Why is Hind.Bio Science falling/rising?

As of 23-Sep, Hindustan Bio Sciences Ltd's stock price is currently at 8.43, reflecting an increase of 0.4, or 4.98%. The stock has been on an upward trend, gaining for the last three days with a total return of 5.24% during this period. Additionally, over the past week, the stock has outperformed its sector by 5.33%. However, despite these positive movements, the stock has shown a year-to-date decline of 17.43%. The delivery volume has decreased significantly, falling by 48.09% against the five-day average, indicating a drop in investor participation, which could be a concern for future price stability.
Broader Market Context: In comparison to the benchmark Sensex, which has seen a slight decline of 0.34% over the past week, Hindustan Bio Sciences Ltd has performed better with a 2.31% increase. While the stock has shown positive short-term returns, its year-to-date performance remains significantly lower than the benchmark's gain of 5.07%. This divergence suggests that while the stock is currently experiencing a rise, it has struggled to maintain momentum over a longer period, which could be influenced by broader market conditions and investor sentiment.