<SEC-DOCUMENT>0001493152-26-030026-index.html : 20260625 <SEC-HEADER>0001493152-26-030026.hdr.sgml : 20260625 <ACCEPTANCE-DATETIME>20260625073044 ACCESSION NUMBER: 0001493152-26-030026 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 20 CONFORMED PERIOD OF REPORT: 20260623 ITEM INFORMATION: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20260625 DATE AS OF CHANGE: 20260625 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Soluna Holdings, Inc CENTRAL INDEX KEY: 0000064463 STANDARD INDUSTRIAL CLASSIFICATION: FINANCE SERVICES [6199] ORGANIZATION NAME: 09 Crypto Assets EIN: 141462255 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-40261 FILM NUMBER: 261117699 BUSINESS ADDRESS: STREET 1: 325 WASHINGTON AVENUE EXTENSION CITY: ALBANY STATE: NY ZIP: 12205 BUSINESS PHONE: 518-218-2500 MAIL ADDRESS: STREET 1: 325 WASHINGTON AVENUE EXTENSION CITY: ALBANY STATE: NY ZIP: 12205 FORMER COMPANY: FORMER CONFORMED NAME: MECHANICAL TECHNOLOGY INC DATE OF NAME CHANGE: 19920703 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>form8-k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: form8-k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.1 <SEQUENCE>2 <FILENAME>ex3-1.htm <DESCRIPTION>EX-3.1 <TEXT> Document 2 - file: ex3-1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>ex3-1_001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: ex3-1_001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>ex3-1_002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: ex3-1_002.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>ex3-1_003.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: ex3-1_003.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>ex3-1_004.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: ex3-1_004.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>ex3-1_005.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: ex3-1_005.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>ex3-1_006.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: ex3-1_006.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>ex3-1_007.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: ex3-1_007.jpg
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>10 <FILENAME>slnh-20260623.xsd <DESCRIPTION>XBRL SCHEMA FILE <TEXT> Document 10 - file: slnh-20260623.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>11 <FILENAME>slnh-20260623_def.xml <DESCRIPTION>XBRL DEFINITION FILE <TEXT> Document 11 - file: slnh-20260623_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>12 <FILENAME>slnh-20260623_lab.xml <DESCRIPTION>XBRL LABEL FILE <TEXT> Document 12 - file: slnh-20260623_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>13 <FILENAME>slnh-20260623_pre.xml <DESCRIPTION>XBRL PRESENTATION FILE <TEXT> Document 13 - file: slnh-20260623_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>16 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 16 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>17 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 17 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>22 <FILENAME>0001493152-26-030026-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 22 - file: 0001493152-26-030026-xbrl.zip
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>25 <FILENAME>form8-k_htm.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 25 - file: form8-k_htm.html
Document 25 - RAW XML: form8-k_htm.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>26 <FILENAME>R1.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 26 - file: R1.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>27 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 27 - file: FilingSummary.html
Document 27 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>JSON <SEQUENCE>29 <FILENAME>MetaLinks.json <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 29 - file: MetaLinks.json
</DOCUMENT> </SEC-DOCUMENT>