FDIC: Nano Banc Sunwest Bank Deposit Assumption Secures Funds

• Nano Banc of Irvine, California, was closed by state regulators, with the FDIC appointed as receiver.
• Sunwest Bank of Sandy, Utah, entered an agreement to assume substantially all deposits and acquire certain assets of Nano Banc.
• Nano Banc's sole branch will reopen as a Sunwest Bank branch on Monday, September 28, 2026.
• All Nano Banc depositors automatically become Sunwest Bank depositors, with their funds remaining FDIC insured and immediately accessible.
• The FDIC estimates the failure will cost the Deposit Insurance Fund approximately $114 million.

Lawyers should proactively confirm the seamless transition of accounts and payment obligations to Sunwest Bank, ensuring their clients' financial operations remain uninterrupted.

Nano Banc, based in Irvine, California, was officially closed yesterday, September 25, 2026, by the California Department of Financial Protection and Innovation. Following this action, the Federal Deposit Insurance Corporation (FDIC) was appointed as the receiver for the institution. To ensure a smooth transition for customers, the FDIC promptly entered into a purchase and assumption agreement with Sunwest Bank, headquartered in Sandy, Utah. This agreement facilitates the Nano Banc Sunwest Bank deposit assumption, where Sunwest Bank will take over substantially all deposits and acquire specific assets from the failed bank.

This immediate intervention means that Nano Banc's sole branch will not experience a prolonged closure. Instead, it is slated to reopen its doors as a branch of Sunwest Bank on Monday, September 28, 2026, operating during its regular business hours. This swift action aims to minimize disruption for the bank's clientele, providing continuity under new ownership.

For all depositors of Nano Banc, the transition will be automatic and seamless; they will become depositors of Sunwest Bank without needing to take any action. Crucially, all deposits assumed by Sunwest Bank will continue to be insured by the FDIC, ensuring the safety and security of customer funds. This means there is no requirement for customers to alter their existing banking relationships.

Customers of the former Nano Banc will maintain immediate access to their deposits. Over the upcoming weekend, they can continue to access their funds through various methods, including writing checks or utilizing ATM and debit cards. Furthermore, any checks previously drawn on Nano Banc will continue to be processed without interruption. Loan customers are also advised to continue making their payments as usual, as their obligations remain unchanged despite the Nano Banc bank failure and subsequent acquisition by Sunwest Bank.

As of June 30, 2026, Nano Banc had reported total assets amounting to $736 million and total deposits of $686 million. Under the terms of the agreement, Sunwest Bank has agreed to assume substantially all of these deposits. Additionally, Sunwest Bank will purchase approximately $476 million of the failed bank's assets, integrating them into its own portfolio.

The remaining assets from the FDIC Nano Banc receivership will be retained by the FDIC for subsequent disposition. The preliminary estimate from the FDIC indicates that this bank failure will cost the Deposit Insurance Fund approximately $114 million. This figure is an initial assessment and is expected to fluctuate as the retained assets are eventually sold off by the FDIC, reflecting the dynamic nature of such financial resolutions overseen by the California Department of Financial Protection and Innovation.

The swift resolution of the Nano Banc failure, with Sunwest Bank acquiring Nano Banc's deposits and certain assets, underscores the robustness of the regulatory framework designed to protect depositors and maintain financial stability. This event serves as a critical reminder for legal professionals advising clients with financial interests in California's banking sector. Lawyers should proactively confirm the seamless transition of accounts and payment obligations to Sunwest Bank, ensuring their clients' financial operations remain uninterrupted.

Furthermore, this California bank closure 2026 highlights the ongoing need for compliance officers to regularly review the stability of financial institutions their clients engage with. The immediate access to funds and continued FDIC insurance provided by this resolution demonstrate the effectiveness of the established safety nets, even in instances of bank failure.

Lawyers advising clients with deposits or loans at Nano Banc should confirm the seamless transition of accounts and payment obligations to Sunwest Bank, ensuring no disruption to financial operations. This event also serves as a reminder for compliance officers to review financial institution stability for their clients, particularly within the California banking sector.

Source: Original reporting via the FDIC