Why is Rama Phosphates falling/rising?

As of 18-Sep, Rama Phosphates Ltd is experiencing a decline in its stock price, currently at Rs 138.50, which reflects a decrease of Rs 3.0 or 2.12%. Today's price summary indicates that the stock opened lower, with a gap down of 2.61%, and reached an intraday low of Rs 137.55. The stock has underperformed its sector by 1.17%, and there has been a significant drop in investor participation, with delivery volume falling by 76.2% compared to the 5-day average. Despite a strong year-to-date return of 44.16% and a 38.33% return over the past year, the stock has shown poor performance in the short term, with a 5.14% decline over the past week and a 0.93% decline over the past month.
In the broader market context, while the Sensex has increased by 1.80% over the past week and 2.14% over the past month, Rama Phosphates has lagged behind, indicating a relative weakness in its performance. The company has demonstrated strong management efficiency and a solid ability to service debt, with a high return on capital employed and significant growth in net profit. However, concerns about long-term growth persist, as net sales and operating profit have only grown at annual rates of 12.01% and 18.06% over the last five years, respectively. This combination of strong short-term results but poor long-term growth prospects may be contributing to the current downward pressure on the stock price.