Why is CSB Bank falling/rising?

As of 19-Sep, CSB Bank Ltd's stock price is currently at 350.00, reflecting a decrease of 3.25, or 0.92%. The stock has been on a downward trend, losing value for the last four consecutive days and experiencing a total decline of 6.74% during this period. In terms of performance relative to benchmarks, CSB Bank has underperformed, with a 1-week return of -4.88% compared to the Sensex's gain of 0.88% and a 1-month return of -12.50% against the Sensex's increase of 1.20%. Despite this recent decline, the bank maintains a high Capital Adequacy Ratio of 22.23%, indicating strong buffers against risk, and has shown healthy long-term growth with a 22.75% annual increase in Net Interest Income. However, the stock is trading at a premium compared to its peers, which may be contributing to its recent price movement.
Broader Market Context: The broader market context shows that the BSE500 has generated negative returns of -1.96% over the past year, while CSB Bank has managed to outperform with an 8.78% return. However, the stock's recent performance has been lackluster, particularly in the short term, as indicated by its significant declines over the past week and month. The falling investor participation, evidenced by a 41.16% drop in delivery volume, suggests a decrease in market interest, which could be influencing the stock's price decline. Overall, while CSB Bank has demonstrated strong fundamentals and long-term growth potential, its recent performance and market conditions indicate challenges that are affecting investor sentiment.