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MRK
Merck & Co., Inc.
stock NYSE

At Close

Sep 4, 2026 3:59:58 PM EDT

150.33USD-1.319%(-2.01)4,397,468

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 4, 2026 9:24:30 AM EDT

151.36USD-0.643%(-0.98)5,336

After-hours

Sep 4, 2026 4:35:30 PM EDT

150.69USD+0.240%(+0.36)1,016,522

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 4, 2026 Sep 11, 2026 Sep 18, 2026 Sep 25, 2026 Oct 2, 2026 Oct 9, 2026 Oct 16, 2026 Oct 23, 2026 Nov 20, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Apr 16, 2027 Jun 17, 2027 Sep 17, 2027 Dec 17, 2027 Jan 21, 2028

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
22,999	8,237	487	25,156

MRK Dec 18, 2026 Exp. - Volume by Strike

Puts

Calls

MRK Dec 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

MRK Dec 18, 2026 Exp. - Max Pain @ $105.00

Puts

Calls

MRK Dec 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
220 C	0.24	-45.45%	1	3	08-31	MRK261218C00220000
210 C	0	0%	0			MRK261218C00210000
200 C	1.00	+6.38%	2	16	09-03	MRK261218C00200000
195 C	1.00	+4.17%	1	98	09-03	MRK261218C00195000
190 C	1.25	+8.70%	1	279	09-01	MRK261218C00190000
185 C	1.63	+16.43%	1	109	09-03	MRK261218C00185000
180 C	2.35	+6.33%	1	1,322	09-03	MRK261218C00180000
175 C	3.35	+2.45%	45	457	09-03	MRK261218C00175000
170 C	4.32	+4.10%	2	716	09-03	MRK261218C00170000
165 C	5.57	+2.77%	34	612	09-03	MRK261218C00165000
160 C	7.30	+2.10%	2	1,586	09-03	MRK261218C00160000
155 C	9.30	+3.91%	11	3,039	09-03	MRK261218C00155000
150 C	11.25	+4.65%	19	1,174	09-03	MRK261218C00150000
145 C	14.41	+4.80%	1	806	09-02	MRK261218C00145000
140 C	17.77	+5.77%	50	3,311	09-03	MRK261218C00140000
135 C	21.00	+1.60%	21	1,550	09-03	MRK261218C00135000
130 C	25.09	+2.62%	1	1,476	09-03	MRK261218C00130000
125 C	26.75	+3.08%	3	1,008	09-01	MRK261218C00125000
120 C	31.48	+4.65%	1	556	09-01	MRK261218C00120000
115 C	37.00	+8.50%	2	669	09-02	MRK261218C00115000
110 C	42.75	+2.37%	8	2,388	09-03	MRK261218C00110000
105 C	47.60	+8.92%	1	7,763	09-02	MRK261218C00105000
100 C	51.56	+1.90%	101	802	09-03	MRK261218C00100000
95 C	52.15	-3.14%	1	310	08-31	MRK261218C00095000
90 C	61.16	+49.17%	2	249	08-19	MRK261218C00090000
85 C	66.97	-0.74%	1	343	09-03	MRK261218C00085000
80 C	48.75	-0.51%	1	173	07-22	MRK261218C00080000
75 C	41.00	+5.53%	2	193	04-23	MRK261218C00075000
70 C	44.33	+0.73%	1	176	05-20	MRK261218C00070000
65 C	51.56	-11.10%	1	19	03-05	MRK261218C00065000
60 C	74.18	+8.69%	4	28	08-14	MRK261218C00060000
55 C	58.63	+18.21%	1	2	02-03	MRK261218C00055000
50 C	69.00	-5.04%	10	2	06-12	MRK261218C00050000
45 C	0	0%	0			MRK261218C00045000
40 C	76.26	+67.05%	1	1	03-11	MRK261218C00040000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
220 P	0	0%	0			MRK261218P00220000
210 P	0	0%	0			MRK261218P00210000
200 P	0	0%	0			MRK261218P00200000
195 P	0	0%	0			MRK261218P00195000
190 P	62.26	0%	20	0	07-16	MRK261218P00190000
185 P	0	0%	0			MRK261218P00185000
180 P	0	0%	0			MRK261218P00180000
175 P	25.00	-7.30%	1	3	08-26	MRK261218P00175000
170 P	47.00	0%	1	0	06-28	MRK261218P00170000
165 P	18.42	-8.59%	1	24	08-24	MRK261218P00165000
160 P	16.80	-51.59%	39	39	08-19	MRK261218P00160000
155 P	11.95	-3.63%	1	421	09-03	MRK261218P00155000
150 P	9.15	-3.68%	40	240	09-03	MRK261218P00150000
145 P	7.20	-8.28%	653	723	09-02	MRK261218P00145000
140 P	5.23	-2.24%	2	402	09-03	MRK261218P00140000
135 P	3.75	-5.06%	5	437	09-03	MRK261218P00135000
130 P	2.69	-4.27%	1	1,214	09-03	MRK261218P00130000
125 P	2.48	+1.22%	5	718	08-28	MRK261218P00125000
120 P	1.48	-6.92%	12	1,006	09-01	MRK261218P00120000
115 P	0.98	-8.41%	1	1,388	08-25	MRK261218P00115000
110 P	0.56	-20.00%	12	2,704	09-03	MRK261218P00110000
105 P	0.39	-25.00%	21	2,492	09-03	MRK261218P00105000
100 P	0.36	-7.69%	1	2,613	08-31	MRK261218P00100000
95 P	0.17	-19.05%	3	1,998	09-03	MRK261218P00095000
90 P	0.20	+17.65%	3	901	08-28	MRK261218P00090000
85 P	0.08	-20.00%	27	629	09-03	MRK261218P00085000
80 P	0.06	-53.85%	5	841	09-03	MRK261218P00080000
75 P	0.11	+37.50%	7	1,393	08-31	MRK261218P00075000
70 P	0.07	+40.00%	20	1,046	09-01	MRK261218P00070000
65 P	0.03	+200.00%	3	331	08-31	MRK261218P00065000
60 P	0.03	-25.00%	3	2,480	08-25	MRK261218P00060000
55 P	0.03	+200.00%	2	597	09-02	MRK261218P00055000
50 P	0.03	-88.89%	30	375	08-25	MRK261218P00050000
45 P	0.01	-75.00%	37	153	08-13	MRK261218P00045000
40 P	0.01	-88.89%	10	475	08-19	MRK261218P00040000

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MRK Dec 18, 2026 Exp. - Open Interest by Strike

MRK Dec 18, 2026 Exp. - Max Pain @ $105.00

MRK
Merck & Co., Inc.
stock NYSE