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

As of 08-Aug, Cholamandalam Investment & Finance Company Ltd is experiencing a decline in its stock price, currently at Rs 1,452.60, which reflects a decrease of Rs 35.55 or 2.39%. Today's price summary indicates that the stock has underperformed its sector by 1.68%, with an intraday low of Rs 1,449.15, marking a drop of 2.62%. The stock's performance over the past week shows a modest increase of 2.12%, but it has declined by 4.79% over the past month. Despite strong long-term fundamentals, including a healthy average Return on Equity (ROE) of 17.64% and consistent positive results over the last 11 quarters, the stock is currently facing falling investor participation, with delivery volume dropping significantly by 71.87% against the 5-day average.
In the broader market context, the stock's recent performance contrasts with the Sensex, which has decreased by 0.92% over the past week. While Cholamandalam has shown impressive long-term growth, with a year-to-date increase of 22.42% compared to the Sensex's 2.20%, the current decline may be attributed to reduced liquidity and investor interest, as evidenced by the lower trading volumes. The stock remains liquid enough for trading, but the recent underperformance relative to both its sector and the benchmark indicates a potential shift in investor sentiment, despite the company's strong fundamentals and high institutional holdings at 44.02%.