8-K
8-K Filing
- Company
- Graham Holdings Co
- Filed
- March 28, 2018
- Period of Report
- March 22, 2018
- Accession Number
- 0000950157-18-000360
An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →