Why is Bharat Immunolog falling/rising?

As of 10-Sep, Bharat Immunological & Biological Corporation Ltd is experiencing a decline in its stock price, currently at 21.70, which reflects a decrease of 0.23 or 1.05%. The stock has been underperforming, having lost 3.51% over the last three days and is trading below its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages. Additionally, the delivery volume has significantly decreased by 67.78% compared to the 5-day average, indicating falling investor participation. Over the past year, the stock has seen a substantial decline of 22.64%, while year-to-date it has dropped 8.79%. Unfortunately, there is no information available regarding positive or negative factors that could influence the stock's recent movement.
Broader market context shows that Bharat Immunological's short-term performance is notably weaker than the benchmark, with a 1-week return of -5.20% compared to the Sensex's gain of 1.06%. This underperformance is further highlighted by the stock's year-to-date decline of 8.79% against the Sensex's increase of 4.21%. The broader market appears to be performing better, which may contribute to the negative sentiment surrounding Bharat Immunological's stock.