<SEC-DOCUMENT>0001564590-21-017033-index.html : 20210331 <SEC-HEADER>0001564590-21-017033.hdr.sgml : 20210331 <ACCEPTANCE-DATETIME>20210331152038 ACCESSION NUMBER: 0001564590-21-017033 CONFORMED SUBMISSION TYPE: DEF 14A PUBLIC DOCUMENT COUNT: 22 CONFORMED PERIOD OF REPORT: 20201231 FILED AS OF DATE: 20210331 DATE AS OF CHANGE: 20210331 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Glatfelter Corp CENTRAL INDEX KEY: 0000041719 STANDARD INDUSTRIAL CLASSIFICATION: PAPER MILLS [2621] IRS NUMBER: 230628360 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEF 14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-03560 FILM NUMBER: 21792799 BUSINESS ADDRESS: STREET 1: 4350 CONGRESS STREET STREET 2: SUITE 600 CITY: CHARLOTTE STATE: NC ZIP: 28209 BUSINESS PHONE: 866-744-7380 MAIL ADDRESS: STREET 1: 4350 CONGRESS STREET STREET 2: SUITE 600 CITY: CHARLOTTE STATE: NC ZIP: 28209 FORMER COMPANY: FORMER CONFORMED NAME: GLATFELTER P H CO DATE OF NAME CHANGE: 19920703 </SEC-HEADER> <DOCUMENT> <TYPE>DEF 14A <SEQUENCE>1 <FILENAME>glt-def14a_20201231.htm <DESCRIPTION>DEF 14A <TEXT> Document 1 - file: glt-def14a_20201231.htm
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