<SEC-DOCUMENT>0001493152-21-007363-index.html : 20210331 <SEC-HEADER>0001493152-21-007363.hdr.sgml : 20210331 <ACCEPTANCE-DATETIME>20210331133914 ACCESSION NUMBER: 0001493152-21-007363 CONFORMED SUBMISSION TYPE: NT 10-K PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201231 FILED AS OF DATE: 20210331 DATE AS OF CHANGE: 20210331 EFFECTIVENESS DATE: 20210331 FILER: COMPANY DATA: COMPANY CONFORMED NAME: GlassBridge Enterprises, Inc. CENTRAL INDEX KEY: 0001014111 STANDARD INDUSTRIAL CLASSIFICATION: INVESTMENT ADVICE [6282] IRS NUMBER: 411838504 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: NT 10-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-14310 FILM NUMBER: 21792271 BUSINESS ADDRESS: STREET 1: 1099 HELMO AVE N STREET 2: SUITE 250 CITY: OAKDALE STATE: MN ZIP: 55128 BUSINESS PHONE: 6517044000 MAIL ADDRESS: STREET 1: 1099 HELMO AVE N STREET 2: SUITE 250 CITY: OAKDALE STATE: MN ZIP: 55128 FORMER COMPANY: FORMER CONFORMED NAME: IMATION CORP DATE OF NAME CHANGE: 19960619 FORMER COMPANY: FORMER CONFORMED NAME: 3M INFORMATION PROCESSING INC DATE OF NAME CHANGE: 19960619 </SEC-HEADER> <DOCUMENT> <TYPE>NT 10-K <SEQUENCE>1 <FILENAME>formnt-10k.htm <TEXT> Document 1 - file: formnt-10k.htm
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