Stocks were broadly mixed and largely muted as investors awaited the Federal Reserve's December rate decision. Meanwhile, JPMorgan stocks fell as much as 5% in New York, after the global banking giant unveiled higher-than-expected costs for next year. Bloomberg had learned that SpaceX is moving ahead with plans for an initial public offering that would seek to raise significantly more than $30 billion. The Elon Musk-led company is targeting a valuation of about $1.5 trillion for the entire