<SEC-DOCUMENT>0001753926-21-000208-index.html : 20210624
<SEC-HEADER>0001753926-21-000208.hdr.sgml : 20210624
<ACCEPTANCE-DATETIME>20210624171726
ACCESSION NUMBER:		0001753926-21-000208
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210624
ITEM INFORMATION:		Termination of a Material Definitive Agreement
ITEM INFORMATION:		Material Modifications to Rights of Security Holders
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210624
DATE AS OF CHANGE:		20210624

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MECHANICAL TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000064463
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				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:		211043757

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>g082243_8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: g082243_8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.1
<SEQUENCE>2
<FILENAME>g082243_ex4-1.htm
<DESCRIPTION>EXHIBIT 4.1
<TEXT>
Document 2 - file: g082243_ex4-1.htm

</DOCUMENT>
</SEC-DOCUMENT>