Ownership Submission
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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(Print or Type Responses)
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)
06/18/2015
(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 06/18/2015   S(1)   15,842 D $ 27.5376 (2) 325,486 I MDV IX, L.P., as nominee for MDV IX, L.P., and MDV ENF (3)
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)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

 William W. Ericson   06/19/2015
**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) Price reflected is the weighted-average sale price for shares sold. The range of the sale prices for the transaction was $27.500 and $27.600 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.
(3) Ninth MDV Partners, L.L.C. is the general partner of MDV IX, L.P., as nominee for MDV IX, L.P. and MDV ENF IX, L.P. (collectively, "MDV IX"). William Ericson ("Ericson") and Jonathan Feiber ("Feiber") are Managing Members of Ninth MDV Partners, L.L.C. Ericson and Feiber may be deemed to share voting and dispositive power over the shares held by MDV IX. Each Reporting Person disclaims beneficial ownership of the shares held by MDV IX except to the extent of any pecuniary interest therein. Ericson is a director of the Issuer and, accordingly, files separate Section 16 reports.
(4) Seventh MDV Partners, L.L.C. is the general partner of (i) MDV VII, L.P., as nominee for MDV VII, L.P., MDV ENF VII(A), L.P., MDV ENF VII(B), L.P., and MDV VII Leaders' Fund, L.P., (ii) MDV VII, L.P., (iii) MDV ENF VII(A), L.P., (iv) MDV ENF VII(B), L.P., and (v) MDV VII Leaders' Fund, L.P. (collectively, "MDV VII"). Feiber and Nancy Schoendorf ("Schoendorf") are Managing Members of Seventh MDV Partners, L.L.C. Feiber and Schoendorf may be deemed to share voting and dispositive power over the shares held by MDV VII. Each Reporting Person disclaims beneficial ownership of the shares held by MDV VII except to the extent of any pecuniary interest therein. Ericson, a general partner with Mohr Davidow Ventures, may be deemed to indirectly beneficially own the shares affiliated with MDV VII. Ericson is a director of the Issuer and, accordingly, files separate Section 16 reports.

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