Graham Holdings Co
Ad Blocking’s Impact on the Digital Advertising Industry
Though ad blocking software could improve Internet users’ experience, it poses a big threat to websites’ and publisher’s advertising revenue.
Why Berkshire Hathaway lowers stake in Graham Holdings
Berkshire Hathaway significantly lowered its position in Graham Holdings (GHC). The position now accounts for 0.07% of the fund’s 2Q14 portfolio—down from 1.15% in 1Q14. Graham Holdings is a diversified education and media company.