Why is Aimtron falling/rising?

As of 24-Sep, Aimtron Electronics Ltd is experiencing a price increase, with the current price at 721.70, reflecting a rise of 14.95 or 2.12%. The stock has shown a mixed performance recently, with a 1-week decline of 1.76% but a notable 1-month increase of 4.74%. Year-to-date, the stock has surged by 28.88%, significantly outperforming the Sensex, which has only increased by 5.97% in the same period. Despite the positive performance, there has been a decrease in investor participation, as evidenced by a 20.31% drop in delivery volume compared to the 5-day average. The stock remains liquid enough for trading, as it constitutes 2% of the 5-day average traded value.
Broader Market Context: In the short term, Aimtron's performance has been less favorable compared to the benchmark, with a 1-week return of -1.76% against the Sensex's -1.08%. However, over the longer term, Aimtron has significantly outperformed the benchmark, particularly over the past year, where it has gained 76.52% compared to the Sensex's decline of 3.41%. This strong annual performance suggests that while there may be short-term fluctuations, the overall trend for Aimtron remains positive, indicating investor confidence in the company's long-term prospects despite recent declines in trading volume.