Cliffs Natural Resources Inc. (NYSE:CLF) said that during the fourth quarter of 2014 and the beginning of January 2015, it has reduced its net debt balance by more than $400 million. The company said it achieved the accelerated debt reduction through the repayment of short-term debt as well as the repurchase of more than $200 million aggregate principal amount of senior notes in the open … Continue reading Traders Should Watch: Cliffs Natural Resources Inc. (NYSE:CLF), Microsoft Corporation (NASDAQ:MSFT), Green Bancorp, Inc. (NASDAQ:GNBC), Astoria Financial (NYSE:AF), Qihoo 360 Technology (NYSE:QIHU)