4.80 2.40 % 0.01 0 0 1.44 0.00 0.00 0.00 7/20/2026 4:00:05 PM EST
270.00 0.00 4.80 2.40 % 0.01 0 0 1.51 0.00 0.00 0.00 7/20/2026 4:00:05 PM EST

Puts

Strike Bid Ask Premium Last Price Change %Chg Premium to Strike Price Ratio Volume Open Interest IV Delta Gamma Theta Last Trade Last Updated
115.00 0.00 4.80 2.40 % 0.02 0 0 1.18 -0.02 0.00 -0.02 7/20/2026 4:00:05 PM EST
120.00 0.00 4.80 2.40 % 0.02 0 0 1.06 -0.05 0.00 -0.03 7/20/2026 4:00:05 PM EST
125.00 0.00 4.80 2.40 % 0.02 0 0 0.96 -0.08 0.01 -0.05 7/20/2026 4:00:05 PM EST
130.00 0.00 4.80 2.40 % 0.02 0 0 0.85 -0.12 0.01 -0.08 7/20/2026 4:00:05 PM EST
135.00 0.50 5.10 2.80 2.85 0.00 0.00% 0.02 0 2 0.57 -0.17 0.01 -0.11 7/17/2026 7/20/2026 4:00:05 PM EST
140.00 1.50 6.30 3.90 % 0.03 0 0 0.57 -0.23 0.01 -0.13 7/20/2026 4:00:05 PM EST
145.00 3.00 7.80 5.40 2.80 0.00 0.00% 0.04 0 3 0.58 -0.29 0.01 -0.14 6/23/2026 7/20/2026 4:00:05 PM EST
150.00 5.00 9.40 7.20 % 0.05 0 0 0.57 -0.36 0.01 -0.16 7/20/2026 4:00:05 PM EST
155.00 7.00 11.50 9.25 4.80 0.00 0.00% 0.06 0 3 0.56 -0.44 0.02 -0.16 6/23/2026 7/20/2026 4:00:05 PM EST
160.00 10.00 14.20 12.10 12.00 0.00 0.00% 0.08 0 2 0.57 -0.51 0.02 -0.16 7/17/2026 7/20/2026 4:00:05 PM EST
165.00 13.00 16.90 14.95 % 0.09 0 0 0.56 -0.59 0.02 -0.15 7/20/2026 4:00:05 PM EST
170.00 16.50 20.40 18.45 17.50 +0.28 +1.63% 0.11 10 3 0.56 -0.66 0.01 -0.14 7/20/2026 7/20/2026 4:00:05 PM EST
175.00 20.00 24.10 22.05 % 0.13 0 0 0.55 -0.73 0.01 -0.13 7/20/2026 4:00:05 PM EST
180.00 24.00 28.50 26.25 % 0.15 0 0 0.55 -0.79 0.01 -0.11 7/20/2026 4:00:05 PM EST
185.00 28.50 33.00 30.75 25.99 0.00 0.00% 0.17 0 2 0.53 -0.85 0.01 -0.09 7/15/2026 7/20/2026 4:00:05 PM EST
190.00 33.00 37.20 35.10 % 0.18 0 0 0.75 -0.89 0.01 -0.07 7/20/2026 4:00:05 PM EST
195.00 38.00 41.80 39.90 % 0.20 0 0 0.75 -0.91 0.01 -0.06 7/20/2026 4:00:05 PM EST
200.00 42.50 46.50 44.50 % 0.22 0 0 0.77 -0.94 0.01 -0.04 7/20/2026 4:00:05 PM EST
210.00 52.00 56.30 54.15 % 0.26 0 0 0.85 -0.97 0.00 -0.03 7/20/2026 4:00:05 PM EST
220.00 61.70 66.50 64.10 % 0.29 0 0 0.96 -0.99 0.00 -0.01 7/20/2026 4:00:05 PM EST
230.00 71.40 76.00 73.70 % 0.32 0 0 1.04 -0.99 0.00 -0.01 7/20/2026 4:00:05 PM EST
240.00 81.50 86.00 83.75 % 0.35 0 0 1.10 -1.00 0.00 0.00 7/20/2026 4:00:05 PM EST
250.00 91.50 96.00 93.75 % 0.38 0 0 1.17 -1.00 0.00 0.00 7/20/2026 4:00:05 PM EST
260.00 101.40 106.00 103.70 % 0.40 0 0 1.24 -1.00 0.00 0.00 7/20/2026 4:00:05 PM EST
270.00 111.60 116.00 113.80 % 0.42 0 0 1.29 -1.00 0.00 0.00 7/20/2026 4:00:05 PM EST