Why is Grindwell Norton falling/rising?

As of 18-Jul, Grindwell Norton Ltd. is experiencing a decline in its stock price, currently at 1,780.00, which reflects a decrease of 33.0 points or 1.82%. The stock has underperformed its sector by 1.01% today and has seen a trend reversal after four consecutive days of gains. In terms of returns, the stock has performed positively over the past week and month, with increases of 3.55% and 4.94%, respectively. However, it has a year-to-date decline of 7.45% and a significant drop of 32.79% over the past year. The stock's moving averages indicate it is currently lower than its 200-day moving average, and there has been a notable decrease in investor participation, with delivery volume falling by 46.31% compared to the five-day average.
In the broader market context, while Grindwell Norton has shown some short-term resilience, its long-term performance has been disappointing, particularly with a 32.79% decline over the past year, compared to a 4.63% gain in the Sensex. The company has high management efficiency and institutional holdings, which typically support stock stability; however, its poor long-term growth, evidenced by low net sales growth and operating profit, raises concerns. Additionally, the stock's valuation appears expensive relative to its fundamentals, with a high price-to-book value and a recent decline in profits. This combination of factors contributes to the stock's current downward movement, as investors may be reacting to the lack of growth prospects and recent performance metrics.