Warren Buffett's Berkshire Hathaway cuts stakes in Goldman Sachs and Wal-Mart

Berkshire had about 11m shares of Goldman Sachs as of September 30, compared with 12.6m three months earlier, according to a filing yesterday.
The stake in Wal-Mart fell to 56.2m shares from 60.4m. Mr Buffett agreed to buy aerospace-equipment maker Precision Castparts in August for more than $30bn (€27.8bn).