Why is Indobell Insul. falling/rising?

As of 18-Jul, Indobell Insulations Ltd is experiencing a price increase, currently at Rs 146.00, reflecting a rise of Rs 2.0 or 1.39%. The stock has shown strong performance today, having opened with a gain of 9.72% and reached an intraday high of Rs 158. It has outperformed its sector by 1.62%. Over the past week, the stock has surged by 18.84%, while the Sensex has declined by 0.90%. However, there has been a notable decrease in investor participation, with delivery volume falling by 57.3% against the 5-day average, which may indicate some caution among investors despite the positive price movement.
Broader Market Context: In the short term, Indobell Insulations Ltd's performance has significantly outpaced the benchmark, with a 1-week return of 18.84% compared to the Sensex's decline of 0.90%. This stark contrast highlights the stock's strength relative to the broader market. The stock is also trading above its moving averages across various time frames, suggesting a bullish trend. However, the falling delivery volume could signal potential volatility or a lack of sustained investor confidence, which may impact future price movements.