13F-HR | SEC Filings Hub

Filing metadata

Accession number: 0001628280-23-018276
Form type: 13F-HR
Filer: Graham Holdings Co Master Retirement Trust
CIK: CIK 1912699
Filed: May 15, 2023
Reporting period: Mar 31, 2023
Description: Institutional holdings

Documents

0001628280-23-018276-index.htm

Complete submission

0001628280-23-018276.txt

directory listing

Filed by

Graham Holdings Co Master Retirement Trust