Bank of N.T. Butterfield (NTB) COO Michael Neff Sells 5,500 Shares

What Happened
Michael (Neff) Walter, COO of Bank of N.T. Butterfield & Son Ltd (NTB), sold 5,500 common shares in an open-market sale on August 14, 2026. The shares were sold at $63.66 each for total proceeds of approximately $350,126. This was a straight sale (transaction code S), which is typically a disposition of existing shares rather than a purchase or option exercise.

Key Details

• Transaction date and price: 2026-08-14 — 5,500 shares @ $63.66/share (total ≈ $350,126).
• Transaction type/code: Sale (S), reported as open-market or private sale.
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Filing/timeliness: Form filed 2026-08-17 — appears to be a timely Form 4 filing (within the SEC’s two-business-day requirement).
• Footnotes/plan info: The excerpt provided does not disclose a 10b5-1 plan, tax withholding, or other footnotes.

Context
Insider sales can occur for many reasons (diversification, liquidity, tax planning) and do not by themselves prove a change in insider sentiment about the company. Purchases generally carry clearer bullish signals than routine sales. This report documents a straightforward sale of existing shares by the company’s COO.