1.30% 1.29

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 December 19, 2025 expiration date, the MRK stock option chain has a total of 445,926 contracts, with 442,154 call options and 3,772 put options. This indicates a leaning towards calls, suggesting bullish sentiment.

Other Key Expiration Dates:

December 26, 2025 : 5,128 contracts.
January 02, 2026 : 4,153 contracts.
January 09, 2026 : 674 contracts.
January 16, 2026 : 246,801 contracts.
January 23, 2026 : 404 contracts.

Merck Co Inc (MRK) Most Active Options & Calendar

MRK Call Options Expiring December 19, 2025

Strike	Price	Change	% Change	Volume
85.00	15.15	1.20	+8.60%	191.63K
90.00	10.55	1.55	+17.22%	108.30K
95.00	5.35	1.35	+33.75%	75,029
80.00	19.95	1.63	+8.90%	24,511
70.00	30.50	3.95	+14.88%	17,111
75.00	25.05	1.84	+7.93%	6,685
96.00	4.50	1.41	+45.63%	4,124

MRK Put Options Expiring December 19, 2025

Strike	Price	Change	% Change	Volume
100.00	1.52	-1.15	-43.07%	1,482
99.00	1.00	-0.73	-42.20%	623
80.00	0.01	0.00	-	263
70.00	0.01	-0.05	-83.33%	200
98.00	0.55	-0.58	-51.33%	196
90.00	0.07	0.04	+133.33%	174
96.00	0.26	-0.30	-53.57%	168

Merck Co Inc Stock (MRK) Option Chain Analysis

Put Volume Total	3,772
Call Volume Total	442,154
Put/Call Ratio (PCR)	0.01

Put Strike With Highest Volume	$100.00
Call Strike With Highest Volume	$85.00

NVS

$132.57

0.16%

NVO

$50.18

0.22%

AMGN

$317.74

0.11%

GILD

$120.40

2.28%

PFE

$25.85

0.19%