The Bank of Butterfield has entered into a definitive agreement to acquire 91.7% interest in CIBC Caribbean Bank Limited. A spokesperson said, “The Bank of N.T. Butterfield & Son Limited [“Butterfield”] [NYSE: NTB | BSX: NTB.BH] has entered into a definitive agreement to acquire CIBC’s 91.7% interest in CIBC Caribbean Bank Limited [“CIBC Caribbean”], a …