MasTec's 15min chart triggered Bollinger Bands Expanding Downward, KDJ Death Cross

According to the 15-minute chart for MasTec, the Bollinger Bands are currently expanding downward, and a KDJ Death Cross has occurred on March 26 at 10:45. This suggests that the market trend is being driven by selling pressure, with a momentum shift towards the downside, indicating a potential further decrease in the stock price.