Downgrades weigh on U.S. banks By: MarketWatch January 30, 2012 at 11:05 AM EST Downgrades on several U.S. banks help push financial stocks into negative territory early Monday. Read More >> Related Stocks: Bank of America Capital One Financial Citigroup FINANCIAL SEL Genworth Financial Goldman Sachs Group JPMorgan Chase & Co Morgan Stanley Regions Financial Standard & Poors 500