ACORN ENERGY (ACFN) CFO exercises 1,875 options, uses 515 shares to cover cost

Rhea-AI Filing Summary

ACORN ENERGY, INC. Chief Financial Officer Clifford Tracy Simmons exercised stock options and settled the cost in shares rather than cash. He exercised options for 1,875 shares of common stock at $4.48 per share and, through net share settlement, 515 shares valued at $16.33 per share were disposed of to cover the aggregate exercise price. Following these transactions, he directly holds 4,360 shares of common stock.

Insider Trade Summary

1,875 shares exercised/converted

Mixed 3 txns

Insider Clifford Tracy Simmons

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise	stock options	1,875	$0.00	--
Exercise	common stock	1,875	$4.48	$8K
Tax Withholding	common stock	515	$16.33	$8K

Holdings After Transaction: stock options — 0 shares (Direct, null); common stock — 4,875 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Options exercised: 1,875 shares Exercise price: $4.48 per share Shares used for net settlement: 515 shares +2 more

5 metrics

Options exercised 1,875 shares Common stock acquired via option exercise on 2026-06-23

Exercise price $4.48 per share Strike price for exercised stock options

Shares used for net settlement 515 shares Disposed to cover aggregate exercise price at Fair Market Value

Fair Market Value per share $16.33 per share Value applied to 515 shares on exercise date

Shares owned after transactions 4,360 shares Directly held common stock following Form 4 transactions

Key Terms

net share settlement, stock options, Fair Market Value, tax-withholding disposition, +1 more

5 terms

net share settlement financial

"The stock options were exercised on a net share settlement basis."

Net share settlement is a way of paying for financial transactions using only the difference in shares rather than exchanging full amounts of stock or cash. It’s like settling a debt by giving someone the exact number of shares needed to balance the books, making trades quicker and simpler. This method helps reduce the number of shares changing hands, saving time and costs.

stock options financial

"The stock options were exercised on a net share settlement basis."

Stock options are agreements that give a person the right to buy or sell a company's stock at a specific price within a certain time frame. They are often used as a reward or incentive, similar to a coupon that can be used later if the stock price rises, allowing the holder to make a profit.

Fair Market Value financial

"shares having a Fair Market Value on the date of such exercise equal to the aggregate exercise price"

The price a willing buyer and a willing seller would agree on for an asset or security when neither is under pressure and both have access to the same information. Think of it as the market’s neutral estimate of what something is worth, like the price two neighbors would settle on for a car after comparing similar listings. Investors care because fair market value guides buying and selling decisions, tax reporting, portfolio valuation, and how accurately company assets are reflected in financial statements.

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

derivative exercise/conversion financial

"transaction_action: "derivative exercise/conversion""

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/24/2026 - 06:34 PM Accepted by SEC EDGAR 06/24/2026 - 06:34 PM Learn about SEC filing dates

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Clifford Tracy Simmons

(Last) (First) (Middle)

C/O ACORN ENERGY, INC.

1000 N WEST ST, SUITE 1200

(Street)

WILMINGTON DELAWARE 19801

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ACORN ENERGY, INC. [ ACFN ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026

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

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

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	06/23/2026		M(1)		1,875	A	$4.48	4,875	D
common stock	06/23/2026		F		515	D	$16.33	4,360	D

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	$4.48	06/23/2026		M(1)			1,875	06/25/2020	06/25/2026	common stock	1,875	$0	0	D

Explanation of Responses:

1. The stock options were exercised on a net share settlement basis. The issuer delivered to the reporting person the number of shares underlying the stock options less the number of shares having a Fair Market Value on the date of such exercise equal to the aggregate exercise price for the stock options.

	/s/ Tracy S. Clifford	06/24/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did ACFN CFO Clifford Tracy Simmons report in this Form 4?

Clifford Tracy Simmons reported an option exercise and related share disposition. He exercised stock options for 1,875 common shares and disposed of 515 shares via net share settlement to cover the exercise price, leaving him with 4,360 directly held shares.

How many ACORN ENERGY (ACFN) shares did the CFO acquire and dispose of?

He acquired 1,875 common shares through exercising stock options and disposed of 515 shares. The 515-share disposition was a tax-withholding style event using net share settlement, not an open-market sale, and was used to satisfy the aggregate exercise price.

What is net share settlement in the ACFN CFO’s Form 4 filing?

Net share settlement means the company delivers fewer shares than underlying the options, retaining some shares’ value to pay the exercise cost. Here, the issuer delivered shares underlying the options minus 515 shares whose Fair Market Value equaled the aggregate exercise price.

What is Clifford Tracy Simmons’ ACORN ENERGY share ownership after these transactions?

After the reported transactions, Clifford Tracy Simmons directly owns 4,360 shares of ACORN ENERGY common stock. This reflects the option exercise for 1,875 shares and the 515-share disposition used to cover the aggregate exercise price through net share settlement.

At what prices were the ACFN CFO’s Form 4 transactions recorded?

The option exercise involved 1,875 shares at an exercise price of $4.48 per share. The 515-share disposition used for net share settlement was recorded at $16.33 per share, representing the Fair Market Value on the exercise date used to cover the aggregate exercise price.