As of the close of business on December 20, 2013, two stocks were added to the index, both with an Exposure Factor of 1.0: REC Solar ASA (RECSOL NO), and Daqo New Energy Corp (DQ US). In addition, three stocks were removed from the index: Solarworld AG (SWV GR), STR Holdings (STRI US), and Manz AG (M5Z GR). No other changes were made to the index.