the uslisted shares of yamana gold inc auy yri soared 153 in premarket trading tuesday after the canadabased gold and silver miner announced an agreement to be acquired by gold fields ltd gfi in a stock deal that values yamana at about 67 billion under terms of the deal all yamana shares will be exchanged for 06 gold field shares which based on fridays closing prices would value yamanas stock at 732 each a 416 premium gold fields stock slumped 126 in premarket trading the companies are targeting synergies of about 40 million per year from the deal which is expected to close in the second half of 2022 yamanas highquality asset base in the americas and strong development and exploration pipeline will further diversify the geography of our portfolio creating a top4 global gold major well positioned to deliver longterm value creation said gold fields chief executive chris griffith yamanas stock has rallied 225 year to date through friday and gold fields shares have climbed 110 while gold futures gc00 have gained 13 and the sp 500 spx has shed 128