Better-than-expected corporate earnings and U. S. economic data have helped to add nearly $3.5 trillion in value to U. S. stocks from their October lows. However, threats lurk in the background. Most notably, the Chinese economic engine is slowing. Oil prices are up. There is uncertainty on enduring economic stability in Europe. Will the next move for stocks be down, up, or sideways ? The AlphaProfit Fidelity and ETF Core and Focus model portfolios will be repositioned on March 30 with the best mutual funds for 2012 and top ETFs for 2012 . Learn more about AlphaProfit's Free and Premium investment newsletters .