After suffering large losses due to the activities of rogue trader John Rusnak at Allfirst (see below) in April 2003, AIB completed a deal merging Allfirst with M&T Bank Corporation, which is headquartered in Buffalo, New York.
AIB completed a deal. This deal was merging Allfirst with M&T Bank Corporation. AIB was suffering large losses due to the activities of rogue trader John Rusnak at Allfirst (see below) in April 2003. M&T Bank Corporation is headquartered in Buffalo. Buffalo is New York.