Primero Announces Shareholders Vote in Favour of Transaction With First Majestic

TORONTO, ON--(Marketwired - March 13, 2018) - Primero Mining Corp. ("Primero" or the "Company") (TSX: P) and First Majestic Silver Corp. ("First Majestic") (TSX: FR) (NYSE: AG) are pleased to announce that Primero's shareholders have voted in favour of the arrangement transaction (the "Transaction") at a special meeting of shareholders held earlier today. In addition, holders of Primero's 5.75% convertible unsecured subordinated debentures due February 28, 2020 (the "Primero Debentures") have, at their meeting today, also voted overwhelmingly in favour of the proposed amendment of the trust indenture to accelerate the maturity date of the debentures to the next Business Day (as defined in the trust indenture) following the effective date of the Transaction.