Why is Expo Engineering falling/rising?

As of 15-Oct, Expo Engineering and Projects Ltd is experiencing a decline in its stock price, currently at Rs 84.35, which reflects a decrease of Rs 2.5 or 2.88%. The stock has been underperforming, having fallen for the last three days with a total decline of 10.31% during this period. Although it opened today with a gain of 4.78% and reached an intraday high of Rs 91, it also touched a low of Rs 81.25, indicating high volatility with a wide trading range of Rs 9.75. The stock's recent performance shows a negative trend over the past week and month, with declines of 6.74% and 6.28%, respectively, despite a strong year-to-date return of 24.21% and a remarkable 649.78% increase over three years. There is no information available regarding positive or negative factors impacting the stock.
Broader market context indicates that Expo Engineering's recent performance has significantly lagged behind the benchmark Sensex, which has gained 1.02% over the past week and 1.00% over the past month. This underperformance is further emphasized by the stock's delivery volume, which has decreased by 0.69% against the five-day average, suggesting falling investor participation. Despite the stock being liquid enough for trading, its current volatility and recent price movements indicate a challenging environment for investors, contrasting sharply with the broader market's positive trends.