InsiderTrades

Form 4 for NTB Bank of N.T. Butterfield & Son Ltd

Accepted 2026-08-11 09:17:27 ET · period of report 2026-08-09 · accession 0001653242-26-000078 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-08-11 09:17 2026-08-09 NTB Collins Michael W CEO A - Grant — +146.4K 207.0K +242% —
D 2026-08-11 09:17 2026-08-09 NTB Collins Michael W CEO M - OptEx — -146.4K 318.4K -31% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary shares 2026-08-09 A A 146,415 — 207,037 D — — (F1) Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting/settlement.
2 Derivative Restricted Stock Units - EDIP 2026-08-09 M D 146,415 — 318,426 D — · — to — 146,415 Ordinary shares (F1) Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting/settlement. (F1) Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting/settlement. (F2) The restricted stock units vest 10-Feb-2027, 12-Feb-2027, 10-Feb-2028, 9-Feb-2029, 9-Feb-2030, 9-Feb-2031, 9-Feb-2032, 9-Feb-2033 subject to continued service through each vesting date. (F3) These restricted stock units do not expire; they either vest and settle or are forfeited/cancelled prior to the applicable vesting date.