0001687731-21-000001.txt : 20210329 0001687731-21-000001.hdr.sgml : 20210329 20210329183018 ACCESSION NUMBER: 0001687731-21-000001 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210325 FILED AS OF DATE: 20210329 DATE AS OF CHANGE: 20210329 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Hirshfield Edward R CENTRAL INDEX KEY: 0001687731 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40261 FILM NUMBER: 21782971 MAIL ADDRESS: STREET 1: 122 E.42ND STREET SUITE 4305 CITY: NEW YORK STATE: NY ZIP: 10168 FORMER NAME: FORMER CONFORMED NAME: Hirshfield Edward r DATE OF NAME CHANGE: 20161017 ISSUER: 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: NY FISCAL YEAR END: 1231 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 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2021-03-25 0 0000064463 MECHANICAL TECHNOLOGY INC MKTY 0001687731 Hirshfield Edward R 122 E.42ND STREET SUITE 4305 NEW YORK NY 10168 1 0 0 0 Common Stock, $0.01 par value 2021-03-25 4 A 0 7500 0 A 7500 D /s/ Jessica L. Olszowy, attorney-in-fact 2021-03-29