Allowing the stock portion of a portfolio to get much larger than intended means taking more risk, while too much in bonds could stunt growth. Today's Stocks & Topics: Shorting, Gas Prices, Women CEOs Positions, At What Age Are You Too Old To Manage Your Money, CERN - Cerner Corp., UVXY - ProShares Ultra VIX Short-Term Futures ETF, JPM - JPMorgan Chase & Co., Rebalance, Bankruptcy.