SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000807985-14-000011
Form type: SC 13G
Filer: Graham Holdings Co
CIK: CIK 104889
Filed: Feb 10, 2014
Reporting period: —
Description: Passive 5%+ stake

Documents

0000807985-14-000011-index.htm

Complete submission

0000807985-14-000011.txt

directory listing

Filed by

Graham Holdings Co