Why is Billwin Indust. falling/rising?

As of 29-Sep, Billwin Industries Ltd is experiencing a price increase, currently at Rs 28.50, reflecting a rise of 2.54 or 9.78%. The stock has shown strong performance today, outperforming its sector by 10.56% and opening with a significant gain of 9.98%. It reached an intraday high of Rs 28.55 and has traded within a narrow range of Rs 0.05. Additionally, there has been a notable increase in investor participation, with delivery volume rising by 150% against the 5-day average. Over the past week, the stock has gained 9.62%, contrasting sharply with the Sensex, which has declined by 2.18%. However, it is important to note that the stock is still down 24.92% year-to-date and 39.36% over the past year.
In the broader market context, while Billwin Industries has shown a positive short-term return, the benchmark Sensex has been relatively flat, with a slight increase of 0.70% over the past month. This indicates that the stock's recent rise is not reflective of a broader market trend, as it has significantly outperformed the benchmark in the short term. Despite the recent gains, the stock's long-term performance remains concerning, with substantial declines over the past year and year-to-date. The erratic trading pattern, with the stock not trading on two days out of the last 20, may also contribute to the volatility observed in its price movements.