Sec Form 13G Filing - Demopulos Gregory A MD filing for OMEROS CORPORATION (OMER) - 2020-02-14

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

o

Rule 13d-1(b)

o

Rule 13d-1(c)

x

Rule 13d-1(d)

CUSIP No. 682143 102

(1)

Names of Reporting Persons
Gregory A. Demopulos, M.D.

(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
United States

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With:

(5)

Sole Voting Power
4,999,884 *

(6)

Shared Voting Power
-0-

(7)

Sole Dispositive Power
4,999,884 *

(8)

Shared Dispositive Power
-0-

(9)

Aggregate Amount Beneficially Owned by Each Reporting Person
4,999,884 shares of Common Stock, $0.01 par value *

(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)
8.75% †

(12)

Type of Reporting Person (See Instructions)
IN

*

Includes 2,972,898 shares of common stock that Dr. Demopulos has the right to acquire from the issuer within 60 days of December 31, 2019 pursuant to the exercise of option awards.

†

Based on shares outstanding as of December 31, 2019.

Item 1.

(a)

Name of Issuer:
Omeros Corporation

(b)

Address of Issuer’s Principal Executive Offices:
201 Elliott Avenue West

Seattle, WA 98119

Item 2.

(a)

Name of Person Filing:
Gregory A. Demopulos, M.D.

(b)

Address or Principal Business Office or, if none, Residence:
201 Elliott Avenue West

Seattle, WA 98119

(c)

Citizenship:
United States

(d)

Title of Class of Securities:
Common Stock, $0.01 par value

(e)

CUSIP No.:
682143 102

Item 3.

If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

(a)

o

Broker or dealer registered under section 15 of the Act;

(b)

o

Bank as defined in section 3(a)(6) of the Act;

(c)

o

Insurance company as defined in section 3(a)(19) of the Act;

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940;

(e)

o

An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

o

A savings association 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;

(j)

o

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

(k)

o

Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S institution in accordance with

Rule 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:   

4,999,884 shares *

(b)

Percent of class:   

8.75% †

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote   

4,999,884 shares *

(ii)

Shared power to vote or to direct the vote    

-0- shares

(iii)

Sole power to dispose or to direct the disposition of   

4,999,884 shares *

*

Includes 2,972,898 shares of common stock that Dr. Demopulos has the right to acquire from the issuer within 60 days of December 31, 2019 pursuant to the exercise of option awards.

†

Based on shares outstanding as of December 31, 2019.

(iv)

Shared power to dispose or to direct the disposition of   

-0- shares

Item 5.

Ownership of Five Percent or Less of a Class

Not applicable.

Item 6.

Ownership of More than Five 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 Group

Not applicable.

Item 10.

Certifications

Not applicable.

Dated: February 14, 2020

/s/ Gregory A. Demopulos, M.D.