Why is UltraTech Cem. falling/rising?

As of 19-Sep, UltraTech Cement Ltd's stock price is currently at 12,531.25, reflecting a decline of 108.75 points or 0.86%. The stock has been underperforming recently, having fallen for the last two days, resulting in a total decrease of 1.56% during this period. Despite this short-term decline, the stock has shown strong performance over the longer term, with a year-to-date increase of 9.73% and a remarkable 93.91% rise over the past three years. The company maintains a healthy financial position with a low Debt to EBITDA ratio of 0.72 times and has demonstrated consistent growth in net sales at an annual rate of 15.13%. Additionally, high institutional holdings at 32.63% suggest confidence from more knowledgeable investors, which could support the stock's future performance.
In the broader market context, UltraTech Cement's recent performance contrasts with the benchmark Sensex, which has gained 0.88% over the past week while UltraTech has increased by only 1.13%. This indicates that while the stock has outperformed the benchmark in the short term, its recent decline may be influenced by sector-specific challenges or investor sentiment. The stock is also close to its 52-week high, just 4.55% away, which may lead to profit-taking among investors. Overall, while the stock has strong fundamentals and long-term growth potential, its recent price movement reflects a combination of short-term volatility and market dynamics.