NEW YORK--(BUSINESS WIRE)--Fitch Ratings has today assigned Banco de Occidente S.A. (Occidente) a Viability Rating (VR) of 'bbb' and Issuer Default Ratings (IDRs) of 'BBB'. The Rating Outlook is Stable. A full list of rating actions follows at the end of this rating action commentary. KEY RATING DRIVERS VR, IDRs AND NATIONAL RATINGS Occidente's VR, IDRs and National ratings reflect its strong capital, low-risk and diversified business model and stable, though moderately concentrated, funding. T