Traders work on the floor of the New York Stock ExchangeVia Ryan Vlastelica NEW YORK (Reuters) – U.S. inventory index futures rose on Monday, suggesting major averages would lengthen a rally that has taken them to repeated all-time highs, though energy shares can be in center of attention amid a pointy decline in crude oil costs. The Dow Jones industrial average and S&P 500 have rallied in up to date months, closing out their seventh straight week of positive factors ultimate week. While this system is expected to supply a ground under fairness costs for as long as it continues, the size of the rally has some buyers on the lookout for a pullback amid few catalysts. “It is not going to take much for these gains to fade given the rally now we have seen, especially in any such gradual week,” said Jeff Duncan, chief government of Duncan Monetary Administration in St. Louis.