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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 Sep 19, 2025View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
116	167	84	6,361

WLK Sep 19, 2025 Exp. - Volume by Strike

Puts

Calls

WLK Sep 19, 2025 Exp. - Open Interest by Strike

Puts

Calls

WLK Sep 19, 2025 Exp. - Max Pain @ $75.00

Puts

Calls

WLK Sep 19, 2025 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
200 C	0	0%	0			WLK250919C00200000
195 C	0	0%	0			WLK250919C00195000
190 C	0	0%	0			WLK250919C00190000
185 C	0	0%	0			WLK250919C00185000
180 C	0	0%	0			WLK250919C00180000
175 C	0	0%	0			WLK250919C00175000
170 C	3.50	0%	1	1	11-25	WLK250919C00170000
165 C	0	0%	0			WLK250919C00165000
160 C	0	0%	0			WLK250919C00160000
155 C	1.80	-10.00%	1	2	02-27	WLK250919C00155000
150 C	1.45	0%	2	2	01-06	WLK250919C00150000
145 C	1.80	0%	1	0	03-13	WLK250919C00145000
140 C	2.00	0%	1	1	03-19	WLK250919C00140000
135 C	3.49	-26.06%	10	17	03-10	WLK250919C00135000
130 C	4.70	-48.91%	1	1	02-20	WLK250919C00130000
125 C	5.50	0%	4	4	02-03	WLK250919C00125000
120 C	0.15	-70.00%	2	5	06-04	WLK250919C00120000
115 C	0.65	-90.44%	1	1	05-27	WLK250919C00115000
110 C	9.30	0%	1	1	03-18	WLK250919C00110000
105 C	8.20	0.00%	4	3	03-28	WLK250919C00105000
100 C	1.05	-80.37%	1	9	05-21	WLK250919C00100000
95 C	0.90	-43.75%	1	27	07-29	WLK250919C00095000
90 C	3.80	+43.40%	3	6	07-22	WLK250919C00090000
85 C	4.13	-28.79%	3	32	07-24	WLK250919C00085000
80 C	6.00	-26.83%	1	55	07-30	WLK250919C00080000
75 C	5.80	-6.45%	11	62	06-25	WLK250919C00075000
70 C	7.20	-41.61%	12	52	06-23	WLK250919C00070000
65 C	0	0%	0			WLK250919C00065000
60 C	15.10	+1.34%	2	2	06-06	WLK250919C00060000
55 C	0	0%	0			WLK250919C00055000
50 C	0	0%	0			WLK250919C00050000
45 C	0	0%	0			WLK250919C00045000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
200 P	0	0%	0			WLK250919P00200000
195 P	0	0%	0			WLK250919P00195000
190 P	0	0%	0			WLK250919P00190000
185 P	0	0%	0			WLK250919P00185000
180 P	0	0%	0			WLK250919P00180000
175 P	0	0%	0			WLK250919P00175000
170 P	0	0%	0			WLK250919P00170000
165 P	0	0%	0			WLK250919P00165000
160 P	0	0%	0			WLK250919P00160000
155 P	0	0%	0			WLK250919P00155000
150 P	0	0%	0			WLK250919P00150000
145 P	0	0%	0			WLK250919P00145000
140 P	0	0%	0			WLK250919P00140000
135 P	0	0%	0			WLK250919P00135000
130 P	0	0%	0			WLK250919P00130000
125 P	0	0%	0			WLK250919P00125000
120 P	13.80	0%	1	1	12-23	WLK250919P00120000
115 P	0	0%	0			WLK250919P00115000
110 P	23.14	+240.29%	4	5	04-11	WLK250919P00110000
105 P	21.50	+188.20%	1	1	07-09	WLK250919P00105000
100 P	17.50	+45.83%	1	1	07-09	WLK250919P00100000
95 P	12.17	-13.07%	2	5	07-11	WLK250919P00095000
90 P	11.90	-7.03%	1	8	05-19	WLK250919P00090000
85 P	10.00	+14.29%	10	11	07-31	WLK250919P00085000
80 P	5.20	+4.00%	1	52	07-30	WLK250919P00080000
75 P	2.15	+8.04%	1	6,271	07-25	WLK250919P00075000
70 P	1.75	+25.00%	5	44	07-30	WLK250919P00070000
65 P	3.30	+13.79%	2	12	05-21	WLK250919P00065000
60 P	1.00	-53.49%	2	29	06-12	WLK250919P00060000
55 P	3.05	+205.00%	3	4	06-09	WLK250919P00055000
50 P	0.80	0%	1	1	05-28	WLK250919P00050000
45 P	0	0%	0			WLK250919P00045000

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