Why is Enviro Infra falling/rising?

As of 03-Jul, Enviro Infra Engineers Ltd is experiencing a decline in its stock price, currently at Rs 234.30, which reflects a decrease of Rs 5.85 or 2.44%. The stock has underperformed its sector by 3.09% today and has been on a consecutive downward trend for the last two days, accumulating a total decline of 3.58% in that period. Additionally, the stock's performance over the past week shows a slight decrease of 0.57%, while it has seen a more significant year-to-date decline of 24.84%. Despite the company reporting strong growth metrics, including a high return on equity (ROE) of 27.92% and substantial increases in net sales and operating profit, the stock's valuation appears expensive with a price-to-book ratio of 4.1. Furthermore, there has been a notable decrease in investor participation, with delivery volume falling by 65.4% against the five-day average, which may contribute to the stock's downward pressure.
In the broader market context, the stock's recent performance contrasts with the benchmark Sensex, which has shown a slight decline of 0.62% over the past week, indicating that the stock's short-term performance is relatively aligned with market trends. However, the year-to-date performance starkly differs, as the Sensex has gained 6.53% while Enviro Infra has lost a significant 24.84%. The decline in institutional investor participation, with a reduction of 2.29% in their stake, further exacerbates the stock's challenges, as these investors typically possess more resources to analyze company fundamentals. This combination of high valuation concerns, falling investor interest, and underperformance relative to the benchmark suggests that Enviro Infra is facing significant headwinds in the current market environment.