Sec Form 4 Filing - Williams Donald Allen @ Marina Biotech, Inc. - 2018-04-16

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 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 Williams Donald Allen 2. Issuer Name and Ticker or Trading Symbol Marina Biotech, Inc. [ MRNA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O MARINA BIOTECH, INC., 17870 CASTLETON STREET, SUITE 250 3. Date of Earliest Transaction (MM/DD/YY) 04/16/2018 (Street) CITY OF INDUSTRY, CA91748 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Series E Convertible Preferred Stock $ 0.5 04/16/2018 A( 1 ) 18 04/16/2018 ( 2 ) common stock 180,000 $ 5,000 18 D Warrants to Purchase Common Stock $ 0.55 04/16/2018 A( 1 ) 135,000 04/16/2018 ( 3 ) common stock 135,000 $ 0 135,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Williams Donald Allen C/O MARINA BIOTECH, INC. 17870 CASTLETON STREET, SUITE 250 CITY OF INDUSTRY, CA91748 X Signatures /s/ Donald A. Williams 04/18/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In connection with the closing of the issuer's private placement of shares of its Series E Convertible Preferred Stock and warrants to purchase shares of its common stock (the "Offering"), which occurred on April 16, 2018, the issuer and the reporting person agreed that the issuer would satisfy all accrued and unpaid fees owed by the issuer to the reporting person for services as a member of the issuer's Board of Directors prior to January 1, 2018 by the issuance by the issuer to the reporting person of 18 shares of Series E Preferred Stock and warrants to purchase 135,000 shares of common stock. ( 2 )Each outstanding share of Series E Preferred Stock shall be converted into common stock on the earliest to occur of: (i) any date more than 30 trading days after the closing of the Offering that the closing price of the common stock on each of the 30 days immediately prior to such conversion exceeds $5.00; (ii) the three year anniversary of the closing of the Offering; and (iii) the date on which the holders of a majority of the outstanding shares of Series E Preferred Stock elect to convert all of the outstanding shares of Series E Preferred Stock. ( 3 )The warrants expire on the five year anniversary of the closing of the Offering.

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

* 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).

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