4 | SEC Filings Hub

Filing metadata

Accession number: 0001628280-25-043735
Form type: Form 4
Filer: Graham Holdings Co
CIK: CIK 104889
Filed: Oct 02, 2025
Reporting period: Oct 01, 2025
Description: Insider transaction

Documents

0001628280-25-043735-index.htm

Complete submission

0001628280-25-043735.txt

directory listing

Filed by

Graham Holdings Co