Warren Buffett's Berkshire Hathaway invested in performing businesses and stocks, but shied away from newspapers in its latest SEC quarter filing.

Berkshire Hathaway announced its reported earnings and its company portfolio growth. The second quarter profit for Berkshire Hathaway Inc increased by 46%.

MidAmerican Energy Holdings Co is set to issue US$5.6 billion worth of securities to investors. MidAmerican Energy Holdings Co announced that they plan to issue an estimated US$5.

S&P downgrades Berkshire Hathaway from AA plus to AA. Standard and Poor's, the renowned credit rating agency, has announced that it would be cutting Berkshire Hathaway's rating from 'AA plus' to 'AA'.

Berkshire Hathaway increases shareholdings in DaVita Health Care. Berkshire Hathaway, the largest investor in DaVita Health Care Partners Inc, has entered into an agreement to increase its shareholdings to 25% of the US operator of dialysis clinics.

For the third straight time, Buffet's Berkshire Hathaway has sold off Moody's shares. In another surprising move, Warren Buffett's Berkshire Hathaway has sold another 1.

Buffett denies speculation that Suntech is in the list of acquisitions of MidAmerican Energy. The chairman of Berkshire Hathaway, Warren Buffett has indicated that he has no plans to purchase Suntech Power Holdings Co.

Berkshire Hathaway reports record earnings for its shareholders in meeting with Warren Buffett. In the announcement during its shareholders meeting held at Omaha, Nebraska last Friday, Warren Buffett said that quarterly profit rose nearly 51% on solid performance of its investments in insurance and other businesses, together with revenues from derivatives.

From Omaha, Nebraska, Warren Buffett said he won't sell IBM shares despite missed earnings expectations for the quarter.

Berkshire lowers interest in Tesco from 5.08% to 4.98%. Berkshire Hathaway, the firm of billionaire investor Warren Buffet, has reduced its shareholdings in Tesco Plc to 4.