Acorn Energy (ACFN) director exercises options, adds 625 shares

Rhea-AI Filing Summary

Acorn Energy director Gary Mohr exercised stock options for 625 shares of common stock on 02/05/2026. The options had a $4.96 exercise price and were granted under the company’s Amended and Restated 2006 Stock Incentive Plan for Board service.

Following the transaction, Mohr directly owns 17,661 shares of Acorn Energy common stock. He also has indirect beneficial ownership of additional shares, including 52,083 held by UE Systems Inc., 664 held by an IRA, and 17 held by his son, over which he shares voting and dispositive power.

SEC Form 4

FORM 4

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

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Mohr Gary

(Last) (First) (Middle)

C/O ACORN ENERGY, INC.

1000 N WEST ST, SUITE 1200

(Street)

WILMINGTON DE 19801

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

4. If Amendment, Date of 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

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	02/05/2026		M		625	A	$4.96	17,661	D
common stock								52,083	I	by UE Systems Inc.(1)
common stock								664	I	by IRA
common stock								17	I	by son

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 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: 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 options(2)	$4.96	02/05/2026		M			625	(3)	02/05/2026	common stock	625	$0	0	D

Explanation of Responses:

1. Mr. Mohr shares voting and dispositive power over such securities.

2. Granted on 2/5/19 pursuant to the issuer's Amended and Restated 2006 Stock Incentive Plan in connection with the reporting person's service on the Board of Directors.

3. One-fourth of the options vested and became exercisable on each of 2/5/19, 4/1/19, 7/1/19 and 10/1/19.

	/s/ Gary Mohr	02/06/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Acorn Energy (ACFN) director Gary Mohr do in this Form 4?

Director Gary Mohr exercised stock options for 625 shares of Acorn Energy common stock. The exercise occurred on 02/05/2026 and converted previously granted options into directly held shares as part of his Board-related equity compensation.

How many Acorn Energy shares does Gary Mohr own after this transaction?

After this transaction, Gary Mohr directly owns 17,661 Acorn Energy common shares. He also has indirect beneficial ownership of additional shares held by UE Systems Inc., an IRA, and his son, reflecting both direct and related-party holdings reported in the filing.

What was the exercise price of Gary Mohr’s Acorn Energy stock options?

The exercised stock options carried a $4.96 exercise price per share. These options were granted on 02/05/2019 under Acorn Energy’s Amended and Restated 2006 Stock Incentive Plan in connection with Mohr’s service on the Board of Directors.

How many Acorn Energy shares are indirectly owned by entities related to Gary Mohr?

Indirectly, 52,083 Acorn Energy common shares are held by UE Systems Inc., 664 by an IRA, and 17 by Mohr’s son. Mohr shares voting and dispositive power over these securities, so they are reported as indirect beneficial ownership.

What type of derivative security did Gary Mohr exercise at Acorn Energy?

Gary Mohr exercised stock options as the derivative security. One option grant for 625 shares fully vested in four installments during 2019, and this Form 4 shows its exercise into 625 shares of Acorn Energy common stock on 02/05/2026.

Why were Gary Mohr’s Acorn Energy stock options originally granted?

The stock options exercised were granted on 02/05/2019 under Acorn Energy’s Amended and Restated 2006 Stock Incentive Plan. They were awarded in connection with Gary Mohr’s service on the company’s Board of Directors as part of his equity compensation.