Why is SJS Enterprises falling/rising?

As of 22-Aug, S J S Enterprises Ltd is experiencing a price increase, currently at Rs 1,382.90, reflecting a rise of 31.05 (2.3%). The stock reached a new 52-week high of Rs 1,390.8 today and has outperformed its sector by 2.25%. Over the past week, the stock has shown a remarkable return of +18.98%, while it has also generated +11.92% over the last month. The company's strong performance is supported by high management efficiency, evidenced by a return on equity (ROE) of 16.15%, a low debt-to-equity ratio of 0.02, and consistent positive results over the last six quarters, including a 24.64% growth in profit after tax. However, it is important to note that there has been a significant decline in investor participation, with delivery volume falling by 61.91% against the 5-day average.
In the broader market context, S J S Enterprises has significantly outperformed the Sensex, which has only increased by 0.88% over the past week. The stock's year-to-date return of +19.97% also contrasts sharply with the Sensex's +4.05%. This strong performance can be attributed to high institutional holdings at 45.25%, indicating confidence from investors with substantial resources to analyze the company's fundamentals. However, the stock's valuation is considered expensive, trading at a premium compared to its peers, which may pose risks for future price movements.