Why is NBCC falling/rising?

As of 31-Jul, NBCC (India) Ltd is currently priced at 107.90, reflecting a decrease of 0.9 or 0.83%. The stock has been underperforming, having fallen consecutively for the last two days with a total decline of 1.86%. In the past week, the stock has decreased by 5.06%, and over the past month, it has seen a significant drop of 12.38%. Despite these short-term declines, the company has demonstrated strong long-term growth, with an annual operating profit growth rate of 44.88%. Additionally, the company maintains a high return on equity (ROE) of 19.05% and a low debt-to-equity ratio, which are positive indicators of its financial health. However, the recent fall in delivery volume by 57.76% against the 5-day average suggests a decline in investor interest, contributing to the stock's downward movement.
In the broader market context, while the Sensex has also experienced a decline of 1.22% over the past week, NBCC's performance has been notably worse, indicating a relative underperformance compared to the benchmark. The stock's year-to-date return remains positive at 16.25%, contrasting with the Sensex's 3.90% increase, but the recent short-term trends suggest a shift in sentiment. The increase in institutional investor participation, with a 3.1% rise in their stake, may provide some support for the stock, as these investors typically have better resources to analyze company fundamentals. However, the overall negative momentum in the short term, coupled with falling investor participation, is likely driving the stock's current decline.