    <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>