CLBK

In the past six months, Columbia Financial, Inc. (CLBK) has experienced several significant stock events. On July 20, 2026, the company completed its second-step conversion from a mutual holding company structure, which included a $1.7 billion stock offering, and simultaneously acquired Northfield Bancorp, Inc. This event was associated with a notable stock price drop of -54.78% on July 20, 2026, likely reflecting a share-count and valuation reset from the conversion and acquisition, as the company also reported a 1 to 2.2 stock split as of July 21, 2026. On July 30, 2026, Columbia Financial announced its Q2 2026 financial results, reporting increased net income and commencing a quarterly cash dividend. Insider buying activity has also been noted, with the CEO acquiring shares in October 2026 and a director purchasing shares in September 2026. The stock has shown positive momentum, with a 6-month gain of 28.78% and a 1-year gain of 60.32% as of October 2026.