Why is United Nilgiri falling/rising?

As of 22-Sep, United Nilgiri Tea Estates Company Ltd is experiencing a decline in its stock price, currently at 484.45, which reflects a decrease of 2.65 or 0.54%. The stock has underperformed its sector by 0.87% today, and the delivery volume has significantly decreased by 94.04% compared to the 5-day average, indicating falling investor participation. While the stock has shown a positive return of 14.62% over the past year, it has underperformed the benchmark Sensex in the short term, with a 1-month return of -0.50% compared to the Sensex's +1.34%. Despite a fair valuation and positive financial results in June, including a high operating profit margin, the recent price movement suggests a lack of momentum.
Broader Market Context: In the short term, the stock's performance has lagged behind the Sensex, which has gained 0.53% over the past week, while United Nilgiri has only increased by 0.17%. The broader market context shows that while the stock has performed well over the long term, outperforming the BSE500 over the last three years, the recent trends indicate a struggle to maintain investor interest and confidence. The company's low debt-to-equity ratio and strong return on equity provide a solid foundation, but the current market dynamics and reduced trading volume may be contributing to the recent decline in stock price.