: The acquisition officially closed on July 5, 2011 , leading to the rebranding of M&I branches to BMO Harris Bank. Historical Significance
: While M&I successfully expanded into high-growth markets like Arizona, this same expansion into real estate markets during a downturn contributed to the company's eventual need for a merger. marshall and ilsley
: M&I was a pioneer in banking technology; its data processing arm was eventually spun off into the independent company Metavante in 2007. Final Information Statement/Prospectus - SEC.gov : The acquisition officially closed on July 5,
: The bank was led by three generations of the Puelicher family; John "Jack" Puelicher was notably recognized for his conservative leadership from 1963 to 1992. marshall and ilsley