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
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

McAvoy Sean M 		2. Issuer Name and Ticker or Trading Symbol

SG BLOCKS, INC. [ SGBX ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

C/O HILLAIR CAPITAL MANAGEMENT LLC, 345 LORTON AVENUE, SUITE 303 		3. Date of Earliest Transaction (MM/DD/YYYY)

12/28/2016
(Street)

BURLINGAME, CA 94010
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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 Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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
Stock Option (right to buy)   $3.00   (1) 12/28/2016     J   (2)       16667      (3) 10/31/2016   Common Stock   16667   $0   (4) 0   D    

Explanation of Responses:
(1)  The exercise price and number of underlying shares of common stock reported herein reflect a 3-for-1 reverse stock split of the issuer's common stock and preferred stock effected on February 28, 2017.
(2)  The Reporting Person assigned the options to Hillair Capital Investments LP, a Cayman Islands limited partnership, an affiliate of the Reporting Person.
(3)  The options vest, subject to the Reporting Person's continued role as director, as to 25% of the underlying shares on the last day of each fiscal quarter following the date of grant until the options are 100% vested.
(4)  The options were granted under the issuer's stock incentive plan and without payment of consideration in connection with the reporting person's service as a director.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
McAvoy Sean M
C/O HILLAIR CAPITAL MANAGEMENT LLC
345 LORTON AVENUE, SUITE 303
BURLINGAME, CA 94010 		X X


Signatures
/s/ Sean M. McAvoy 6/23/2017
** Signature of Reporting Person Date


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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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