German DAX index began the week notably lower as investors stayed careful ahead of EU summit. Moreover George Soros alerted that in case European leaders fail to agree on decisive actions during upcoming Brussels summit, the common currency may be threatened. 29 of out of 30 stocks moved down. Financials and other growth linked shares posted the biggest loss. ThyssenKrupp fell 4.6% and HeidelbergCement gave up 3.1%. Deutsche Bank AG tumbled 3.1% and Commerzbank AG slipped 1.4%. At the moment of writing DAX is 1.7% or 109 points down at 6,154.