FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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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1. Name and Address of Reporting Person * Ericson William W.   2. Issuer Name and Ticker or Trading Symbol Adamas Pharmaceuticals Inc [ADMS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O MOHR DAVIDOW VENTURES, 3000 SAND HILL ROAD, #3-290 3. Date of Earliest Transaction (Month/Day/Year) 03/17/2015 (Street) MENLO PARK, CA 94025 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/17/2015   S(1)   4,523 D $ 18 506,805 I MDV IX, L.P., as nominee for MDV IX, L.P., and MDV ENF (2) Common Stock 03/18/2015   S(1)   7,200 D $ 18.0407 (3) 499,605 I MDV IX, L.P., as nominee for MDV IX, L.P., and MDV ENF (2) Common Stock               3,772,686 I MDV VII LP, nom for MDV VII LP, MDV VII Leaders' Fund LP, MDV ENF VII (A) LP, and MDV ENF VII (B) LP (4) Common Stock               265,150 I MDV VII, L.P. (4) Common Stock               6,043 I MDV ENF VII (A), L.P. (4) Common Stock               3,146 I MDV ENF VII (B), L.P. (4) Common Stock               25,661 I MDV VII Leaders' Fund, L.P. (4)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Ericson William W. C/O MOHR DAVIDOW VENTURES 3000 SAND HILL ROAD, #3-290 MENLO PARK, CA 94025	X	X

Signatures

/s/ William W. Ericson		03/19/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by MDV IX on December 15, 2014.
(2)	William Ericson is a Managing Member of Ninth MDV Partners, L.L.C., the general partner of MDV IX, L.P., as nominee for MDV IX, L.P., and MDV ENF IX, L.P. William Ericson may be deemed to share voting and dispositive power over the shares held by MDV IX, L.P., as nominee for MDV IX, L.P., and MDV ENF IX, L.P.
(3)	Price reflected is the weighted-average sale price for shares sold. The range of the sale prices for the transaction was $18.00 and $18.0900 per share. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or security holder of the Issuer, full information regarding the number of shares sold at each separate price.
(4)	Seventh MDV Partners, L.L.C. is the general partner of MDV VII, L.P., as nominee for MDV VII, L.P., MDV VII Leaders' Fund, L.P., MDV ENF VII(A), L.P, and MDV ENF(B), L.P. and has sole voting and investment power over the shares. William Ericson, a general partner with Mohr Davidow Ventures, may be deemed to indirectly beneficially own the shares affiliated with Mohr Davidow Ventures.

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