Soluna Holdings (NASDAQ: SLNH) CPO awarded 726,401 restricted stock units

Rhea-AI Filing Summary

OReilly Mary Jennifer reported acquisition or exercise transactions in this Form 4 filing.

Soluna Holdings, Inc. reported that Chief People Officer Mary Jennifer O’Reilly received a grant of 726,401 restricted stock awards of common stock at no stated purchase price. These awards vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, if she remains in service. Following this compensation grant, she directly holds 1,703,675 shares of Soluna common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider OReilly Mary Jennifer

Role Chief People Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	726,401	$0.00	--

Holdings After Transaction: Common Stock — 1,703,675 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Restricted stock grant: 726,401 shares Vesting tranche 1: 33% Vesting tranche 2: 33% +3 more

6 metrics

Restricted stock grant 726,401 shares Grant of restricted stock awards on June 1, 2026

Vesting tranche 1 33% Vests on June 1, 2027, subject to continued service

Vesting tranche 2 33% Vests on June 1, 2028, subject to continued service

Vesting tranche 3 34% Vests on June 1, 2029, subject to continued service

Post-transaction holdings 1,703,675 shares Total common stock directly held after grant

Grant price $0.0000 per share Reported transaction price per share for the award

Key Terms

restricted stock awards, Compensation Committee, vesting, Form 4

4 terms

restricted stock awards financial

"Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock"

Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.

Compensation Committee financial

"which were approved by the Compensation Committee"

A compensation committee is a group within a company's leadership responsible for setting and reviewing how much top executives and employees are paid, including salaries, bonuses, and benefits. It matters to investors because fair and effective pay decisions can influence a company's performance, leadership motivation, and overall governance, helping ensure that the company’s management is aligned with shareholders’ interests.

vesting financial

"The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

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.

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Form 4 Insider Transactions: What Each Field Means →

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^*

OReilly Mary Jennifer

(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 People Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026

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	06/01/2026		A		726,401(1)	A	$0	1,703,675	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:

1. Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

	/s/ Christopher Gandolfo, Attorney in Fact	06/03/2026
	** 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 insider transaction did Soluna Holdings (SLNH) disclose for Mary Jennifer O’Reilly?

Soluna disclosed that Chief People Officer Mary Jennifer O’Reilly received a grant of 726,401 restricted stock awards of common stock. The grant is compensation-based, carries no stated purchase price, and increases her direct holdings to 1,703,675 shares after the transaction.

How many Soluna Holdings (SLNH) shares were granted in this Form 4 filing?

The filing shows a grant of 726,401 restricted stock awards representing shares of Soluna common stock. These awards vest over three future dates and are part of the executive’s compensation package, rather than an open-market purchase of existing shares.

What is the vesting schedule for the 726,401 Soluna (SLNH) restricted stock awards?

The 726,401 restricted stock awards vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029. Vesting on each date requires Mary Jennifer O’Reilly to remain in the service of Soluna through that specific vesting date.

What are Mary Jennifer O’Reilly’s Soluna (SLNH) holdings after this Form 4 transaction?

After the reported grant, Mary Jennifer O’Reilly directly holds 1,703,675 shares of Soluna common stock. This total reflects the newly awarded 726,401 restricted stock awards in addition to her prior direct holdings, as reported in the Form 4 filing data.

Was the Soluna (SLNH) stock grant to Mary Jennifer O’Reilly approved by a committee?

Yes. The footnote states the 726,401 restricted stock awards were approved by the Compensation Committee. This indicates the grant is part of a formal compensation decision for the Chief People Officer, subject to the specified multi-year vesting conditions.