Merck & Co., Inc. - Director's Dealing 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Merck & Co., Inc. (MRK)
CIK: 0000310158
Period of Report: 2018-08-03

Reporting Person: Chattopadhyay Sanat (Exe V-P & Pres. MMD)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-08-03	Common Stock	M	19208.0000	$33.4900	Acquired	70675.0800	Direct
2018-08-03	Common Stock	M	10000.0000	$37.4900	Acquired	80675.0800	Direct
2018-08-03	Common Stock	S	29208.0000	$65.2000	Disposed	51467.0800	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-08-03	Stock Option (right to buy)	$37.4900	M	10000.0000	Disposed	2020-02-18	Common Stock (10000.0000)	Direct
2018-08-03	Stock Option (right to buy)	$33.4900	M	19208.0000	Disposed	2020-05-06	Common Stock (19208.0000)	Direct

F1: Holdings include shares acquired in dividend reinvestment transactions.

F2: The option became exercisable in equal installments on 2/19/2011, 2/19/2012 and 2/19/2013.

F3: The option became exercisable in equal installments on 5/7/2011, 5/7/2012 and 5/7/2013.