Although none of its members won the Stanley Cup following the realignment until the Boston Bruins ' title in 2011 , its members accounted for a combined 43 Stanley Cup championships ( 24 by Montreal , 13 by Toronto and 6 by Boston ) , which was the most championships of any division in the NHL prior to 2013 .
Although none of its members have won the Stanley Cup since the adjustment , its members account for a combined 42 Stanley Cup championships ( 24 by Montreal , 13 by Toronto , and 5 by Boston ) , which is the most championships of any division in the NHL .