As of 31 December 2017, the share capital of the Company amounted to CHF 3,065,634 (15,328,170 registered shares with a nominal value of CHF 0.20 each). The share capital is fully paid in. The Company itself owned 1,063,775 treasury shares. Further, a conditional share capital amounting to CHF 192,000 and consisting of 960,000 shares with a nominal value of CHF 0.20 each and an authorised capital of CHF 362,040 consisting of 1,810,200 shares with a nominal value of CHF 0.20 each remained outstanding as at 31 December 2017. The conditional capital and the authorised capital amount to a maximum of CHF 554,040, which equates to 18.1% of the existing share capital.

SIX Swiss Exchange regulations provide that individual shareholdings exceeding 5% (save for, inter alia, certain investment funds) are deemed to be a permanent investment and are therefore to be excluded from the free float. In accordance with SIX Swiss Exchange regulations, the free float as at 31 December 2017 was 62.81% (2016: 69.86%).