Soluna Holdings Announces Expanded Galaxy Digital Partnership — Exhibit 99.1

Rhea-AI Filing Summary

Soluna Holdings disclosed an expanded partnership with Galaxy Digital Inc. The company announced the development via a press release attached as Exhibit 99.1 and incorporated by reference into this report.

The filing specifies that the Item 7.01 disclosure and Exhibit 99.1 are being furnished, not filed, and therefore will not be treated as "filed" for the purposes of Section 18 of the Exchange Act or incorporated by reference into other filings unless expressly stated. The registrant lists its publicly registered securities as common stock (SLNH) and 9.0% Series A Cumulative Perpetual Preferred Stock (SLNHP), each traded on The Nasdaq Stock Market LLC.

Positive

• Announced an expanded partnership with Galaxy Digital Inc., indicating business development activity documented in a furnished press release (Exhibit 99.1).
• Disclosure complies with Form 8-K Item 7.01/Regulation FD by furnishing the press release and incorporating Exhibit 99.1 by reference.

Negative

• None.

Insights

Corporate Partnerships Analyst

TL;DR: Company announced an expanded partnership with Galaxy Digital; the press release is furnished, not filed, limiting disclosure scope.

The 8-K furnishes a press release describing an "expanded partnership" with Galaxy Digital Inc., attached as Exhibit 99.1. Because the company expressly states the material is being furnished rather than filed, the disclosure is not subject to Section 18 liability and will not automatically be incorporated into other filings. The submission provides a clear record that a commercial partnership development occurred, but contains no operational, financial, or timing details to assess revenue, cost, or strategic impact.

Securities/Regulatory Analyst

TL;DR: Filing documents a furnished press release about a partnership expansion; lack of substantive detail prevents assessing material investor impact.

The report documents that Soluna has released a press statement about expanding its relationship with Galaxy Digital Inc., and the statement is included as Exhibit 99.1. The filing clarifies the legal treatment of the disclosure as furnished and not filed. From a securities-disclosure perspective, the filing meets Form 8-K Item 7.01 requirements for Regulation FD-type communications but does not provide the factual depth required to determine materiality for investors.

8-K Event Classification

2 items: 7.01, 9.01

2 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

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

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Understanding 8-K Material Events →

Accepted by SEC EDGAR 08/12/2025 - 07:30 AM Learn about SEC filing dates

FAQ

What did Soluna Holdings (SLNHP) disclose in this 8-K?

Soluna announced an expanded partnership with Galaxy Digital Inc., disclosed via a press release attached as Exhibit 99.1.

Is the press release attached to the 8-K considered "filed" with the SEC?

No. The company states the information is being furnished, not filed, and will not be treated as "filed" for purposes of Section 18 of the Exchange Act.

Where can investors find the press release referenced in the filing?

The press release is attached as Exhibit 99.1 to the Form 8-K and is incorporated by reference into the report.

Which securities of the registrant are registered on Nasdaq?

Common stock (SLNH) and 9.0% Series A Cumulative Perpetual Preferred Stock (SLNHP) are registered on The Nasdaq Stock Market LLC, as stated in the filing.

Does the filing provide financial or operational details about the partnership?

No. The 8-K furnishes a press release announcing the expanded partnership but does not include financial metrics, contract terms, or operational specifics.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 12, 2025

SOLUNA HOLDINGS, INC.

(Exact name of Registrant as Specified in Its Charter)

Nevada		001-40261		14-1462255
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

325 Washington Avenue Extension
Albany, New York		12205
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (516) 216-9257

N/A

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common stock, par value $0.001 per share		SLNH		The Nasdaq Stock Market LLC
9.0% Series A Cumulative Perpetual Preferred Stock, par value $0.001 per share		SLNHP		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure

On August 12, 2025, Soluna Holdings, Inc. (the “Company”) issued a press release announcing its expanded partnership with Galaxy Digital Inc. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein.

The information in this Item 7.01 of Form 8-K and in Exhibit 99.1 attached hereto will not be treated as “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. This information will not be incorporated by reference into any filing under the Securities Act of 1933 or into another filing under the Exchange Act, unless that filing expressly incorporates this information by reference.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits.

99.1		Press Release, dated August 12, 2025
104		Cover Page Interactive Data File (embedded with the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	SOLUNA HOLDINGS, INC.
Date: August 12, 2025	By:	/s/ John Tunison
		John Tunison
		Chief Financial Officer
		(principal financial officer)