Why is NBCC falling/rising?

As of 12-Aug, NBCC (India) Ltd is experiencing a decline in its stock price, currently at Rs 106.85, which reflects a decrease of Rs 2.3 or 2.11%. Today's performance indicates that the stock has underperformed its sector by 1.47%, with an intraday low of Rs 106.5, marking a drop of 2.43%. Over the past week, the stock has seen a return of -3.26%, and over the past month, it has decreased by 5.36%. Despite this recent downturn, the company has shown strong long-term growth, with an annual operating profit growth rate of 78.55% and a high management efficiency indicated by a return on equity (ROE) of 19.05%. However, the stock is trading at a premium compared to its peers, and the flat results reported on June 25, particularly the high proportion of non-operating income, may be contributing to investor concerns.
In the broader market context, while the Sensex has declined by only 0.59% over the past week, NBCC's performance has been significantly worse, indicating a relative weakness in the stock. The stock's year-to-date return of +15.12% contrasts with its one-year return of -10.92%, suggesting a volatile performance. Institutional investors have increased their stake in the company by 3.1%, which may indicate confidence in its long-term prospects, yet the recent price movements suggest that short-term sentiment is currently negative. Overall, the combination of underperformance relative to the sector, concerns over profitability, and the stock's premium valuation compared to peers are likely influencing the downward price movement.