Northfield Bancorp to Merge with Columbia Financial in $597M Deal, Offering Premium to Shareholders
NFBK sits 45% above its 52-week low of $9.4.
Summary
Northfield Bancorp, Inc. has entered into a definitive merger agreement to be acquired by Columbia Financial, Inc. in a transaction valued at approximately $597 million, contingent on Columbia's second-step conversion. The deal offers Northfield shareholders a premium to the current stock price.
Key Events · M&A and Partnerships · NFBK
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Definitive Merger Agreement
Northfield Bancorp will merge into Columbia Financial's newly formed holding company, Newco, in a transaction valued at approximately $597 million.
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Shareholder Consideration
Northfield shareholders can elect to receive either Newco common stock or cash, with cash consideration ranging from $14.25 to $14.65 per share, a premium to the current stock price of $13.65.
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Contingent on Conversion
The merger is conditional upon Columbia Financial's "second-step" conversion to a fully public stock holding company.
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Executive Compensation
Five key Northfield executives will receive lump-sum payments totaling approximately $14 million upon closing, with CEO Steven Klein also joining the combined company's leadership.
Analysis · NFBK · Finance
This 8-K announces a highly significant merger agreement where Northfield Bancorp will be acquired by Columbia Financial, Inc. for approximately $597 million. The transaction is structured as a stock-and-cash election, with the cash consideration ranging from $14.25 to $14.65 per share, representing a notable premium over Northfield's current trading price of $13.65, which is already near its 52-week high. This offers a clear positive outcome for Northfield shareholders. The merger is contingent on Columbia Financial's "second-step" conversion to a fully public stock holding company, which introduces a layer of complexity and potential timing risk. Additionally, the filing details substantial lump-sum payments totaling nearly $14 million to five key Northfield executives upon the merger's closing, including the CEO who will transition to a Senior EVP and COO role at the combined entity. This executive compensation, while significant, is a common component of such large-scale transactions. Investors should monitor the progress of Columbia's conversion and regulatory approvals for the merger.
How filings like this one have moved
In the 30 days to Sep 16, 2026, 40.6% of the 409 measured filings Wiseek scored 9 moved their stock by 5% or more by the next session's close. The median move was -0.50%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, NFBK was trading at $13.65 on NASDAQ in the Finance sector, with a market capitalization of approximately $515.1M. The 52-week trading range was $9.40 to $12.59. This filing was assessed with positive market sentiment and an importance score of 9 out of 10.