CarGurus: MACD Death Cross and Expanding Downward Bollinger Bands on 15min chart.

Based on CarGurus's 15-minute chart, a significant technical indicator has been triggered, namely the MACD Death Cross, which occurs when the moving average convergences divergence (MACD) line crosses below the signal line. Furthermore, the Bollinger Bands, a measure of volatility, are expanding downward. This indicates that the stock price has the potential to continue declining, as the market trend is currently being driven by a strong downward momentum, with sellers dominating the market.