Lyell Immunopharma's 15min chart shows Bollinger Bands expanding upward, bullish marubozu.

Lyell Immunopharma's 15-minute chart is currently exhibiting an upward expansion of Bollinger Bands, coupled with a bullish Marubozu pattern observed on December 4, 2025, at 11:30. This suggests that market sentiment is predominantly driven by bullish investors, who are exerting control over market direction. Consequently, there is a high likelihood that the prevailing bullish momentum will persist in the near term.