I got this from Trade the News: TTN analysis: Annual S&P Index rebalancing will occuring after the close of trading on Friday, Dec 19 **S&P500 top ten share buys by total $ amount: JPM WFC MER GE ABT ADP T GS XTO PRE **S&P500 top ten share sales by total $ amount: XOM MSFT PM COP CVX KFT INTC CSCO MS MRK does this mean that there's already a buy imbalance on JPM WFC MER GE ABT ADP T GS XTO PRE?