 Silmet was renamed Molycorp Silmet and remaining 10% was acquired by Molycorp in October 2011.In June 2012, Molycorp acquired the Canadian-based company Neo Material Technologies Inc. Neo Material Technologies Inc. was incorporated in 2006 by merger of the Indianapolis-based company Magnequench and the Canadian rare elements company AMR Technologies, Inc. Magnequench was founded by General Motors in 1986.In November 2012, the company announced that it was being investigated by the U.S. Securities and Exchange Commission in connection with the accuracy of the company's public disclosures.