(NYSE:NTB) HAMILTON, Bermuda--(BUSINESS WIRE)--The Bank of N.T. Butterfield & Son Limited (āButterfieldā or the āBankā) (BSX: NTB.BH; NYSE: NTB) today announced senior leadership changes that reinforce the Bankās commitment to disciplined risk management and high-quality client relationships, while demonstrating the strength and depth of Butterfieldās talent pool. Michael Schrum has been reappointed Group Chief Financial Officer (āCFOā) following the decision by Craig Bridgewater to step down from the