ChainCatcher news, according to Jinshi reports, the US stock market opened with the Dow Jones Industrial Average rising 0.6%, the Standard & Poor's 500 Index rising 0.1%, and the Nasdaq Composite Index slightly declining by 0.01%. UnitedHealth (UNH.N) rose by 10% as the company received a new investment from Buffett's Berkshire Hathaway. Intel (INTC.O) rose by 4% amid reports that the Trump administration intends to take a stake.