Warren Buffett's Berkshire disclosed earnings show that the company in the second quarter sold 49.4% of its stake in Apple, the number of shares from the end of the first quarter of 789 million shares, a big drop to the end of the second quarter of about 400 million shares. Since mid-July, Buffett also began to shrink its second largest position - Bank of America, its Berkshire has been 12 consecutive trading days to reduce its holdings of Bank of America, during which the cumulative holdings of 90 million shares, cash out of about 3.8 billion U.S. dollars. In addition, the earnings report shows that Berkshire's second quarter revenue of $93.653 billion, the market expected $91.09 billion, net profit of $30.348 billion, greatly exceeding expectations previously expected to be $17.786 billion. At the end of the second quarter, Berkshire's cash reserves of $276.9 billion to a new high, while the end of the first quarter for $189 billion.