OREANDA-NEWS. Fitch Ratings has affirmed US and European food retailer Ahold Delhaize NV's Long-Term Issuer Default Rating (IDR) and senior unsecured rating at 'BBB' following the completion of the merger of Royal Ahold NV (Ahold) and Delhaize Group SA (Delhaize) at the end of July 2016. The Outlook is Stable.