Why is Atmastco Ltd falling/rising?

As of 29-Jul, Atmastco Ltd's stock price is currently at 215.05, reflecting a decrease of 7.0, or 3.15%. The stock has underperformed its sector today by 3.73%, and its delivery volume has significantly declined by 46.13% compared to the 5-day average, indicating falling investor participation. Over the past week, the stock has experienced a notable decline of 7.72%, while its performance over the year shows a substantial drop of 29.49%. Unfortunately, there is no information available regarding positive or negative factors that could further clarify the reasons behind this movement.
In the broader market context, the Sensex has only decreased by 0.96% over the past week, suggesting that Atmastco Ltd's decline is more pronounced than the overall market trend. While the stock has shown a positive return of 13.51% over the past month, its year-to-date performance remains significantly negative at -21.24%, contrasting sharply with the Sensex's positive return of 4.97% in the same period. This disparity indicates that Atmastco Ltd is struggling relative to the benchmark, contributing to the downward pressure on its stock price.