Structure of registered shareholders

    2016 2015
Structure   Significant shareholders larger > 5% 18.5% of shares 18.5% of shares
   10 largest shareholders 37.0% of shares 32.7% of shares
   100 largest shareholders 47.8% of shares 44.2% of shares
       
Origin  Switzerland 50.7% of shares 65.0% of shares
   Elsewhere 49.3% of shares 35.0% of shares