Sec Form 4 Filing - Port Michael Harry @ ENERGY FOCUS, INC/DE - 2018-04-03

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 Port Michael Harry 2. Issuer Name and Ticker or Trading Symbol ENERGY FOCUS, INC/DE [ EFOI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) CFO & Secretary (Last) (First) (Middle) 32000 AURORA ROAD, SUITE B 3. Date of Earliest Transaction (MM/DD/YY) 04/03/2018 (Street) SOLON, OH44139 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 Common Stock 04/03/2018 M 6,435 A $ 0 18,055 D Common Stock 04/03/2018 F 2,262 D $ 2.44 15,793 D

M 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 Restricted Stock Units ( 1 ) 04/03/2018 6,435 04/03/2018( 2 ) 04/04/2020 Common Stock 6,435 $ 0 12,872 D Restricted Stock Units ( 1 ) 03/16/2017( 2 ) 03/16/2019 Common Stock 1,174 1,174 D Restricted Stock Units ( 1 ) 08/16/2017( 2 ) 08/16/2019 Common Stock 3,334 3,334 D Restricted Stock Units ( 1 ) 03/13/2018( 2 ) 03/14/2020 Common Stock 5,723 5,723 D Restricted Stock Units ( 1 ) 02/26/2019( 2 ) 02/27/2021 Common Stock 49,167 49,167 D Stock Option $ 15.08 07/13/2016( 3 ) 09/17/2025 Common Stock 5,000 5,000 D Stock Option $ 3.17 04/03/2018( 3 ) 04/03/2027 Common Stock 28,961 28,961 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Port Michael Harry 32000 AURORA ROAD SUITE B SOLON, OH44139 CFO & Secretary Signatures /s/ Michael H. Port 04/04/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Each Restricted Stock Unit represents a contingent right to receive one share of Energy Focus, Inc. Common Stock. ( 2 )Date applies to one-third of the total. Another one-third vests two years from the grant date and the final one-third vests three years from the grant date. ( 3 )Date applies to one-third of the total. The remaining two-thirds vest in equal monthly installments thereafter over a two year period.

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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