Why is Duncan Engg. falling/rising?

As of 27-Oct, Duncan Engineering Ltd's stock price is currently at 511.05, reflecting an increase of 28.3, or 5.86%. The stock has shown strong performance today, outperforming its sector by 5.34%. It reached an intraday high of Rs 530.95, which represents a 9.98% increase. Over the past week, the stock has gained 5.48%, and over the past month, it has risen by 22.83%. However, there are concerns regarding falling investor participation, as the delivery volume has decreased significantly by 73.36% against the 5-day average. Additionally, while the stock is trading above its moving averages, it has not traded on one day out of the last 20 days, indicating some erratic trading behavior.
Broader market context shows that while Duncan Engineering has outperformed the Sensex in the short term, with a 1-week return of 5.48% compared to the Sensex's 0.49%, its year-to-date performance is lagging at 1.21% versus the Sensex's 8.50%. The stock's long-term performance is more favorable, with a 3-year return of 77.73% compared to the Sensex's 41.87%. Despite the recent rise in price, the overall year-on-year performance remains negative at -25.74%, suggesting that while there may be short-term gains, the stock has faced significant challenges over the longer term.