Admission to Listing Announcement: - Butterfield $75,000,0005.25% Fixed to Floating Rate Subordinated Notes

Hamilton, Bermuda: 24 May 2018: - The Bermuda Stock Exchange announces the admission of Butterfield $75,000,000 5.25% Fixed to Floating Rate Subordinated Notes to its Official List:

•    Name of Issuer: - The Bank of N.T. Butterfield & Son Limited.

•    Description of Securities: - 5.25% Fixed to Floating Rate Subordinated Notes due 2028.

•    Nominal Amount of Securities: - $75,000,000 of Notes.

•    Listing Classification: - Section IIC – Domestic Issuers, Debt Securities.

•    Method of Listing: - Offer for Subscription.

•    Date of Admission to Listing: - 24 May 2018.

•    Listing Sponsor: - Butterfield Securities (Bermuda) Ltd.