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 *
Glenn Gregory M
   2. Issuer Name and Ticker or Trading Symbol
NOVAVAX INC [NVAX] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President, R&D
(Last)
(First)
(Middle)
C/O NOVAVAX, INC., 20 FIRSTFIELD ROAD		 3. Date of Earliest Transaction (Month/Day/Year)
03/08/2019
(Street)

GAITHERSBURG, MD 20878		 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

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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
Restricted Stock Units (1) 03/08/2019   A   152,166     (2)   (2) Common Stock 152,166 $ 0 152,166 D  
Restricted Stock Units (1) 03/08/2019   A   76,083     (3)   (3) Common Stock 76,083 $ 0 76,083 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Glenn Gregory M
C/O NOVAVAX, INC.
20 FIRSTFIELD ROAD
GAITHERSBURG, MD 20878		       President, R&D  

Signatures

 /s/ John A. Herrmann III, Attorney-in-Fact   03/12/2019
**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) Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.
(2) One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"), will vest six (6) months from the March 8, 2019 grant date (the "Grant Date") subject to continued employment with the Company through the vesting date.
(3) Vesting of the RSUs subject to this grant under the Plan is subject to the satisfaction of both (1) a time-based vesting requirement, pursuant to which one hundred percent (100%) of the RSUs vesting on the first anniversary of the Grant Date subject to continued employment through such vesting date; and (2) performance-based vesting requirements, pursuant to which (i) 80% of the RSUs will vest based on achieving a regulatory milestone associated with ResVax on or before September 30, 2019; or (ii) 20% of the RSUs will vest based on achieving a regulatory milestone associated with NanoFlu on or before September 30, 2019.

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