4 | SEC Filings Hub

Filing metadata

Accession number: 0001628280-26-000458
Form type: Form 4
Filer: Graham Holdings Co
CIK: CIK 104889
Filed: Jan 05, 2026
Reporting period: Jan 02, 2026
Description: Insider transaction

Documents

0001628280-26-000458-index.htm

Complete submission

0001628280-26-000458.txt

directory listing

Filed by

Graham Holdings Co