---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-093392"
form_type: "8-K/A"
ticker: null
cik: "0001769617"
company_name: "HarborOne Bancorp, Inc."
filed_at: "2025-09-25T23:59:59+00:00"
generated_at: "2026-05-17T05:40:50.158846+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# HarborOne sets Oct 23–Nov 17 blackout periods for merger election process

## Summary
- Election deadline for HarborOne shareholders is Oct 28, 2025 (Oct 23 for ESOP/401k participants).
- 401k plan blackout period: Oct 23 (4pm ET) to Nov 4 (4pm ET); participants cannot direct HarborOne Stock Fund.
- ESOP blackout period: Oct 24 (4pm ET) to Nov 17, 2025; no distribution requests processed.
- Directors and Section 16 officers barred from trading HarborOne stock during BTR Blackout Period (Oct 23–Nov 17).
- Joint press release with Eastern Bankshares on Sep 25, 2025 announced election form distribution.

## SEC filing metadata
- accession: 0001104659-25-093392
- form_type: 8-K/A
- cik: 0001769617
- company_name: HarborOne Bancorp, Inc.
- filed_at: 2025-09-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.04, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1769617/000110465925093392/0001104659-25-093392-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1769617/000110465925093392/tm2526964d1_8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-093392
- JSON: https://secwatch.observer/filing/0001104659-25-093392.json
- Plain text: https://secwatch.observer/filing/0001104659-25-093392.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.