Why is RIR Power Electr falling/rising?

As of 19-Sep, RIR Power Electronics Ltd is experiencing a decline in its stock price, currently at Rs 311.45, which reflects a decrease of Rs 1.5 or 0.48%. Today's price summary indicates that the stock has underperformed its sector by 0.44%, despite reaching an intraday high of Rs 321, which represents a 2.57% increase at that point. Over the past week, the stock has seen a significant drop of 7.14%, although it has delivered impressive returns of 35.80% over the past month and 116.60% year-to-date. The stock's performance is supported by a low debt-to-equity ratio of 0.39 times and consistent returns over the last three years, outperforming the BSE500 in each of the last three annual periods. However, a notable decline in investor participation, with delivery volume falling by 31.21% against the 5-day average, may be contributing to the current price movement.
In the broader market context, the stock's short-term performance has been notably weaker compared to the benchmark, with a 1-week decline of 7.14% against a 0.88% increase in the Sensex. While the stock has shown strong long-term growth, as evidenced by a staggering 2779.80% increase over the past three years, the recent underperformance and reduced trading volume suggest a cautious sentiment among investors. This combination of factors indicates that while the company has solid fundamentals, the current market dynamics are leading to a downward pressure on the stock price.