Why is Z-Tech (India) falling/rising?

As of 12-Sep, Z-Tech (India) Ltd is currently priced at 587.35, reflecting a decrease of 11.7 points or 1.95%. The stock has underperformed its sector by 2.59% today, despite trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages. Over the past week, Z-Tech has shown a return of 7.04%, significantly outperforming the Sensex, which returned 1.51%. The company's strong fundamentals, including a low debt-to-equity ratio of 0.02 and impressive growth in net sales and operating profit, have contributed positively to its performance. However, the recent decline in delivery volume by 49.36% against the 5-day average indicates falling investor participation, which may be influencing the stock's current price drop.
In the broader market context, while Z-Tech has achieved a remarkable 62.05% return over the past year, the overall market, represented by the BSE500, has seen a negative return of 3.45%. This stark contrast highlights Z-Tech's strong market-beating performance. However, the company's high valuation, indicated by a Price to Book Value of 37.1, and the absence of domestic mutual fund investment may suggest caution among investors regarding its current price level. The combination of these factors may be contributing to the stock's recent decline despite its strong historical performance.