S&P 500 breaks from major resistance By: MarketWatch February 08, 2011 at 11:53 AM EST Each major U.S. benchmark has knifed to multiyear highs this week. Read More >> Related Stocks: Axt Inc FINANCIAL SEL IAMGOLD Corporation Precision Castparts Progress Software RBC Bearings Inc SPDR S&P 500 ETF Trust Wal-Mart Stores, Inc.