Why is Covance Softsol falling/rising?

As of 30-Sep, Covance Softsol Ltd is experiencing a price increase, currently at Rs. 46.27, reflecting a rise of 0.9 or 1.98%. The stock has shown remarkable performance, gaining 51.16% over the last 21 days and outperforming its sector by 2.21% today. Additionally, it has reached a new 52-week and all-time high of Rs. 46.27. The stock's strong performance is supported by impressive financial metrics, including a low debt-to-equity ratio and significant growth in net sales and operating profit. The company reported a substantial increase in profit before tax and profit after tax, indicating robust financial health, which has likely contributed to the positive sentiment surrounding the stock.
In the broader market context, Covance Softsol's short-term return of +10.32% over the past week stands in stark contrast to the Sensex, which has declined by 2.23% during the same period. This divergence suggests that investor interest in Covance Softsol is strong despite a generally unfavorable market environment. However, it is worth noting that there has been a significant drop in investor participation, with delivery volume falling by 99.71% against the five-day average, which may indicate potential concerns about liquidity or investor confidence moving forward.