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Soluna Holdings, Inc

For the period ended Jun 30, 2026. Filed Aug 13, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2026 · Filed Aug 13, 2026

SLNH$0.52+13.2%Stored close · as of Nov 6, 2026

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Item 6. Exhibits

Exhibit No.Description
3.1Certificate, Amendment, or Withdrawal of Designation, relating to the Series B Convertible Preferred Stock, filed with the Secretary of State of Nevada on June 23, 2026 (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on June 25, 2026)
4.1Form of Pre-Funded Warrant (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
4.2Form of Common Warrant 1 (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
4.3Form of Common Warrant 2 (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
4.4Promissory Note, dated April 15, 2026, issued by the Company and payable to YA II PN, LTD (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 17, 2026)
4.5Form of Warrant (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 17, 2026)
10.1 **^Membership Interest Purchase Agreement, dated April 1, 2026, by and among Soluna DV Wind SponsorCo, LLC, Briscoe Wind Project Holdings I, LLC, JPM Capital Corporation and Morgan Stanley Wind LLC (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
10.2 **^Consent and Amendment No. 1 to the Credit Agreement and Amendment No. 1 to the Pledge Agreement dated April 1, 2026, by and among the Company and the parties thereto. (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
10.3Amended and Restated Registration Rights Agreement, dated April 2, 2026 between the Company and Generate Strategic Credit Master Fund I-B, L.P. (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 3, 2026)
10.4Membership Interests Purchase Agreement, dated April 15, 2026, by and among Soluna SLC Fund I Projects Holdco LLC, Soluna Digital Inc. and Soluna DVSL JVCo, LLC. (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 17, 2026)
10.5Securities Purchase Agreement, dated April 15, 2026, by and between the Company and YA II PN, LTD (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 17, 2026)
10.6Guaranty made by Soluna Wind Holding, Inc. in favor of YA II PN, LTD., dated April 15, 2026 (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on April 17, 2026)
10.7Membership Interests Purchase Agreement, dated May 19, 2026, by and among Soluna Digital, Inc., Navitas West Texas Investments SPV, LLC, Navitas Advisors, LLC, and Soluna DV Computeco, LLC (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on May 20, 2026)
10.8Limited Liability Company Agreement, dated June 3, 2026, between Soluna HPC KK II HoldCo, LLC and DC Kati Venture LLC (incorporated by reference to the Company's Current Report on Form 8-K filed with the SEC on June 9, 2026)
10.9Limited Waiver, Consent, and Amendment No. 3 to Credit Agreement between Soluna and Generate Lending, LLC, dated August 6, 2026
31.1Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2Certification of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
101.INS*Inline XBRL Instance Document
101.SCH*Inline XBRL Taxonomy Extension Schema Document
101.CAL*Inline XBRL Taxonomy Extension Calculation Linkbase Document
101.DEF*Inline XBRL Taxonomy Definition Linkbase Document
101.LAB*Inline XBRL Taxonomy Extension Label Linkbase Document
101.PRE*Inline XBRL Taxonomy Extension Presentation Linkbase Document
104Cover Page Interactive Data File (embedded within the Inline XBRL document)

All other exhibits for which no other filing information is given are filed herewith.

  • Submitted electronically herewith. Attached as Exhibit 101 are the following materials from the Company’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2026, formatted in eXtensible Business Reporting Language (XBRL) and tagged as blocks of text and including detailed tags: (i) Condensed Consolidated Balance Sheets at June 30, 2026 and December 31, 2025; (ii) Condensed Consolidated Statements of Operations for the Three and Six Months Ended June 30, 2026 and 2025; (iii) Condensed Consolidated Statements of Cash Flows for the Six Months Ended June 30, 2026 and 2025; and (iv) related notes.

** Annexes, schedules and/or exhibits have been omitted pursuant to Item 601(a)(5) of Regulation S-K. The Company hereby undertakes to furnish supplementally a copy of any of the omitted schedules and exhibits to the SEC on a confidential basis upon request.

^ The Company has omitted portions of the referenced exhibit pursuant to Item 601(b) of Regulation S-K, because they (a) are not material and (b) are the type that the Company treats as private or confidential.

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