NYSE Euronext leads financials down; insurers sink By: MarketWatch September 19, 2011 at 10:22 AM EDT The financial sector gets off to a sloppy start Monday, with shares from NYSE Euronext to a broad cross-section of insurance stocks in retreat. Read More >> Related Stocks: American Express American International Group Bank of America Berkshire Hathaway Berkshire Hathaway FINANCIAL SEL Genworth Financial JPMorgan Chase & Co MetLife TravelersCompanies