March 10, 2026
A New York federal judge on Tuesday rejected Vale SA's bid to decertify a class of investors in a suit accusing the Brazilian mining giant and its executives of concealing safety problems at its Brumadinho dam in the lead-up to a deadly collapse there, finding unconvincing Vale's new expert report showing that its securities were traded in inefficient markets.
December 19, 2022
Brazilian mining giant Vale SA wants a Brooklyn federal judge to toss U.S. Securities and Exchange Commission allegations it concealed from investors safety issues at its Brumadinho dam in the lead-up to a deadly collapse there.
April 15, 2019
Two institutional investors vying to lead a proposed class action against Vale SA can't agree on who took a greater financial hit when one of the Brazilian mining company's dams collapsed in January.