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 or Section 30(h) of the Investment Company Act of 1940

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3235-0287

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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

Armstrong Stevan

2. Issuer Name and Ticker or Trading Symbol
SG BLOCKS, INC. [SGBX]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

_____ Director	_____ 10% Owner
__X__ Officer (give title below)	_____ Other (specify below)
Chief Technology Officer

(Last)

(First)

(Middle)

C/O SG BLOCKS, INC., 195 MONTAGUE STREET, 14TH FLOOR

3. Date of Earliest Transaction (Month/Day/Year)
03/22/2019

(Street)

BROOKLYN, NY 11201

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)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/22/2019		A		4,321	A	$ 0	4,321 ⁽¹⁾ ⁽²⁾	D
Common Stock	03/22/2019		A		11,111	A	$ 0	15,432 ⁽¹⁾ ⁽³⁾	D
Common Stock								12,125 ⁽⁴⁾	I ⁽⁴⁾	By SMA Development Group, LLC

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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Armstrong Stevan C/O SG BLOCKS, INC. 195 MONTAGUE STREET, 14TH FLOOR BROOKLYN, NY 11201			Chief Technology Officer

Signatures

/s/ Stevan Armstrong		04/19/2019
^**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)	Represents a grant of restricted stock units ("RSUs") under the SG Blocks, Inc. Stock Incentive Plan. Each RSU represents the right to receive, upon vesting, one share of the issuer's common stock, par value $0.01. The number of RSUs was determined using the closing price of the issuer's common stock on February 26, 2019.
(2)	The RSUs will vest in full on December 31, 2019, subject to the reporting person's continued service as an employee of the issuer through such date, and are deliverable January 1, 2020.
(3)	The RSUs will vest in three equal annual installments, beginning on December 31, 2020, subject to the reporting person's continued service as an employee of the issuer through such date, and will be delivered within 90 days of when the reporting person is no longer employed by the issuer.
(4)	Shares are held by SMA Development Group, LLC, an entity controlled by Mr. Armstrong. Mr. Armstrong specifically disclaims beneficial ownership of the shares of common stock held by SMA Development Group, LLC, except to the extent of his pecuniary interest therein, and this filing shall not be deemed to be an admission that Mr. Armstrong is the beneficial owner of such shares of common stock. The shares are presented to give effect to a 1-for-3 reverse stock split completed by the issuer in February 2017.

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