Why is VST Industries falling/rising?

As of 03-Jul, VST Industries Ltd's stock price is currently at 299.45, reflecting a decline of 16.4 points or 5.19%. Today's price movement indicates a significant drop, as the stock opened with a loss of 4.67% and reached an intraday low of Rs 297, marking a total decrease of 5.97% at its lowest point. Over the past week, the stock has shown a modest gain of 2.73%, but it has underperformed against the sector by 5.26%. The stock's performance over the last year has been disappointing, with a return of -18.11%, and it has consistently underperformed against the benchmark indices over the past three years. Factors contributing to this decline include negative results for the last four consecutive quarters, a decrease in institutional investor participation, and poor long-term growth metrics, such as a -8.87% annual rate of operating profit growth over the past five years.
In the broader market context, while VST Industries has experienced a short-term gain of 2.73% over the past week, the benchmark Sensex has seen a slight decline of 0.62% during the same period. This indicates that the stock's recent performance is somewhat better than the overall market trend. However, the stock's year-to-date performance remains significantly lower than the benchmark, with a decline of 10.61% compared to the Sensex's gain of 6.53%. The combination of high management efficiency and a decent dividend yield does not seem to be enough to offset the negative sentiment stemming from declining profits and consistent underperformance against its peers, leading to the current downward pressure on the stock price.