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KALU
Kaiser Aluminum Corporation
stock NASDAQ

At Close

Sep 1, 2026 3:59:53 PM EDT

163.34USD+2.869%(+4.56)236,636

0.00Bid 0.00Ask 0.00Spread

Pre-market

Aug 31, 2026 9:29:59 AM EDT

163.00USD+2.658%(+4.22)0

After-hours

Aug 31, 2026 4:04:30 PM EDT

158.78USD-0.019%(-0.03)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 18, 2026 Oct 16, 2026 Nov 20, 2026 Dec 18, 2026 Mar 19, 2027

ITM/OTM for Sep 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
83	450	64	83

KALU Sep 18, 2026 Exp. - Volume by Strike

Puts

Calls

KALU Sep 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

KALU Sep 18, 2026 Exp. - Max Pain @ $160.00

Puts

Calls

KALU Sep 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
280 C	1.40	0%	1	1	06-08	KALU260918C00280000
270 C	1.65	0%	1	1	06-10	KALU260918C00270000
260 C	3.65	+231.82%	1	3	06-02	KALU260918C00260000
250 C	1.50	-37.50%	1	6	05-20	KALU260918C00250000
240 C	4.80	+37.14%	2	5	06-30	KALU260918C00240000
230 C	2.08	-0.95%	1	2	08-12	KALU260918C00230000
220 C	3.70	+103.30%	1	6	08-12	KALU260918C00220000
210 C	0.50	-88.89%	1	35	08-27	KALU260918C00210000
200 C	0.50	-87.50%	3	297	08-24	KALU260918C00200000
195 C	5.20	-5.45%	1	11	08-17	KALU260918C00195000
190 C	7.70	-39.84%	1	9	08-14	KALU260918C00190000
185 C	1.85	-82.13%	2	12	08-19	KALU260918C00185000
180 C	1.00	-70.85%	8	13	08-24	KALU260918C00180000
175 C	1.90	-57.11%	8	8	08-24	KALU260918C00175000
170 C	4.20	+60.31%	1	31	08-31	KALU260918C00170000
165 C	4.30	+26.47%	1	10	08-27	KALU260918C00165000
160 C	11.50	+109.09%	1	33	08-31	KALU260918C00160000
155 C	9.50	+5.56%	2	4	08-31	KALU260918C00155000
150 C	17.40	+66.51%	5	7	08-31	KALU260918C00150000
145 C	15.70	-61.80%	1	3	08-27	KALU260918C00145000
140 C	34.93	-5.34%	1	3	05-20	KALU260918C00140000
135 C	36.50	-28.43%	2	3	07-24	KALU260918C00135000
130 C	31.99	-23.83%	1	14	08-03	KALU260918C00130000
125 C	0	0%	0			KALU260918C00125000
120 C	43.20	-14.12%	10	13	08-18	KALU260918C00120000
115 C	35.20	+10.69%	1	1	02-09	KALU260918C00115000
110 C	0	0%	0			KALU260918C00110000
105 C	0	0%	0			KALU260918C00105000
100 C	36.50	0%	10	0	02-25	KALU260918C00100000
95 C	72.40	0%	1	1	04-30	KALU260918C00095000
90 C	0	0%	0			KALU260918C00090000
85 C	87.50	-13.62%	1	1	07-23	KALU260918C00085000
80 C	92.50	0%	1	0	07-23	KALU260918C00080000
75 C	97.50	0%	1	0	07-23	KALU260918C00075000
70 C	102.50	0%	1	0	07-23	KALU260918C00070000
65 C	107.50	0%	1	0	07-23	KALU260918C00065000
60 C	112.50	0%	1	0	07-23	KALU260918C00060000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
280 P	0	0%	0			KALU260918P00280000
270 P	0	0%	0			KALU260918P00270000
260 P	95.50	0%	1	0	07-27	KALU260918P00260000
250 P	85.50	0%	1	1	07-27	KALU260918P00250000
240 P	75.50	0%	1	1	07-27	KALU260918P00240000
230 P	0	0%	0			KALU260918P00230000
220 P	0	0%	0			KALU260918P00220000
210 P	36.91	-5.31%	1	1	07-23	KALU260918P00210000
200 P	0	0%	0			KALU260918P00200000
195 P	15.20	+12.59%	1	2	08-17	KALU260918P00195000
190 P	14.30	+41.58%	3	6	08-14	KALU260918P00190000
185 P	10.40	+23.81%	3	5	08-17	KALU260918P00185000
180 P	21.50	+150.00%	2	7	08-18	KALU260918P00180000
175 P	5.80	-6.45%	1	5	08-17	KALU260918P00175000
170 P	4.20	-50.00%	1	17	08-17	KALU260918P00170000
165 P	11.10	+284.08%	15	19	08-27	KALU260918P00165000
160 P	8.60	+7.50%	2	8	08-28	KALU260918P00160000
155 P	5.60	-40.43%	1	14	08-27	KALU260918P00155000
150 P	6.20	-7.46%	1	19	07-31	KALU260918P00150000
145 P	3.40	+385.71%	1	5	08-19	KALU260918P00145000
140 P	2.44	-21.54%	1	2	07-24	KALU260918P00140000
135 P	1.95	+267.92%	2	5	08-20	KALU260918P00135000
130 P	18.48	0%	8	2	01-30	KALU260918P00130000
125 P	1.70	-51.43%	1	24	05-28	KALU260918P00125000
120 P	0	0%	0			KALU260918P00120000
115 P	0	0%	0			KALU260918P00115000
110 P	0	0%	0			KALU260918P00110000
105 P	3.28	0%	3	3	02-09	KALU260918P00105000
100 P	0	0%	0			KALU260918P00100000
95 P	0	0%	0			KALU260918P00095000
90 P	2.45	0%	1	1	02-26	KALU260918P00090000
85 P	0	0%	0			KALU260918P00085000
80 P	0	0%	0			KALU260918P00080000
75 P	0	0%	0			KALU260918P00075000
70 P	0	0%	0			KALU260918P00070000
65 P	0	0%	0			KALU260918P00065000
60 P	0	0%	0			KALU260918P00060000