FirstSun Capital Bancorp Merges with First Foundation Inc to Create a $17 Billion Regional Bank

First Financial Bancorp to Acquire BankFinancial Corporation

January 1, 2026

Financial Services

First Financial Bancorp agreed to acquire Chicago-based BankFinancial Corporation in an all-stock transaction valued at approximately $142 million. The deal is intended to expand First Financial’s presence in the Chicago market, adding 18 financial centers and BankFinancial’s consumer, trust/wealth management, and selected commercial lending capabilities.

Castle Creek Capital Acquires $40M Equity Stake in FirstSun Capital Bancorp

December 4, 2025

Financial Services

Affiliates of Castle Creek Capital acquired $40 million of common stock in FirstSun Capital Bancorp from legacy stockholders, becoming one of the company's largest institutional shareholders with roughly a 4% stake. The investment is intended to support FirstSun as it pursues a proposed merger with First Foundation Inc. and Castle Creek expects to join the company's board subject to regulatory and closing conditions.

Byline Bancorp, Inc. Completes Merger with First Security Bancorp, Inc.

April 1, 2025

Financial Services

Byline Bancorp, Inc. completed its merger with First Security Bancorp, Inc. and its wholly owned bank subsidiary, First Security Trust and Savings Bank. Effective April 1, 2025, First Security Trust and Savings Bank merged with and into Byline Bank in a deal valued at about $41.5 million at closing.

FirstSun Capital Bancorp to Acquire HomeStreet in Definitive Merger; Raises $175 Million Equity

January 16, 2024

Financial Services

FirstSun Capital Bancorp entered into a definitive, all-stock merger agreement to acquire HomeStreet, creating a combined ~$17 billion regional bank with an expanded footprint in the Southwest and West Coast. FirstSun also agreed to raise $175 million of equity capital to support the merger and expected pro forma capitalization.

First Bancorp Acquires GrandSouth Bancorporation

January 1, 2023

Financial Services

First Bancorp (parent of First Bank) completed its acquisition of GrandSouth Bancorporation (the parent of GrandSouth Bank) effective January 1, 2023 in an all-stock merger (0.91 shares of First Bancorp per GrandSouth share). The deal expands First Bank's presence in South Carolina by adding GrandSouth's eight branches and is expected to accelerate First Bancorp's South Carolina growth, creating a combined company with approximately $12 billion in assets and 118 branches.

FirstSun Capital Bancorp Completes Merger with Pioneer Bancshares, Inc.

April 1, 2022

Financial Services

FirstSun Capital Bancorp (holding company of Sunflower Bank) completed its previously announced merger with Texas-based Pioneer Bancshares, Inc. (holding company of Pioneer Bank, SSB) effective April 1, 2022. Pioneer Bank, SSB’s subsidiary bank merged into Sunflower Bank, and the combined company now operates under the FirstSun and Sunflower Bank trade names with an expanded Southwest footprint.