REUTERS S&P Global Ratings has affirmed PrivatBank&#39;s credit ratings at &#39;CCC+ C&#39; before their withdrawal at the bank&#39;s request, as it is ceasing cooperation with the rating agency as part of cost optimization policy. Read alsoUkraine&#39;s Finance Ministry injects UAH 16 bln more into nationalized PrivatBankAt the same time, the bank told UNIAN that it still has credit ratings from Fitch and Moody&#39;s. As UNIAN reported earlier, Fitch in October 2017 affirmed its &#39;B-&#39; long-term foreign and local currency sovereign ratings on Ukraine with a stable outlook. UNIAN memo. Dnipro-based PrivatBank has been operating in Ukraine since 1992. It is Ukraine&#39;s No. 1 bank in terms of assets. On December 18, 2016, Ukraine&#39;s Cabinet of Ministers decided to nationalize PrivatBank, guided by the recommendations of the National Security and Defense Council of Ukraine based on the National Bank&#39;s proposal.