SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Watson Ashley

(Last)

(First)

(Middle)

MERCK & CO., INC.

2000 GALLOPING HILL ROAD

(Street)

KENILWORTH

07033

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
05/23/2017

3. Issuer Name and Ticker or Trading Symbol
Merck & Co., Inc. [ MRK ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP Chief Ethics & Com Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock - 401(k) Plan	130.72⁽¹⁾	I	By 401(k)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Restricted Stock Unit	05/01/2018	05/01/2018	Common Stock	10,441	⁽²⁾	D
Restricted Stock Unit	05/05/2020	05/05/2020	Common Stock	1,876	⁽²⁾	D
Restricted Stock Unit	05/10/2019	05/10/2019	Common Stock	2,195	⁽²⁾	D
Stock Option (right to buy)	05/10/2017⁽³⁾	05/09/2026	Common Stock	27,165	$54.68	D
Stock Option (right to buy)	05/01/2016⁽⁴⁾	04/30/2025	Common Stock	23,220	$59.86	D
Stock Option (right to buy)	05/05/2018⁽⁵⁾	05/04/2027	Common Stock	17,118	$63.97	D

Explanation of Responses:

1. Includes shares acquired and dividends earned through April 7, 2017, in the Merck U.S. Savings Plan, a 401(k) plan.

2. Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

3. The option vests and becomes exercisable in three equal installments on 5/10/2017, 5/10/2018 and 5/10/2019.

4. The option vests and becomes exercisable in three equal installments on 5/1/2016, 5/1/2017 and 5/1/2018.

5. The option vests and becomes exercisable in three equal installments on 5/5/2018, 5/5/2019 and 5/5/2020.

Remarks:

watsonpoa.txt

	Katie Fedosz as Attorney-in-Fact for Ashley Watson	06/01/2017
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.