3. Molycorp, Inc. (MCP): Focuses on the production and sale of rare earth oxides from stockpiled feedstocks in the western hemisphere. Market cap at $1.09B, most recent closing price at $7.88. Over the last six months, insiders were net buyers of 7,107,150 shares, which represents about 7.81% of the company's 91.00M share float. Short float at 24.65%. The twp top holders of the stock are Ross Bhappu, and Molibdenos Y Metales S.A.