Why is RIR Power Electr falling/rising?

As of 27-Jun, RIR Power Electronics Ltd is experiencing a decline in its stock price, currently at Rs 2,720.00, which represents a decrease of Rs 60.55 or 2.18%. Today's price summary indicates that the stock has underperformed its sector by 3.76% and has fallen after four consecutive days of gains, touching an intraday low of Rs 2,689. The stock's performance over the past week shows a positive return of 4.45%, and it has generated a substantial 48.53% return over the past year, outperforming the BSE 500 in each of the last three annual periods. However, despite these positive trends, the stock is facing pressure due to its high valuation metrics, including a Price to Book Value of 22.7, and a PEG ratio of 238.2, which suggests that it may be considered expensive relative to its earnings growth.
In the broader market context, the stock's short-term performance of +4.45% over the past week compares favorably to the Sensex, which has returned +2.00% in the same period. However, the year-to-date performance shows that RIR Power is down 5.42%, while the Sensex has gained 7.58%. The low participation from domestic mutual funds, holding 0% of the company, may indicate a lack of confidence in the stock's current price or business fundamentals, contributing to the recent price decline. Overall, while the company has demonstrated consistent returns and positive financial results, the high valuation and limited institutional interest are likely influencing the stock's recent downward movement.