Why is De Neers Tools falling/rising?

As of 16-Sep, De Neers Tools Ltd is experiencing a decline in its stock price, currently at 261.30, reflecting a decrease of 11.7 points or 4.29%. The stock has underperformed its sector by 5.76% today and is trading below its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages. Additionally, the delivery volume has significantly dropped by 66.22% compared to the 5-day average, indicating a decrease in investor participation. Over the past week, the stock has seen a decline of 9.90%, and over the past month, it has fallen by 10.53%, while year-to-date, it is down 19.79%. Unfortunately, there is no information available regarding positive or negative factors that could further explain the stock's recent movement.
In the broader market context, the Sensex has shown a positive return of 1.49% over the past week and 2.47% over the past month, contrasting sharply with De Neers Tools' negative performance. This indicates that while the overall market is experiencing gains, De Neers Tools is struggling significantly, which may contribute to investor sentiment and further pressure on the stock price. The year-to-date performance also highlights a stark difference, with the Sensex up 6.74% compared to De Neers Tools' substantial decline.