Why is GMR Airports falling/rising?

As of 25-Aug, GMR Airports Ltd is experiencing a decline in its stock price, currently at 88.80, reflecting a decrease of 0.74 or 0.83%. The stock has underperformed its sector today, and while it is trading above its 50-day, 100-day, and 200-day moving averages, it is below its 5-day and 20-day moving averages. Over the past week, the stock has decreased by 1.62%, and over the past month, it has fallen by 1.22%. Despite a year-to-date increase of 12.99%, the stock has seen a significant annual decline of 7.36%. Positive factors include strong quarterly results with a notable increase in net sales and high institutional holdings, which suggest confidence from larger investors. However, the company’s negative book value and high debt levels raise concerns about its long-term fundamental strength, contributing to the stock's recent downward movement.
In the broader market context, the Sensex has shown a positive return of 0.45% over the past week, contrasting with GMR Airports' decline. This underperformance against the benchmark indicates that the stock is not only struggling in its sector but also lagging behind the overall market trend. The high institutional ownership may provide some support, but the company's weak long-term growth prospects and negative book value present significant risks that could deter investors, further exacerbating the stock's decline in a generally positive market environment.