Consolidated income statement

millions of CHF	Notes	2024	2023
Revenue	3,16	483.9	486.6
Cost of goods sold	16	–324.2	–328.9
Gross profit	16	159.7	157.6
Selling and administrative expenses		–116.4	–119.0
Research and development expenses		–25.4	–25.7
Other operating income / (expenses), net	9	–5.0	3.1
Operating income		12.9	16.0
Interest income	10	1.1	1.3
Interest expenses	10	–12.1	–10.0
Other financial income / (expenses), net	10	–2.6	–4.4
Share of profit / (loss) of associates	2	–5.7	–
Income before tax expenses		–6.3	2.9
Income tax expenses	11	–0.0	–2.2
Net income		–6.4	0.7
Attributable to shareholders of the parent		–7.4	0.3
Attributable to non-controlling interests		1.0	0.4

Earnings per share (in CHF)
Basic earnings per share	21	–0.18	0.01
Diluted earnings per share	21	–0.18	0.01