Why is RDB Rasayans falling/rising?

As of 11-Sep, RDB Rasayans Ltd's stock price is currently at 162.90, reflecting an increase of 2.05, or 1.27%. Today's performance indicates that the stock has outperformed its sector by 1.09%. However, despite this positive movement, the stock has shown a decline of 3.87% over the past month and a slight decrease of 1.87% over the past year. Additionally, the stock's delivery volume has fallen by 21.1% compared to the 5-day average, indicating a decrease in investor participation. The stock is trading above its 5-day, 100-day, and 200-day moving averages, but below its 20-day and 50-day moving averages, suggesting mixed signals in terms of momentum.
In the broader market context, the stock's short-term performance has lagged behind the benchmark Sensex, which has gained 1.03% over the past week while RDB Rasayans has seen a negligible decline of 0.06%. Year-to-date, the stock has gained 2.78%, but this is still below the Sensex's 4.36% increase. The overall market sentiment appears to be more favorable towards the benchmark, which may be affecting investor confidence in RDB Rasayans. The combination of falling investor participation and underperformance relative to the benchmark could be contributing factors to the stock's recent price movements.