Why is PG Electroplast falling/rising?

As of 18-Sep, PG Electroplast Ltd is currently priced at 567.35, reflecting a decrease of 2.15, or 0.38%. The stock has been underperforming, having fallen for the last three days with a cumulative decline of 0.97%. In terms of returns, the stock has shown a modest increase of 7.31% over the past month, but it has significantly underperformed in the year-to-date period with a decline of 42.31%. The company's financial performance has been mixed; while net sales and operating profit have shown healthy growth rates of 50.00% and 74.19% respectively, recent quarterly results indicate a drop in profit before tax and profit after tax, with decreases of 31.60% and 20.0%. Additionally, a reduction in promoter stake by 5.65% suggests a lack of confidence in the company's future prospects.
Broader market context indicates that the stock has underperformed compared to the Sensex, which has risen by 1.80% over the past week. The stock's performance today was also below sector expectations, underperforming by 1.4%. Furthermore, the delivery volume has decreased significantly, indicating falling investor participation, which may contribute to the downward pressure on the stock price. While the stock is trading at a discount compared to its peers, the high price-to-book value ratio and the recent decline in promoter confidence may be causing investors to be cautious, leading to the current price decline.