Why is Simm. Marshall falling/rising?

As of 05-Aug, Simmonds Marshall Ltd is experiencing a decline in its stock price, currently at Rs 137.80, which reflects a decrease of Rs 2.45 or 1.75%. The stock has underperformed its sector by 0.9% today and reached an intraday low of Rs 135, marking a drop of 3.74%. Over the past week, the stock has decreased by 2.79%, and its performance over the last month shows a decline of 5.29%. Although the stock remains above its 50-day, 100-day, and 200-day moving averages, it is currently below its 5-day and 20-day moving averages. Additionally, there has been a notable decrease in investor participation, with delivery volume falling by 12.69% compared to the 5-day average. Unfortunately, there is no information available regarding positive or negative factors impacting the stock.
In the broader market context, the stock's recent performance contrasts with the Sensex, which has only declined by 0.77% over the past week. This indicates that Simmonds Marshall Ltd is underperforming relative to the benchmark index. Year-to-date, the stock has seen a significant drop of 8.13%, while the Sensex has gained 3.29%. Over the longer term, however, Simmonds Marshall has shown strong returns, with a 58.23% increase over the past year and an impressive 201.86% rise over the last three years, suggesting that while the stock is currently facing challenges, it has had a robust performance historically.