Why is Remus Pharma. falling/rising?

As of 31-Oct, Remus Pharmaceuticals Ltd is experiencing a price increase, currently at 720.05, with a change of 32.0, representing a 4.65% rise. The stock has outperformed its sector today by 5.1%, indicating strong investor interest. Additionally, the delivery volume has significantly increased by 105.04% compared to the 5-day average, suggesting rising investor participation. However, while the stock is performing well in the short term, it has seen a decline of 42.34% year-to-date and 44.97% over the past year, which highlights ongoing challenges despite today's positive movement.
In the broader market context, the Sensex has shown a slight decline of 0.28% over the past week, while Remus Pharmaceuticals has gained 5.36% in the same period, showcasing its relative strength against the benchmark. Despite the stock's recent upward movement, its long-term performance remains concerning, with significant losses compared to the Sensex's 8.79% gain year-to-date. This contrast suggests that while the stock may be experiencing a temporary rebound, it is still underperforming in the longer term relative to the overall market.