Merck Co Inc (MRK)

Overview News Price History Option Chain Financials Discussions Forecast Stock Split Dividend History

Merck Co Inc Stock (MRK) Option Chain

For the October 17, 2025 expiration date, the MRK stock option chain has a total of 5,126 contracts, with 3,334 call options and 1,792 put options. This indicates a leaning towards calls, suggesting bullish sentiment.

Other Key Expiration Dates:

December 19, 2025 : 2,124 contracts.
January 16, 2026 : 2,787 contracts.
March 20, 2026 : 667 contracts.
December 18, 2026 : 335 contracts.
January 15, 2027 : 873 contracts.

Merck Co Inc (MRK) Most Active Options & Calendar

MRK Call Options Expiring October 17, 2025

Strike	Price	Change	% Change	Volume
90.00	0.86	-0.40	-31.75%	1,235
91.00	0.57	-0.33	-36.67%	824
88.00	1.64	-0.69	-29.61%	403
95.00	0.13	-0.09	-40.91%	191
92.00	0.39	-0.26	-40.00%	118
89.00	1.15	-0.60	-34.29%	105
85.00	3.26	-1.14	-25.91%	58

MRK Put Options Expiring October 17, 2025

Strike	Price	Change	% Change	Volume
80.00	0.12	0.02	+20.00%	813
85.00	0.75	0.33	+78.57%	175
86.00	1.06	0.40	+60.61%	173
87.00	1.42	0.52	+57.78%	111
82.00	0.30	0.14	+87.50%	101
84.00	0.50	0.19	+61.29%	98
91.00	4.03	1.43	+55.00%	61

Merck Co Inc Stock (MRK) Option Chain Analysis

Put Volume Total	1,792
Call Volume Total	3,334
Put/Call Ratio (PCR)	0.54

Put Strike With Highest Volume	$80.00
Call Strike With Highest Volume	$90.00

NVO

$59.02

1.06%

NVS

$131.55

0.53%

AMGN

$295.54

0.48%

PFE

$26.27

0.61%

GILD

$116.78

2.82%