Columbia Banking System: Bollinger Bands Narrowing, KDJ Death Cross on 15-Minute Chart

Based on the analysis of Columbia Banking System's 15-minute chart, there are several technical indicators that suggest a shift in the stock's momentum. Specifically, the Bollinger Bands have narrowed, indicating a decrease in the magnitude of stock price fluctuations. Additionally, the KDJ indicator has triggered a death cross, which suggests that the momentum of the stock price is shifting towards the downside and has the potential to further decrease. These indicators collectively suggest a shift in the stock's momentum towards a more negative direction.