Why is VST Industries falling/rising?

As of 30-Jun, VST Industries Ltd is experiencing a price increase, currently at Rs 307.55, reflecting a change of Rs 11.9 or 4.03% upward. The stock has shown strong performance recently, gaining 9.84% over the last seven days and outperforming its sector by 4.54% today. Despite this positive short-term movement, the company has faced challenges, including a significant decline in operating profit over the past five years and negative results for the last four consecutive quarters. The stock's return over the past year is -14.57%, indicating consistent underperformance against the benchmark, and it is trading at a premium compared to its peers, which may deter some investors.
In the broader market context, VST Industries' short-term return of +8.50% over the past week significantly outpaces the Sensex's +2.09% during the same period. However, the stock's year-to-date performance shows a decline of -8.19%, contrasting with the Sensex's gain of +7.00%. This disparity highlights the stock's volatility and the challenges it faces in maintaining investor confidence, especially given the recent decrease in institutional investor participation. While rising investor interest and management efficiency may provide some support, the overall negative trends in profitability and long-term growth prospects continue to weigh on the stock's performance.