Key Takeaways Newmont's shares jumped 35.6% in three months, beating industry and S&P 500 gains.Gold's record rally and forecast-topping earnings have powered NEM's performance.Higher production costs remain a challenge despite strong cash flows and projects.Newmont Corporation’s (NEM) shares have popped 35.6% in the past three months, courtesy of the upswing in gold prices to historic highs and its forecast-topping earnings performance, aided by its operational efficiency and the strength of its Tier 1 por ...