Why is Chemo Pharma Lab falling/rising?

As of 30-Oct, Chemo Pharma Laboratories Ltd is experiencing a decline in its stock price, currently at 116.00, which reflects a decrease of 7.15 or 5.81%. The stock has underperformed its sector by 6.33% today and opened with a significant loss of 6.58%. It touched an intraday low of Rs 115.05, indicating a challenging trading day. Despite the recent drop, the stock has shown positive returns over longer periods, with a year-to-date increase of 5.61% and a remarkable 211.41% rise over the past three years. However, the stock's performance today is concerning, especially given that it did not trade on two days out of the last 20, suggesting erratic trading patterns. The moving averages indicate that while the stock is above the 200-day moving average, it is below the shorter-term averages, which may signal bearish sentiment among investors.
In the broader market context, the Sensex has only decreased by 0.18% over the past week, indicating that the stock's short-term decline is more pronounced than the overall market trend. Over the past month, while the stock has gained 1.44%, it is still lagging behind the Sensex's 5.15% increase, further highlighting its recent struggles. The rising investor participation, with a delivery volume increase of 300.27% on October 28, suggests some interest in the stock, but this has not translated into positive price movement today. The liquidity of the stock remains adequate for trading, but the overall negative sentiment and underperformance relative to the benchmark may be contributing to the current price decline.