Buffett, Berkshire Hathaway Inc.ââ¬â¢s chief executive officer, said in an annual letter to investors on Feb. 27. ââ¬ÅBig opportunities come infrequently. When itââ¬â¢s raining gold, reach for a bucket, not a thimble". http://www.bloomberg.com/apps/news?pid=newsarchive&sid=anljLrBSc_D0 Does anyone know what his firm's risk profile is as a percentage of funds when taking a 'bucket' position in any market?