Basis of accounting, Currency translation rates (Tables)	6 Months Ended
Jun. 30, 2026
Foreign Exchange Rates [Line Items]
Currency translation rates	Currency translation rates Closing exchange rate Average rate 1 As of For the quarter ended Year-to-date 30.6.26 31.3.26 31.12.25 30.6.25 30.6.26 31.3.26 30.6.25 30.6.26 30.6.25 1 CHF 1.24 1.25 1.26 1.26 1.27 1.28 1.23 1.27 1.17 1 EUR 1.14 1.16 1.17 1.18 1.16 1.17 1.15 1.17 1.10 1 GBP 1.33 1.32 1.35 1.37 1.34 1.35 1.35 1.35 1.31 100 JPY 0.61 0.63 0.64 0.69 0.63 0.63 0.70 0.63 0.68 1 Monthly income statement items of operations with a functional currency other than the US dollar are translated into US dollars using month-end rates. Disclosed average rates for a quarter represent an average of three month-end rates, weighted according to the income and expense volumes of all operations of the Group with the same functional currency for each month. Weighted average rates for individual business divisions may deviate from the weighted average rates for the Group.

Currency translation rates

Closing exchange rate

Average rate

As of

For the quarter ended

Year-to-date

30.6.26

31.3.26

31.12.25

30.6.25

30.6.26

31.3.26

30.6.25

30.6.26

30.6.25

1 CHF

1.24

1.25

1.26

1.27

1.28

1.23

1.27

1.17

1 EUR

1.14

1.16

1.17

1.18

1.16

1.17

1.15

1.17

1.10

1 GBP

1.33

1.32

1.35

1.37

1.34

1.35

1.31

100 JPY

0.61

0.63

0.64

0.69

0.63

0.70

0.63

0.68

1 Monthly income statement items of operations with a functional currency other than the US dollar are translated into US dollars using month-end rates. Disclosed average rates for a quarter represent an average of

three month-end

rates, weighted

according to

the income

and expense

volumes of

all operations

of the Group

with the

same functional

currency for

each month. Weighted

average rates

for individual

business

divisions may deviate from the weighted average rates for the Group.