Form 4 Filing for Andrew Ronald Burns

This filing details transactions by Andrew Ronald Burns, Chief Risk Officer, Cayman, for Bank of N.T. Butterfield & Son Ltd. On May 27, 2026, Mr. Burns acquired 52 Restricted Stock Units (RSUs) under the Employee Discounted Investment Plan (EDIP) and 412 RSUs under the Employee Long-Term Investment Plan (ELTIP). These RSUs represent contingent rights to common shares. The EDIP RSUs vest on February 12, 2027, February 10, 2028, and February 9, 2029, subject to continued service. The ELTIP RSUs also vest on these dates. All RSUs mentioned do not expire and will either vest or be forfeited. Following these transactions, Mr. Burns holds 5,933 shares related to EDIP RSUs and 46,789 shares related to ELTIP RSUs. The transactions were reported on Form 4, indicating changes in beneficial ownership.