Why is Zim Laboratories falling/rising?

As of 17-Jul, Zim Laboratories Ltd is experiencing a price increase, currently at 120.60, reflecting a rise of 8.6 or 7.68%. The stock has shown strong performance today, outperforming its sector by 7.26% and reaching an intraday high of Rs 123.4, which is a 10.18% increase. Over the past week, the stock has gained 4.51%, and over the last month, it has risen by 12.22%. Despite a significant return of 11.51% over the past year, it is important to note that the company's profits have declined by 29.5%. The stock is trading at a discount compared to its peers, which may contribute to its attractive valuation, but there has been a notable decrease in investor participation, with delivery volume falling by nearly 40% against the 5-day average.
In the broader market context, Zim Laboratories has outperformed the benchmark Sensex, which has seen a decline of 1.12% over the past week. The stock's year-to-date return of 12.71% also surpasses the Sensex's 5.27% increase, indicating a strong relative performance. However, the stock's long-term performance shows a decline of 45.66% over three years, contrasting sharply with the Sensex's gain of 53.01% during the same period. This mixed performance highlights the volatility and challenges faced by Zim Laboratories, despite its recent upward movement in price.