0001567619-22-020174.txt : 20221115 0001567619-22-020174.hdr.sgml : 20221115 20221114182609 ACCESSION NUMBER: 0001567619-22-020174 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20220930 FILED AS OF DATE: 20221115 DATE AS OF CHANGE: 20221114 EFFECTIVENESS DATE: 20221115 FILER: 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 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-22110 FILM NUMBER: 221388443 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 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000104889 XXXXXXXX 09-30-2022 09-30-2022 Graham Holdings Co

1300 NORTH 17TH STREET SUITE 1700 ARLINGTON VA 22209

13F HOLDINGS REPORT 028-22110 N Wallace R. Cooney 703-345-6470 /s/ Wallace R. Cooney Arlington VA 11-14-2022 0 6 597456 false INFORMATION TABLE 2 form13fInfoTable.xml ALPHABET INC CAP STK CL C 02079K107 192602 2003140 SH SOLE 2003140 0 0 BERKSHIRE HATHAWAY INC DEL CL A 084670108 171530 422 SH SOLE 422 0 0 BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 128956 482945 SH SOLE 482945 0 0 MARKEL CORP COM 570535104 60098 55430 SH SOLE 55430 0 0 LUMEN TECHNOLOGIES INC COM 550241103 26279 3609701 SH SOLE 3609701 0 0 PUBMATIC INC COM CL A 74467Q103 17991 1081811 SH SOLE 1081811 0 0