Northfield Bancorp, Inc. completed its merger with Columbia Financial, Inc. on July 20, 2026. Under the terms of the agreement, Northfield Common Stock holders can elect to receive either $14.25 in cash or 1.425 shares of Columbia Financial common stock per share. Northfield's banking subsidiary, Northfield Bank, also merged into Columbia Financial's subsidiary, Columbia Bank. Following the transaction, Northfield's common stock was delisted from the NASDAQ. Four Northfield directors were appointed to the Columbia Financial board, and Northfield CEO Steven M. Klein was named Senior Executive Vice President and COO of Columbia Financial. Northfield Bancorp is a financial services company providing banking services.

Northfield Bancorp, Inc. shareholders approved the Agreement and Plan of Merger dated January 31, 2026, with Columbia Financial, Inc. and related entities. The approval included an advisory vote on merger-related executive compensation and an adjournment proposal to solicit additional proxies. Northfield Bancorp, Inc. operates in the financial services industry as a bank holding company.