13F-HR | SEC Filings Hub

Filing metadata

Accession number: 0001628280-25-052373
Form type: 13F-HR
Filer: Graham Holdings Co Master Retirement Trust
CIK: CIK 1912699
Filed: Nov 14, 2025
Reporting period: Sep 30, 2025
Description: Institutional holdings

Documents

0001628280-25-052373-index.htm

Complete submission

0001628280-25-052373.txt

directory listing

Filed by

Graham Holdings Co Master Retirement Trust