v3.26.1
Earnings Per Share
9 Months Ended
Jul. 31, 2026
Text Block [Abstract]  
Earnings Per Share
16.
Earnings per share
 
      For the three months ended      For the nine months
ended
 
($ millions)
  
July 31
2026
     April 30
2026
     July 31
2025
    
July 31
2026
     July 31
2025
 
Basic earnings per common share
              
Net income attributable to common shareholders
  
$
2,778
 
   $  2,468      $  2,313     
$
 7,401
 
   $  5,179  
Foreign currency loss on redemption of Subordinated Additional Tier 1 Capital Notes
  
 
 
            (22 )   
 
     (22 )
Net income attributable to common shareholders used to calculate basic earnings per common share
  
 
2,778
 
     2,468        2,291     
 
7,401
 
     5,157  
Weighted average number of common shares outstanding
(millions)
  
 
1,223
 
     1,230        1,244     
 
1,229
 
     1,245  
Basic earnings per common share
(1)
(in dollars)
  
$
 
2.27
 
   $
 
2.01      $ 1.84     
$
6.02
 
   $ 4.14  
Diluted earnings per common share
              
Net income attributable to common shareholders used to calculate basic earnings per
 
common
share
  
$
2,778
 
   $ 2,468      $ 2,291     
$
7,401
 
   $ 5,157  
Dilutive impact of share-based payment options and others
(2)
  
 
 
                
 
(9
)
     (136 )
Net income attributable to common shareholders (diluted)
  
$
2,778
 
   $ 2,468      $ 2,291     
$
7,392
 
   $ 5,021  
Weighted average number of common shares outstanding
(millions)
  
 
1,223
 
     1,230        1,244     
 
1,229
 
     1,245  
Dilutive impact of share-based payment options and others
(2)
(millions)
  
 
3
 
     2        1     
 
3
 
     5  
Weighted average number of diluted common shares outstanding 
(millions)
  
 
1,226
 
     1,232        1,245     
 
1,232
 
     1,250  
Diluted earnings per common share
(1)
(in dollars)
  
$
2.27
 
   $ 2.00      $ 1.84     
$
6.00
 
   $ 4.02  
  (1)
Earnings per share calculations are based on full dollar and share amounts.
  (2)
Certain options were not included in the calculation of diluted earnings per share as they were anti-dilutive.