Buffett also released his annual letter to Berkshire shareholders, which did not discuss Kraft Heinz's recent travails
The Nebraska-based conglomerate spent $17.7 billion on equities in the quarter ended September
A slump in Berkshire shares over the past month raises the question of whether Buffett will buy back more stock
Berkshire often makes large investments in times of panic, when its stable capital and not the Buffett name, is the allure, he said
Warren Buffett got a $29-billion boost to net earnings in the fourth quarter from the tax code changes.
Themes Buffett may address, along with the company's future leadership, include the recent US tax overhaul, underwriting challenges affecting the insurance business
Berkshire also nearly completed its yearlong exit from International Business Machines Corp (IBM), selling more than 94 per cent
Speculation that Abel and Jain were the top candidates grew after Munger singled them out as "world-leading" performers
A surge in insurance claims led to the third consecutive quarterly underwriting loss
Berkshire has been a major beneficiary of the rally in stocks since Trump was elected US president
Berkshire has been sued over an alleged illegal scheme
Berkshire's businesses represent a cross-section of the economy and provide Buffett, 85, with a steady stream of cash for more investments
Apple last month reported its first quarterly drop in revenue in 13 years, stoking concerns that the company's best days have passed
In its quarterly report filed with the US Securities and Exchange Commission, Berkshire said it alerted federal authorities including the Department of Treasury on Friday
Dozens of Berkshire Hathaway subsidiaries will show off their products as Chief Executive Officer Warren Buffett hosts the company's annual meeting in Omaha, Nebraska. Below are some numbers highlighting the scope of the company and its units.