Why is Beta Drugs Ltd falling/rising?

As of 17-Nov, Beta Drugs Ltd is experiencing a decline in its stock price, currently at 1,654.00, which represents a decrease of 12.05 or 0.72%. The stock has underperformed its sector by 1% today and is trading below its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages. Additionally, the delivery volume has significantly dropped by 94.13% compared to the 5-day average, indicating a falling investor participation. Over the past week, the stock has decreased by 2.13%, and it has shown a year-to-date decline of 13.34%, while the stock has performed positively over the last three and five years, with returns of 139.16% and 1338.89%, respectively. There is no information available regarding positive or negative factors that could influence the stock's recent movement.
Broader market context shows that while Beta Drugs Ltd has been declining, the benchmark Sensex has increased by 1.72% over the past week and 10.02% year-to-date. This stark contrast highlights the stock's underperformance relative to the broader market. The stock's negative returns over the short term, coupled with a significant drop in trading volume, suggest a lack of investor confidence, which is further exacerbated by the overall positive performance of the market.