Guillermo Ulacia Arnai, Chairman at Siemens Gamesa Renewable Energy, S.A., holds 19.10K shares in Siemens Gamesa Renewable Energy, S.A. (Ticker: GCTAF). Most recently, Guillermo Ulacia Arnai Bought $19,000 shares of Siemens Gamesa Renewable Energy, S.A. on Mar 12, 2009 for an estimated value of 152.41K.