Why is Valiant Laborato falling/rising?

As of 30-Jul, Valiant Laboratories Ltd is experiencing a price increase, currently at Rs 92.45, reflecting a rise of Rs 4.25 or 4.82%. Today's performance indicates a trend reversal, as the stock has gained after three consecutive days of decline. It outperformed its sector by 4.48% today and reached an intraday high of Rs 92.6. However, the stock is trading below its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, and there has been a notable decrease in investor participation, with delivery volume falling by 30.66% against the 5-day average. Despite positive results in recent quarters, including a higher PAT and net sales, the company faces significant long-term challenges, such as a weak return on equity and declining net sales growth, which may contribute to investor caution.
In the broader market context, Valiant Laboratories has underperformed compared to the benchmark Sensex over various periods, including a 1-week return of -4.00% against the Sensex's -1.50% and a 1-month return of -18.62% compared to -2.54% for the Sensex. This underperformance highlights the stock's struggles in both the short and long term, as it has generated a return of -31.80% over the past year while the Sensex has remained relatively stable. The combination of recent positive price movement and ongoing fundamental weaknesses suggests that while the stock may be experiencing a temporary rise, significant concerns about its long-term viability remain.