Hudbay Minerals extends offer to acquire shares of Augusta HudBay Minerals announced that it has extended its offer to acquire all of the outstanding common shares of Augusta Resource Corporation not already owned by Hudbay for consideration per Augusta Share of 0.315 of a Hudbay common share until 5:00 p.m. Toronto time on June 9. Hudbay continues to evaluate the implications of ongoing developments with respect to Augusta's applications for permits required for the Rosemont project. On May 23, the U.S. Forest Service, USFS, issued a news release disclosing that it was requesting the U.S. Fish and Wildlife Service re-initiate the formal consultation process on the Rosemont project. The USFS has stated that the Record of Decision for the Rosemont project will not be signed until the consultation process is complete and a new biological opinion is issued.