Why is RDB Rasayans falling/rising?

As of 27-Oct, RDB Rasayans Ltd's stock price is currently at Rs 156.00, reflecting a decrease of Rs 2.75, or 1.73%. The stock opened the day with a gain of 2.68%, reaching an intraday high of Rs 163, but subsequently fell to a low of Rs 153.1, indicating significant volatility. The stock has underperformed its sector by 0.38% today, and the delivery volume has decreased by 64.24% compared to the 5-day average, suggesting a decline in investor participation. Over the past week, the stock has dropped by 2.65%, and its year-to-date performance shows a decline of 1.58%, contrasting sharply with the Sensex, which has gained 8.50% during the same period.
In the broader market context, RDB Rasayans Ltd's recent performance has lagged behind the Sensex, which has shown positive returns of 0.49% over the past week and 5.41% over the past month. The stock's longer-term performance also reflects a downward trend, with a 12.56% decline over the past year, while the Sensex has increased by 6.77%. This underperformance against the benchmark indicates that the stock is facing challenges in attracting investor interest, further exacerbated by falling liquidity and a lack of positive market sentiment.