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WLK
Westlake Corporation
stock NYSE

At Close

Aug 1, 2025 3:59:57 PM EDT

75.40USD-4.912%(-3.90)1,594,517

75.36Bid 75.42Ask 0.06Spread

Pre-market

Aug 1, 2025 8:37:30 AM EDT

77.68USD-2.043%(-1.62)300

After-hours

Aug 1, 2025 4:02:30 PM EDT

75.50USD+0.126%(+0.10)21,948

OverviewOption ChainHistoricalExchangesShortsMore

Aug 15, 2025 Sep 19, 2025 Oct 17, 2025 Dec 19, 2025 Jan 16, 2026

ITM/OTM for Jan 16, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
66	192	7	59

WLK Jan 16, 2026 Exp. - Volume by Strike

Puts

Calls

WLK Jan 16, 2026 Exp. - Open Interest by Strike

Puts

Calls

WLK Jan 16, 2026 Exp. - Max Pain @ $70.00

Puts

Calls

WLK Jan 16, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
130 C	0	0%	0			WLK260116C00130000
125 C	0.85	+88.89%	1	2	07-09	WLK260116C00125000
120 C	0	0%	0			WLK260116C00120000
115 C	0.90	0%	1	1	07-08	WLK260116C00115000
110 C	1.45	0%	1	1	07-08	WLK260116C00110000
105 C	1.95	0%	1	1	07-08	WLK260116C00105000
100 C	3.50	-22.22%	1	8	07-22	WLK260116C00100000
95 C	4.80	+50.00%	1	1	06-10	WLK260116C00095000
90 C	6.00	-25.00%	10	78	07-30	WLK260116C00090000
85 C	9.40	+11.90%	3	85	07-28	WLK260116C00085000
80 C	8.85	-18.81%	3	15	07-30	WLK260116C00080000
75 C	13.70	+0.74%	8	52	07-21	WLK260116C00075000
70 C	16.50	-23.61%	2	6	07-21	WLK260116C00070000
65 C	15.00	-11.24%	1	1	05-21	WLK260116C00065000
60 C	26.80	+48.89%	2	3	07-11	WLK260116C00060000
55 C	27.85	+37.53%	1	1	06-11	WLK260116C00055000
50 C	0	0%	0			WLK260116C00050000
45 C	36.30	0%	1	1	06-12	WLK260116C00045000
40 C	41.50	+5.44%	1	2	07-08	WLK260116C00040000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
130 P	0	0%	0			WLK260116P00130000
125 P	43.25	-1.93%	2	2	07-02	WLK260116P00125000
120 P	0	0%	0			WLK260116P00120000
115 P	0	0%	0			WLK260116P00115000
110 P	30.26	0%	1	1	06-11	WLK260116P00110000
105 P	0	0%	0			WLK260116P00105000
100 P	18.22	0%	1	1	07-09	WLK260116P00100000
95 P	0	0%	0			WLK260116P00095000
90 P	10.45	-23.16%	1	3	07-23	WLK260116P00090000
85 P	0	0%	0			WLK260116P00085000
80 P	0	0%	0			WLK260116P00080000
75 P	5.50	-41.49%	1	4	07-08	WLK260116P00075000
70 P	3.90	-11.36%	1	27	07-08	WLK260116P00070000
65 P	2.60	-10.34%	3	8	07-16	WLK260116P00065000
60 P	2.50	-54.55%	2	6	06-11	WLK260116P00060000
55 P	1.10	-76.34%	3	8	07-16	WLK260116P00055000
50 P	0.95	0%	1	1	07-16	WLK260116P00050000
45 P	0.65	-48.00%	1	3	07-16	WLK260116P00045000
40 P	0.55	+120.00%	1	2	07-28	WLK260116P00040000

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