Why is Zydus Lifesci. falling/rising?

As of 16-Sep, Zydus Lifesciences Ltd is experiencing a decline in its stock price, currently at 1,033.60, reflecting a decrease of 3.1 points or 0.3%. The stock has underperformed its sector by 0.58% today and has been on a downward trend for the last two days, accumulating a total return loss of 1.08%. In terms of returns, the stock has shown a mixed performance; it has increased by 4.53% over the past month and 6.50% year-to-date, but it has decreased by 7.25% over the past year. Despite its strong long-term fundamentals, including a low debt-to-equity ratio and consistent profit growth, the recent price movement may be influenced by falling investor participation, as evidenced by a significant drop in delivery volume. Broader market context indicates that while Zydus Lifesciences has faced a short-term decline, the benchmark Sensex has risen by 1.58% over the past week. This suggests that the stock's recent performance is not aligned with the broader market trend. The company's strong fundamentals, including a healthy return on equity and consistent positive results over the last nine quarters, provide a solid foundation for long-term growth. However, the current underperformance relative to the market and sector, coupled with reduced trading activity, may be contributing to the stock's recent price decline.