<SEC-DOCUMENT>0000104889-23-000055-index.html : 20230912 <SEC-HEADER>0000104889-23-000055.hdr.sgml : 20230912 <ACCEPTANCE-DATETIME>20230912181430 ACCESSION NUMBER: 0000104889-23-000055 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230908 FILED AS OF DATE: 20230912 DATE AS OF CHANGE: 20230912 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GAYNER THOMAS SINNICKSON CENTRAL INDEX KEY: 0001159015 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-06714 FILM NUMBER: 231251207 MAIL ADDRESS: STREET 1: C/O MARKEL CORP STREET 2: 4521 HIGHWOODS PARKWAY CITY: GLEN ALLEN STATE: VA ZIP: 23060 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Graham Holdings Co CENTRAL INDEX KEY: 0000104889 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-EDUCATIONAL SERVICES [8200] IRS NUMBER: 530182885 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1300 NORTH 17TH STREET STREET 2: SUITE 1700 CITY: ARLINGTON STATE: VA ZIP: 22209 BUSINESS PHONE: 7033456300 MAIL ADDRESS: STREET 1: 1300 NORTH 17TH STREET STREET 2: SUITE 1700 CITY: ARLINGTON STATE: VA ZIP: 22209 FORMER COMPANY: FORMER CONFORMED NAME: WASHINGTON POST CO DATE OF NAME CHANGE: 19920703 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>wk-form4_1694556861.xml <DESCRIPTION>FORM 4 <TEXT> Document 1 - file: wk-form4_1694556861.html
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