Why is Tankup Engi. falling/rising?

As of 09-September, Tankup Engineers Ltd is experiencing a price increase, with its current price at Rs. 387.25, reflecting a rise of Rs. 18.4 or 4.99%. The stock has recently hit a new 52-week and all-time high, indicating strong upward momentum. It has outperformed its sector by 4.66% today and is trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, suggesting a bullish trend. However, there has been a significant decline in investor participation, with delivery volume dropping by 89.58% compared to the 5-day average, which could indicate a potential concern for sustainability in the stock's upward movement. Unfortunately, there is no information available regarding positive or negative factors that could further clarify the stock's recent performance.
In the broader market context, Tankup Engineers Ltd has shown impressive short-term returns, with a 21.03% increase over the past week, significantly outperforming the Sensex, which only rose by 1.18% in the same period. Over the past month, the stock has gained 26.97%, again surpassing the Sensex's 2.07% increase. This strong performance relative to the benchmark highlights the stock's robust position in the market, despite the noted decline in investor participation.