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 6,958 contracts, with 3,552 call options and 3,406 put options. This indicates a leaning towards calls, suggesting bullish sentiment.

Other Key Expiration Dates:

December 19, 2025 : 693 contracts.
January 16, 2026 : 3,643 contracts.
March 20, 2026 : 763 contracts.
December 18, 2026 : 22 contracts.
January 15, 2027 : 1,350 contracts.

Merck Co Inc (MRK) Most Active Options & Calendar

MRK Call Options Expiring October 17, 2025

Strike	Price	Change	% Change	Volume
90.00	0.15	-0.14	-48.28%	720
88.00	0.37	-0.39	-51.32%	638
87.00	0.67	-0.44	-39.64%	603
89.00	0.23	-0.23	-50.00%	482
80.00	5.72	-0.57	-9.06%	180
86.00	1.02	-0.53	-34.19%	173
85.00	1.59	-0.53	-25.00%	155

MRK Put Options Expiring October 17, 2025

Strike	Price	Change	% Change	Volume
85.00	0.90	-0.09	-9.09%	2,539
83.00	0.31	-0.08	-20.51%	203
84.00	0.58	-0.04	-6.45%	164
86.00	1.43	0.06	+4.38%	120
81.00	0.14	-0.04	-22.22%	101
80.00	0.10	-0.02	-16.67%	79
82.00	0.20	-0.05	-20.00%	68

Merck Co Inc Stock (MRK) Option Chain Analysis

Put Volume Total	3,406
Call Volume Total	3,552
Put/Call Ratio (PCR)	0.96

Put Strike With Highest Volume	$85.00
Call Strike With Highest Volume	$90.00

NVO

$57.50

1.00%

AMGN

$292.40

0.78%

NVS

$129.12

0.70%

GILD

$118.21

0.88%

PFE

$24.73

0.20%