Why is Polymac Thermof. falling/rising?

As of 09-Sep, Polymac Thermoformers Ltd is experiencing a decline in its stock price, currently at 18.51, which represents a decrease of 0.97 or 4.98%. The stock has underperformed its sector by 4.56% today and has shown erratic trading patterns, not trading on 4 out of the last 20 days. Additionally, the stock's delivery volume has significantly decreased, falling by 54.55% against the 5-day average, indicating a drop in investor participation. Over the past week, the stock has decreased by 4.98%, while its year-to-date performance shows a decline of 5.80%. The stock's moving averages are higher than the 5-day, 20-day, 50-day, and 100-day averages, but lower than the 200-day average, suggesting a mixed technical outlook.
In the broader market context, the stock's short-term performance has been notably weaker compared to the benchmark Sensex, which has increased by 1.18% over the past week. While Polymac Thermoformers Ltd has shown a strong performance over the past month with a gain of 35.51%, its longer-term returns are concerning, with a decline of 22.91% over the past year and a staggering 48.65% drop over the last three years. This contrast highlights the stock's volatility and challenges in maintaining investor confidence, particularly in light of its recent underperformance relative to the market.