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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person *   Prentiss Christopher B 2. Date of Event Requiring Statement (Month/Day/Year) 09/15/2017 3. Issuer Name and Ticker or Trading Symbol Adamas Pharmaceuticals Inc [ADMS] (Last) (First) (Middle) C/O ADAMAS PHARMACEUTICALS, INC., 1900 POWELL ST., SUITE 750 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Accounting Officer 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) EMERYVILLE, CA 94608 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 9,905 (1) D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	  (2)	04/20/2025	Common Stock	35,000	$ 0	D	Â
Stock Option (Right to Buy)	  (3)	03/03/2026	Common Stock	18,750	$ 0	D	Â
Stock Option (Right to Buy)	  (4)	02/20/2027	Common Stock	20,625	$ 0	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Prentiss Christopher B C/O ADAMAS PHARMACEUTICALS, INC. 1900 POWELL ST., SUITE 750 EMERYVILLE, CA 94608	Â	Â	  Chief Accounting Officer	Â

Signatures

/s/ Jennifer Rhodes		09/22/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Includes 5,781 restricted stock units that vest over four years.
(2)	Twenty-five percent of the shares subject to the option vested and became exercisable on April 1, 2016, the remainder vest and become exercisable in equal monthly installments over the next three years for a total vesting period of four years.
(3)	The shares subject to the option vest and become exercisable in equal monthly installments on the 1st of every month over four years with the first vesting on April 1, 2016.
(4)	The shares subject to the option vest and become exercisable in equal monthly installments on the 1st of every month over four years with the first vesting on April 1, 2017.

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