Amphastar's 15min chart shows Bollinger Bands expanding downward, bearish marubozu formation.

Amphastar's 15-minute chart has recently exhibited characteristics indicative of a downward trend. Specifically, the Bollinger Bands have been expanding downwards, and a bearish Marubozu pattern emerged on December 4th, 2022, at 11:15. This suggests that the market is currently being driven by sellers, who have gained control over the trend, and that bearish momentum is likely to persist in the near term.