SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

o

Rule 13d-1(b)

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Rule 13d-1(c)

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Rule 13d-1(d)

1.

Names of Reporting Persons
Gregory T Went

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

o

3.

SEC Use Only

4.

Citizenship or Place of Organization
USA

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With:

5.

Sole Voting Power
1,401,650(1)

6.

Shared Voting Power
580,800(2)

7.

Sole Dispositive Power
1,401,650(1)

8.

Shared Dispositive Power
580,800(2)

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
1,982,450(3)

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row 9
10.76%(4)

12.

Type of Reporting Person (See Instructions)
IN

Item 1(a).

Name of Issuer:
Adamas Pharmaceuticals, Inc.

Item 1(b).

Address of Issuer’s Principal Executive Offices:
1900 Powell St, Suite 750

Emeryville, CA 94608

Item 2(a).

Name of Person Filing:
Gregory T Went

Item 2(b).

Address of Principal Business Office or, if none, Residence:
The address for the principal business office of Gregory Went is:

1900 Powell St, Suite 750

Emeryville, CA 94608

Item 2(c).

Citizenship:
United States

Item 2(d).

Title of Class of Securities:
Common Stock, par value $0.001

Item 2(e).

CUSIP Number:
00548A 106

Item 3.

If this statement is filed pursuant to §§240.13d-1(b), or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

o

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

o

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

o

Insurance company as defined in section 3(a)19) of the Act (15 U.S.C. 78c);

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

o

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);

(h)

o

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

o

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

o

A non-U.S. institution in accordance with § 240.13d–1(b)(1)(ii)(J);

(k)

o

Group, in accordance with § 240.13d–1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with § 240.13d–1(b)(1)(ii)(J), please specify the type of institution:____________________________

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)

Amount beneficially owned:   

1,982,450(5)

(b)

Percent of class:   

10.76%(6)

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote:   

1,401,650(7)

(ii)

Shared power to vote or to direct the vote:    

580,800(8)

(iii)

Sole power to dispose or to direct the disposition of :   

1,401,650(7)

(iv)

Shared power to dispose or to direct the disposition of:   

580,800(8)

Item 5.

Ownership of 5 Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following   o.

Item 6.

Ownership of More than 5 Percent on Behalf of Another Person

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.

Not applicable.

Item 8.

Identification and Classification of Members of the Group

Not applicable.

Item 9.

Notice of Dissolution of a Group

Not applicable.

February 12, 2016

Date

/s/Gregory T Went

Gregory T Went

ATTENTION:

Intentional misstatements or omissions of fact constitute Federal Criminal Violations (See 18 U.S.C. 1001)