Soluna (NASDAQ: SLNH) CFO adds 20,000 shares in open-market buy

Rhea-AI Filing Summary

Soluna Holdings, Inc (SLNH) reported that its Chief Financial Officer, Michael Picchi, purchased 20,000 shares of common stock on 2026-08-28 in an open market or private transaction at $1.13 per share. Following this transaction, he directly holds 1,431,250 common shares. The filing indicates the trade was not made under a Rule 10b5-1 trading plan.

Insider Trade Summary

Net Buyer: 20,000 shares

Net Buy 1 txn

Insider PICCHI MICHAEL

Role Chief Financial Officer

Bought 20,000 shs ($23K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	20,000	$1.13	$23K

Holdings After Transaction: Common Stock — 1,431,250 shares (Direct)

Key Figures

Shares purchased: 20,000 shares of common stock Purchase price per share: $1.13 per share Shares owned after transaction: 1,431,250 shares of common stock

3 metrics

Shares purchased 20,000 shares of common stock Purchase on 2026-08-28 reported by CFO Michael Picchi

Purchase price per share $1.13 per share Open market or private transaction on 2026-08-28

Shares owned after transaction 1,431,250 shares of common stock Direct holdings by CFO following the 20,000-share purchase

Key Terms

Form 4, Rule 10b5-1, beneficial ownership

3 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Rule 10b5-1 regulatory

"aff_10b5_one is the filing's document-level Rule 10b5-1 checkbox"

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.

beneficial ownership regulatory

"Footnotes may indicate any disclaimers of beneficial ownership"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

What insider transaction did SLNH disclose for Michael Picchi?

Soluna Holdings, Inc disclosed that its CFO, Michael Picchi, purchased 20,000 shares of SLNH common stock on 2026-08-28 in an open market or private transaction at $1.13 per share, increasing his reported direct holdings to 1,431,250 shares.

At what price did the SLNH CFO buy shares in this Form 4 filing?

The SLNH Chief Financial Officer, Michael Picchi, bought 20,000 common shares at a price of $1.13 per share on 2026-08-28 in an open market or private transaction, according to the Form 4.

How many SLNH shares does Michael Picchi hold after the reported transaction?

After the reported purchase, Michael Picchi directly holds 1,431,250 shares of Soluna Holdings, Inc common stock, as stated in the Form 4 filing for the transaction dated 2026-08-28.

Was the SLNH CFO’s 20,000 share purchase under a Rule 10b5-1 plan?

No. The Form 4 for Soluna Holdings, Inc indicates that the Rule 10b5-1 checkbox is not selected, so the 20,000-share purchase on 2026-08-28 was not reported as being made under a Rule 10b5-1 trading plan.

What is the nature of ownership for the SLNH shares held by the CFO?

The filing shows that the 1,431,250 SLNH common shares held after the transaction are owned on a direct basis by CFO Michael Picchi, with no indirect ownership entity noted for this position.

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

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Available on EDGAR 08/31/2026 - 04:32 PM Accepted by SEC EDGAR 08/31/2026 - 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^*

PICCHI MICHAEL

(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 Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2026

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	08/28/2026		P		20,000	A	$1.13	1,431,250	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	08/31/2026
	** 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)