---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-089537"
form_type: "8-K"
ticker: "ESQ"
cik: "0001531031"
company_name: "Esquire Financial Holdings, Inc."
filed_at: "2026-08-03T12:55:35+00:00"
generated_at: "2026-08-03T13:00:40.252373+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Esquire Financial completes acquisition of Signature Bancorporation; combined $4.8B assets

## Summary
- Each Signature share converted into 2.671 shares of Esquire common stock; cash for fractional shares.
- Combined company: $4.8B total assets, $3.3B loans, $4.0B deposits (as of June 30, 2026).
- Michael G. O'Rourke appointed President of Signature division; O'Rourke and Leonard S. Caronia join Esquire board.
- Signature will operate as a division of Esquire Bank under the name 'Signature, a division of Esquire Bank'.

## SEC filing metadata
- accession: 0001104659-26-089537
- form_type: 8-K
- ticker: ESQ
- cik: 0001531031
- company_name: Esquire Financial Holdings, Inc.
- filed_at: 2026-08-03T12:55:35+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.01, 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1531031/000110465926089537/0001104659-26-089537-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1531031/000110465926089537/tm2621793d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-089537
- JSON: https://secwatch.observer/filing/0001104659-26-089537.json
- Plain text: https://secwatch.observer/filing/0001104659-26-089537.txt

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