---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-216181"
form_type: "8-K"
ticker: "EBC"
cik: "0001810546"
company_name: "Eastern Bankshares, Inc."
filed_at: "2025-09-25T23:59:59+00:00"
generated_at: "2026-05-17T05:41:33.186637+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Eastern Bankshares mails election forms for HarborOne merger; deadline Oct 28

## Summary
- HarborOne shareholders may elect 0.765 EBC shares, $12 cash, or a mix for each HONE share.
- Merger expected to close Nov 1, 2025; HONE shareholders approved deal on Aug 20, 2025.
- Election deadline is 5:00 PM ET on Oct 28, 2025; ESOP/401(k) participants deadline Oct 23.
- Stock consideration allocated to 75-85% of outstanding HONE shares; remainder gets cash.
- Exchange agent mailed election materials on Sep 24, 2025; Innisfree M&A is information agent.

## SEC filing metadata
- accession: 0001193125-25-216181
- form_type: 8-K
- ticker: EBC
- cik: 0001810546
- company_name: Eastern Bankshares, Inc.
- filed_at: 2025-09-25T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1810546/000119312525216181/0001193125-25-216181-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1810546/000119312525216181/d14555d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-216181
- JSON: https://secwatch.observer/filing/0001193125-25-216181.json
- Plain text: https://secwatch.observer/filing/0001193125-25-216181.txt

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