When did Signature Bank shut down?

Written by Editorial Team | Last Updated: August 2026

Signature Bank officially shut down on Sunday, March 12, 2023, when state and federal banking regulators intervened to take control of the institution amid an unprecedented wave of digital bank runs and liquidity pressures. As a prominent commercial lender heavily utilized by cryptocurrency firms and real estate businesses in New York, the sudden closure marked one of the largest bank failures in United States history, prompting emergency federal systemic risk exceptions to stabilize broader banking sector confidence.

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