Staar Surgical's 15min chart shows MACD Death Cross, Bollinger Bands expanding downward.

According to the 15-minute chart of Staar Surgical's stock, there have been two recent events that suggest a downward trend in the company's stock price. Firstly, the Moving Average Convergence Divergence (MACD) indicator has triggered a death cross, which is a bearish signal that typically indicates a reversal in the stock's momentum and a potential decline in its value. Secondly, the Bollinger Bands, which are used to gauge volatility, have expanded downward, indicating an increase in the stock's volatility and a potential continuation of the downward trend. As a result, market analysts believe that the current trend is being driven by sellers, suggesting that the stock price has the potential to continue falling.