Why is Cholaman.Inv.&Fn falling/rising?

As of 12-Sep, Cholamandalam Investment & Finance Company Ltd is experiencing a price increase, currently at 1,512.05, reflecting a rise of 17.65 or 1.18%. The stock's performance today is in line with its sector, and it is trading above its 5-day, 20-day, 50-day, and 200-day moving averages, although it is below the 100-day moving average. Notably, the stock has seen a delivery volume of 6.88 lacs on 11 September, which is an 8.8% increase compared to the 5-day average, indicating rising investor participation. Over the past week, the stock has gained 1.54%, and it has shown a strong year-to-date return of 27.43%, significantly outperforming the Sensex, which has only increased by 4.82%. The company has demonstrated strong long-term fundamentals, with a consistent average Return on Equity (ROE) of 17.64% and impressive growth in net sales and operating profit. In the broader market context, Cholamandalam's recent performance is favorable compared to the benchmark, as it has outperformed the Sensex in both the short-term and year-to-date metrics. However, there are concerns regarding its valuation, as it trades at a premium compared to its peers, with a Price to Book Value of 5.4. Despite a decline of 3.72% over the past year, the company has shown robust profit growth of 21.8%, leading to a PEG ratio of 1.3. High institutional holdings at 44.02% suggest confidence from larger investors, which may contribute to the stock's upward movement despite its expensive valuation.