Profits at Warren Buffett’s firm reach $36B as stocks surge and its insurance holdings perform well
But Buffett has long said that those bottom-line figures can be misleading because of the big swings in the paper value of its investments from quarter to quarter when few of Berkshire's investments are actually bought or sold. Instead, Buffett recommends that investors focus on operating earnings to see how the more than 90 companies Berkshire owns are actually performing.