: The acquisition officially closed on July 5, 2011 , leading to the rebranding of M&I branches to BMO Harris Bank. Historical Significance
: M&I shareholders received 0.1257 shares of BMO common stock for every share of M&I they owned. marshall and ilsley
: 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. : The acquisition officially closed on July 5,