Why is Bharat Immunolog falling/rising?

As of 18-Sep, Bharat Immunological & Biological Corporation Ltd is experiencing a decline in its stock price, currently at 21.92, which reflects a decrease of 0.08 or 0.36%. The stock has underperformed its sector by 1.41% today and has been on a consecutive downward trend for the last two days, resulting in a total drop of 0.95% during this period. Additionally, the stock is trading below its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, indicating a bearish trend. Over the past year, the stock has seen a significant decline of 24.98%, while the year-to-date performance shows a drop of 7.86%. There is no information available regarding positive or negative factors that could influence the stock's movement.
Broader Market Context: In contrast to Bharat Immunological's performance, the benchmark Sensex has shown a positive return of 1.80% over the past week and 2.14% over the past month. This indicates that while the broader market is experiencing gains, Bharat Immunological is lagging behind significantly, particularly with a year-to-date performance that is substantially worse than the Sensex's 6.24% increase. The rising investor participation, as indicated by a 25% increase in delivery volume, suggests some interest in the stock; however, this has not translated into positive price movement, highlighting a disconnect between trading activity and stock performance.