CFSB Bancorp, Inc. Stock: price and insider trades · United States · SEC (Form 4)

About CFSB Bancorp, Inc.

CFSB Bancorp, Inc. /MA/ is a U.S.-listed bank holding company that traded on the NASDAQ market and was based in the United States. The group served as the holding company for Colonial Federal Savings Bank, a community-oriented institution with deep historical roots in southeastern Massachusetts, especially around Quincy and Norfolk County. For French-, Belgian- and Swiss-based investors, CFSB fits the profile of a small U.S. community bank: locally focused, balance-sheet driven, and centered on deposit gathering, mortgage lending, and financial services for households and small businesses. The operating history of the franchise goes back to 1889, when Colonial Federal Savings Bank was founded. By contrast, CFSB Bancorp as a public holding company was created much more recently, following a mutual-to-stock reorganization and IPO in 2022. That structure is common among U.S. thrift and savings-bank organizations: the bank remains the operating franchise, while the listed holding company provides capital-market access, governance, and strategic flexibility. In practice, this means the investment case has been shaped by balance-sheet management, local deposit franchises, and the economics of a conservative regional lender. CFSB’s core business lines were straightforward but important. The bank gathered retail deposits through savings and transaction accounts, originated residential mortgage loans, offered refinancing products, and made commercial real-estate and selected business loans. It also held investment securities and liquid assets, including government-related and other high-quality fixed-income instruments, which helped manage liquidity and interest-rate exposure. Its competitive position was based less on national scale and more on community banking relationships, local market knowledge, and a relatively simple cost structure compared with larger diversified banks. Geographically, the franchise was concentrated in Massachusetts, with a limited branch and office footprint focused on the South Shore and the broader Boston-area market. That regional concentration made CFSB more exposed to local housing, employment, and deposit trends than to nationwide banking cycles. Recent corporate developments were the key story: CFSB announced an acquisition by Hometown Financial Group in 2025, and the transaction was completed later that year. As a result, the company’s standalone listed history became short-lived, but it remains relevant as an example of a community-bank holding company that was ultimately absorbed into a larger regional consolidator.