CNBC | ExxonMobil loses coveted AAA credit rating from S&P on low oil prices CNBC Standard and Poor's downgraded ExxonMobil's credit rating from AAA to AA+ on Tuesday because of expectations of continuing low oil prices. S&P told CNBC that it has had a AAA rating on Exxon since July 5, 1949. The move leaves only Microsoft and ... Low Oil Prices And High Dividends Cost Exxon Mobil Its Sterling AAA Credit Rating Stung by low oil prices, Exxon loses 'AAA' rating from S&P Keep These Stocks On Your Radar As Oil Rebounds |