Why is Covance Softsol falling/rising?

As of 11-Jul, Covance Softsol Ltd's stock price is rising, currently at Rs. 20.89, reflecting an increase of 0.4 or 1.95%. The stock has been on a positive trajectory, gaining for the last 21 days and achieving a remarkable 50.61% return during this period. It has also reached a new 52-week and all-time high today. Additionally, the stock has outperformed its sector by 4.09%. Despite a decline in investor participation, indicated by a 28.57% drop in delivery volume, the company maintains a low debt-to-equity ratio and has demonstrated impressive long-term growth, with net sales increasing at an annual rate of 66.30% and operating profit soaring by 1081.00%. However, the stock's performance over the past year has been flat, generating a return of 0.00%, despite a significant profit increase of 870%.
In the broader market context, Covance Softsol's short-term performance stands in stark contrast to the benchmark, with the stock rising 10.24% over the past week while the Sensex has declined by 1.12%. Over the past month, Covance Softsol has surged by 53.60%, while the Sensex has remained nearly flat with a change of -0.02%. This divergence highlights the stock's strong performance relative to the overall market, particularly in a sector that has seen a decline of 2.17%. The favorable valuation metrics, including a return on equity of 13.3 and a price-to-book value of 0.3, further support the stock's upward movement, despite the flat results reported in March 2025.