Why is Tankup Engi. falling/rising?

As of 23-Sep, Tankup Engineers Ltd is experiencing a price increase, with its current price at Rs. 471.75, reflecting a rise of 9.25 or 2.0%. The stock has shown strong performance recently, with a 1-week return of +21.82% and a 1-month return of +45.15%, significantly outperforming the Sensex, which has seen a decline of -0.28% over the same week and a modest gain of +1.20% over the month. Additionally, the stock is trading above all its moving averages, indicating a bullish trend. However, there is a noted decline in investor participation, with delivery volume dropping by -89.58% compared to the 5-day average, which may raise concerns about sustainability in the stock's upward movement.
Broader Market Context: In the context of the broader market, Tankup Engineers Ltd's recent performance stands in stark contrast to the Sensex, which has not only underperformed in the short term but also shows a negative return over the past year. The stock's ability to rise while the benchmark struggles suggests a strong company-specific momentum, possibly driven by positive sentiment or developments unique to Tankup Engineers Ltd. Despite the falling investor participation, the stock's liquidity remains adequate for trading, which may support continued interest from investors looking for growth opportunities.