16 Earnings per share

Undiluted earnings per share are calculated by dividing net income attributable to shareholders of Swisscom Ltd by the weighted average number of shares outstanding. Treasury shares are not counted in the number of outstanding shares.

In CHF million, except where indicated   2016   2015
Share of net income attributable to equity holders of Swisscom Ltd   1,604   1,361
Weighted average number of shares outstanding (number)   51,800,352   51,801,558
Basic and diluted earnings per share (in CHF)   30.97   26.27

­Swisscom has no share options and share subscription rights outstanding which could lead to a dilution of earnings per share.