There's Still a Rumor on Niobec Project Sale...IAMGOLD (IAG +11.2%) shares popped 15% higher an hour or so ago, apparently based on rumors regarding a Niobec project sale; IAG has held much of the gains even after the company said it had no news pending and its did not know why shares rose. IAG's Niobec mine is North America's only source of pyrochlore, the primary niobium ore and one of only three major producers of niobium in the world. https://seekingalpha.com/news/1783573-iamgold-plus-11-percent-even-as-company-says-no-news-pending