The Law Office of Robbins Umeda LLP Announces an Investigation of the Acquisition of Marshall & Ilsley Corp. by BMO Financial Group

Robbins Umeda LLP has commenced an investigation into possible breaches of fiduciary duty and other violations of state law by members of the board of directors ("Board") of Marshall & Ilsley Corporation ("Marshall & Ilsley") (NYSE: MI) in connection with their efforts to sell Marshall & Ilsley to BMO Financial Group ("BMO") (TSX: BMO

Robbins Umeda LLP's investigation concerns whether Marshal & Ilsley's Board undertook a fair process to obtain fair consideration for all shareholders of Marshall & Ilsley. Specifically, our investigation concerns whether members of the company's board breached their fiduciary duties to Marshall & Ilsley shareholders by failing to adequately shop the company before entering into the transaction with BMO Financial Group.

If you are a shareholder of Marshall & Ilsley and would like more information about your rights as a shareholder, please contact attorney Gregory E. Del Gaizo at 800-350-6003 or by e-mail at info@robbinsumeda.com.

Robbins Umeda LLP represents individual and institutional shareholders in derivative, direct, and class action lawsuits. The law firm's skilled litigation teams include former federal prosecutors, former defense counsel from top multinational corporate law firms, and career shareholder rights lawyers. Robbins Umeda LLP has helped its clients realize more than $1 billion of value for themselves and the companies in which they have invested. For more information, please go to http://www.robbinsumeda.com.

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