Credit Research Loomis Sayles has long been known for its credit research expertise and has utilized a proprietary credit rating system since the 1930s. Our credit research team thinks beyond the rating agencies to provide independent views and forward-looking assessments of credit risk and potential opportunities. Research coverage spans the credit spectrum and includes issuers in both developed and emerging markets. Credit recommendations combine rigorous fundamental analysis with comprehensive relative value assessment. Credit research analysts are integrated into sector teams that offer market and research insight through the collaboration of portfolio managers, strategists, product analysts and traders.