Soluna Holdings CAO uses 5,343 shares for taxes

Soluna’s chief accounting officer had 5,343 shares withheld to cover option exercise or tax obligations, retaining 1.51 million shares afterward.

Rhea-AI Filing Summary

Soluna Holdings, Inc (SLNH) reported that Chief Accounting Officer Jessica L. Thomas had 5,343 shares of common stock disposed of on September 1, 2026 to pay the exercise price or tax liability by delivering or withholding securities at a reported price of $1.05 per share. After this code F transaction, Thomas directly held 1,511,417 shares of Soluna common stock. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Exercise Price or Tax Liability: 5,343 shares

Exercise Price or Tax Liability 1 txn

Insider Thomas Jessica L.

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	5,343	$1.05	$6K

Holdings After Transaction: Common Stock — 1,511,417 shares (Direct)

Key Figures

Shares disposed for exercise price or tax liability: 5,343 shares Transaction price per share: $1.05 per share Shares held after transaction: 1,511,417 shares +1 more

4 metrics

Shares disposed for exercise price or tax liability 5,343 shares Common stock delivered/withheld on September 1, 2026 under transaction code F

Transaction price per share $1.05 per share Price applied to the 5,343-share disposition on September 1, 2026

Shares held after transaction 1,511,417 shares Directly owned Soluna common stock following the September 1, 2026 transaction

Exercise-price-or-tax-liability shares in filing 5,343 shares Total shares reported in code F disposition in this Form 4

Key Terms

Rule 10b5-1, exercise price, tax liability

3 terms

Rule 10b5-1 regulatory

"The Rule 10b5-1 checkbox is reported as false, indicating no plan"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

exercise price financial

"Payment of exercise price or tax liability by delivering or withholding securities"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

tax liability financial

"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did SLNH report for Jessica L. Thomas?

Soluna Holdings reported that Chief Accounting Officer Jessica L. Thomas had 5,343 shares of common stock disposed of on September 1, 2026 to pay the exercise price or tax liability by delivering or withholding securities at $1.05 per share.

How many SLNH shares does the chief accounting officer hold after this Form 4 transaction?

After the reported transaction, Chief Accounting Officer Jessica L. Thomas directly held 1,511,417 shares of Soluna Holdings common stock, according to the Form 4 data.

Was the SLNH insider transaction a market sale or a tax/exercise-related disposition?

The Form 4 classifies the transaction as a code F event, meaning 5,343 shares were delivered or withheld for payment of exercise price or tax liability, rather than as an open-market purchase or sale.

What price per share is associated with the SLNH insider’s Form 4 transaction?

The Form 4 reports a transaction price of $1.05 per share for the 5,343 shares delivered or withheld to pay the exercise price or tax liability on September 1, 2026.

Was the SLNH Form 4 transaction made under a Rule 10b5-1 trading plan?

No. The Rule 10b5-1 checkbox is reported as false, indicating this Form 4 does not affirm that the September 1, 2026 transaction was made pursuant to a Rule 10b5-1 trading plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/17/2026 - 04:31 PM Accepted by SEC EDGAR 09/17/2026 - 04:30 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^*

Thomas Jessica L.

(Last) (First) (Middle)

C/O SOLUNA HOLDINGS, INC.

325 WASHINGTON AVENUE EXTENSION

(Street)

ALBANY NEW YORK 12205

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Soluna Holdings, Inc [ SLNH ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026

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	09/01/2026		F		5,343	D	$1.05	1,511,417	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

Explanation of Responses:

	/s/ Christopher Gandolfo, Attorney in Fact	09/17/2026
	** 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)