Business Warren Buffett's Berkshire Hathaway increases bet on Amazon Updated : August 15, 2019 08:02 AM IST Berkshire said it owned 537,300 Amazon shares worth about $1.02 billion as of June 30, up from 483,300 shares three months earlier. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.