APi Group's 15min chart shows Bollinger Bands narrowing and KDJ death cross.

Based on the 15-minute chart of APi Group, the stock has recently exhibited Bollinger Bands Narrowing, which indicates a decrease in the magnitude of stock price fluctuations. Additionally, the KDJ indicator has crossed below the 50 line, a bearish signal known as the Death Cross, which suggests that the momentum of the stock price is shifting towards the downside and may continue to decrease. This indicates a potential trend reversal and could be a cause for concern for investors.