Here’s a look at those companies and the factors that moved their share prices last week. 1. Xanadu Mines ASX- and TSX-listed Xanadu Mines is a copper and gold exploration company with several advanced exploration projects in Mongolia. The company’s flagship is the Kharmagtai project. The company did not release any news last week, but shares increased 23.08 percent to end at C$0.08. 2. SolGold SolGold is engaged in the discovery and definition of world-class copper-gold deposits. It is the largest and most active concession holder in Ecuador, and also has projects in Australia and Solomon Islands. Last Thursday (April 8), the company provided an update on its prefeasibility study for the Alpala copper-gold porphyry project on the Cascabel concession in Northern Ecuador. Last week, shares of the company increased 21.05 percent to end at C$0.46.