Why is Cera Sanitary. falling/rising?

As of 16-Sep, Cera Sanitaryware Ltd is experiencing a slight decline in its stock price, currently at Rs 6,349.00, reflecting a decrease of Rs 5.5 or 0.09%. The stock has underperformed its sector today by 0.82%, trading within a narrow range of Rs 48.85. Additionally, the stock's performance over the past week and month shows a decline of 0.19% and 0.61%, respectively, while it has significantly underperformed the Sensex, which has gained 1.58% and 2.21% over the same periods. Despite a high management efficiency indicated by a return on equity (ROE) of 16.16% and a low debt-to-equity ratio, the stock has generated a negative return of 24.16% over the past year, which may contribute to investor concerns.
Broader market context indicates that while the stock has shown some resilience over a three-year period with a return of 9.95%, it has lagged behind the Sensex, which has increased by 40.01% during the same timeframe. The recent decline in investor participation, with a 19.9% drop in delivery volume, suggests waning interest among traders, which could further pressure the stock price. The overall market sentiment appears to be cautious, especially given the company's poor long-term growth prospects and negative results reported in June, which may deter potential investors and contribute to the stock's current downward trend.