Why is Tankup Engi. falling/rising?

As of 22-Sep, Tankup Engineers Ltd is experiencing a price increase, currently at Rs. 462.50, which represents a rise of 9.05 or 2.0%. The stock has shown strong performance recently, with a 1-week return of +19.43% and a 1-month return of +42.31%, significantly outperforming the Sensex, which has only increased by 0.53% and 1.34% over the same periods, respectively. Additionally, the stock has reached a new 52-week and all-time high of Rs. 387.25 today, indicating positive momentum. However, it is important to note that there has been a significant decline in investor participation, with delivery volume dropping by 89.58% against the 5-day average, which could raise concerns about the sustainability of this price increase.
Broader Market Context: The overall market context shows that while Tankup Engineers Ltd has outperformed the benchmark indices in the short term, the Sensex has only seen modest gains. This disparity suggests that the stock's rise may be driven by company-specific factors rather than broader market trends. Despite the stock's strong performance, the falling investor participation may indicate potential volatility ahead, as lower trading volumes can lead to less stability in price movements. Overall, the stock's recent gains appear to be a result of positive performance metrics, but caution is warranted due to the declining interest from investors.