Why is City Union Bank falling/rising?

As of 21-Jul, City Union Bank Ltd. is currently priced at 212.65, reflecting a decrease of 0.25, or 0.12%. The stock has been underperforming, having fallen for the last four consecutive days, resulting in a total decline of 2.83% during this period. Despite a strong long-term performance, with a 36.71% increase over the past year, the stock is currently facing challenges, including a drop in investor participation, as evidenced by a 30.08% decrease in delivery volume compared to the five-day average. Additionally, while the bank boasts a high management efficiency with a return on assets (ROA) of 1.47% and a solid capital adequacy ratio of 20.98%, its valuation appears expensive with a price-to-book ratio of 1.7, which may be causing some investor hesitation. In the broader market context, the stock's recent performance contrasts with the benchmark, as it has underperformed the Sensex, which has seen a minimal decline of 0.06% over the past week. The stock's short-term return of -0.86% over the last week indicates a weaker performance relative to the benchmark, which may contribute to investor concerns. While the bank has demonstrated healthy long-term growth and positive quarterly results, the combination of recent price declines, falling delivery volumes, and a relatively high valuation could be influencing the current downward trend in its stock price.