v3.26.1
Earnings per share (Tables)
6 Months Ended
Jun. 30, 2026
Earnings per share [abstract]  
Schedule of Earnings per Share
Three-month period ended June 30,2026202620252025
Class AClass BClass AClass B
Weighted number of outstanding shares300,422,597 335,348,823 295,531,210 341,044,191 
Weighted number of shares with dilutive effects
1,677,255 2,493,692 3,300,452 12,293,550 
Weighted number of outstanding shares (diluted and undiluted)302,099,852 337,842,515 298,831,661 353,337,741 
Net income / (loss) (CHF in millions)94.5 10.5 (36.7)(4.2)
Basic EPS (CHF)0.310.03(0.12)(0.01)
Diluted EPS (CHF)0.310.03(0.12)(0.01)

Six-month period ended June 30,2026202620252025
Class AClass BClass AClass B
Weighted number of outstanding shares298,951,784 338,278,973 294,458,484 343,228,709 
Weighted number of shares with dilutive effects
2,596,588 3,726,415 4,005,446 12,885,677 
Weighted number of outstanding shares (diluted and undiluted)301,548,372 342,005,388 298,463,930 356,114,386 
Net income (CHF in millions)187.1 21.2 14.1 1.6 
Basic EPS (CHF)0.630.06 0.050.00
Diluted EPS (CHF)0.620.06 0.050.00