Why is Datamatics Glob. falling/rising?

As of 15-Sep, Datamatics Global Services Ltd is experiencing a decline in its stock price, currently at 918.10, which reflects a decrease of 5.15 points or 0.56%. The stock's performance today is in line with the sector, but it is noteworthy that the delivery volume has fallen significantly, down by 30.37% compared to the 5-day average. Despite this recent decline, the stock has shown strong long-term performance, with a 43.68% return over the past year and a remarkable 175.66% increase over the last three years. The company maintains a low debt-to-equity ratio, which is a positive indicator for investors, but the recent drop in investor participation may be contributing to the current price movement.
In the broader market context, Datamatics' short-term performance has not matched the benchmark, with a 2.15% decline over the past week compared to a 1.24% increase in the Sensex. This underperformance in the short term contrasts with its strong year-to-date return of 43.78%, which significantly outpaces the Sensex's 4.67% gain. The stock's liquidity remains adequate for trading, but the recent decrease in delivery volume suggests a potential decrease in investor confidence, which could be influencing the downward price trend.