Why is Solar Industries falling/rising?

As of 19-Sep, Solar Industries India Ltd is experiencing a price increase, currently at 14,677.30, with a change of 76.4 (0.52%) up. The stock has shown strong performance today, outperforming its sector by 0.85%. It is currently trading above its 5-day, 20-day, 50-day, and 200-day moving averages, although it is below the 100-day moving average. Over the past week, the stock has gained 1.90%, while it has seen a slight decline of 0.13% over the past month. The company has demonstrated strong long-term fundamental strength, with a high Return on Capital Employed (ROCE) of 30.00%, and has consistently reported positive results for the last five quarters, contributing to its recent price movement.
In the broader market context, Solar Industries has outperformed the Sensex, which has increased by 0.88% over the past week. The stock's year-to-date return of 49.54% significantly surpasses the Sensex's 5.74% gain. Despite a decline in investor participation, with delivery volume falling by 13.29% against the 5-day average, the stock remains liquid enough for trading. The high institutional holdings at 20.38% indicate strong confidence from larger investors, which may support the stock's upward trajectory. However, the stock's valuation is considered expensive with a Price to Book Value of 30.3, suggesting that while the stock is performing well, it may be trading at a premium compared to its peers.