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 * JACKSON MANNIE L   2. Issuer Name and Ticker or Trading Symbol ACORN ENERGY, INC. [ACFN] 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) ALFRED P SLOAN FOUNDATION, 630 FIFTH AVENUE SUITE 2550 3. Date of Earliest Transaction (Month/Day/Year) 01/15/2016 (Street) NEW YORK, NY 10111-0242 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 common stock 05/03/2016   C   465,587 A $ 0.247 555,587 D   common stock               88,100 I by trust

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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

convertible promissory note

(1)

01/15/2016

P

$ 115,000

(1)

(1)

common stock

$ 115,000

$ 0

$ 115,000

D

convertible promissory note

$ 0.247

05/03/2016(2)

C

$ 115,000

05/03/2016(2)

05/03/2016(2)

common stock

465,587

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
JACKSON MANNIE L ALFRED P SLOAN FOUNDATION 630 FIFTH AVENUE SUITE 2550 NEW YORK, NY 10111-0242	X

Signatures

Mannie L. Jackson		05/11/2016
**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)	The convertible promissory note was convertible into shares of the issuer's common stock at a conversion price equal to the closing price of the issuer's common stock on the trading day immediately preceding the earlier of (i) the third business day following the date of receipt by the issuer of proceeds from its sale of a portion of its shares in its DSIT Solutions Ltd. subsidiary or (ii) September 1, 2016.
(2)	May 3, 2016 was the third business day following the date of receipt by the issuer of proceeds from its sale of a portion of its shares of its DSIT Solutions Ltd. subsidiary.

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