Determine the sentiment expressed in the news from financial perspective.
Options: positive, negative

Warren Buffett (Trades, Portfolio) has been on a shopping spree this past quarter based on Berkshire Hathaway's ( BRK.A , Financial)(BRK.B) latest 13F report and other regulatory filings. One company that Buffett's conglomerate has been investing into is HP Inc. ( HPQ , Financial), a blue chip technology manufactuer which specializes in personal computers and printers.
positive