Esquire Financial completes acquisition of Signature Bancorporation
ESQ•Acquisition completed Aug. 1, 2026
Esquire Financial Holdings completed its acquisition of Signature Bancorporation, parent of Signature Bank, effective Aug. 1, 2026.
The combined company held about $4.8 billion in assets, $3.3 billion in loans and $4.0 billion in deposits as of June 30, 2026.
Signature Bank to operate as a division of Esquire Bank
Signature Bank now operates as “Signature, a division of Esquire Bank,” focused on Chicago and Midwest commercial banking.
Michael G. O’Rourke will lead the division; O’Rourke and Leonard S. Caronia joined Esquire’s board.
