HarborOne Bancorp, Inc. — Director's Dealing 2025

Nov 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HarborOne Bancorp, Inc. (HONE)
CIK: 0001769617
Period of Report: 2025-11-01

Reporting Person: Frenette David P. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-01	Common Stock	D	143633	—	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-11-01	Stock Option (Right to Buy)	$10.23	J	83263	Disposed	2027-08-15	Common Stock (83263)	Direct

Footnotes

F1: Pursuant to the merger agreement, dated as of April 24, 2025, by and among Eastern Bankshares, Inc. ("Eastern"), Eastern Bank, HarborOne Bancorp, Inc. ("HarborOne"), and HarborOne Bank (the "Merger Agreement"), each share of HarborOne common stock was converted into the right to receive, at the election of the holder, either (i) $12.00 in cash or (ii) 0.765 shares of Eastern common stock (the "Exchange Ratio"), subject to certain proration provisions contained in the Merger Agreement.

F2: Pursuant to the Merger Agreement, each outstanding and unexercised option to purchase shares of HarborOne common stock was converted into an option to purchase shares of Eastern common stock. As further described in the Merger Agreement, the number of underlying shares of resulting Eastern common stock subject to such options and the related exercise price were adjusted by the Exchange Ratio.