With the mining downturn having bottomed out in 2015 and improved performances already achieved in 2016, BMI Research believes the major diversified miners can expect to perform better over the coming years. Based on the performance of large diversified mining companies, including Anglo American, Glencore, Vale and Rio Tinto, which have posted positive net incomes for the first time in years, BMI Research adjusted its outlook for major diversified miners to positive.