SAO PAULO & RIO DE JANEIRO & NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed the International Scale Asset Manager Rating at 'Good Standards' for STK Capital Gestora de Recursos Ltda. (STK). The Rating Outlook remains Stable. Key Rating Drivers STK's 'Good Standards' rating reflects Fitch's view that the company's investment platform and operating framework are good relative to the standards applied by international institutional investors. The rating factors in the experience of STK's ex