Bank of Montreal is selling about C$2.7 billion ($2.1 billion) in shares to help fund its purchase of Bank of the West from BNP Paribas.
The Toronto-based bank will sell about 18.1 million common shares at C$149 apiece, according to a statement Tuesday. Underwriters will have the option to buy an additional C$405 million in stock within 30 days after closing.

The equity offering is a key piece of the financing for Bank of Montreal’s $16.3 billion
The remainder of the transaction is being funded primarily through excess capital on the banks’ balance sheets.
The equity offering is being underwritten on a bought-deal basis by a syndicate led by BMO Capital Markets, and is expected to close March 29.