Shares of J.P. Morgan Chase & Co. rallied 1.7% in premarket trade Friday, to lead the Dow Jones Industrial Average's early gainers, after the banking giant got the first-quarter earnings reporting season on a bright note. J.P. Morgan's rally was also boosting shares of Goldman Sachs Group Inc. which rallied 1.1% premarket to be the second-biggest early Dow gainer. The implied price gains of both stocks would add about 33 points to the Dow's price, while Dow futures rose 143 points. Among other premarket Dow gainers, General Electric Co.'s stock rose 0.9% and Apple Inc. shares tacked on 0.5%.