Berkshire Hathaway in Q3 2020 acquired stakes in health care companies AbbVie, Merck, and Bristol-Myers Squibb for a total of about $5.6 billion, At the same time the position in JPMorgan Chase shares, which at the end of last year was estimated at $8.3 billion, was almost completely liquidated, as well as the position in Wells Fargo was reduced to 127 million shares for about $3 billion.