Why is Petronet LNG falling/rising?

As of 08-Jul, Petronet LNG Ltd. is currently priced at 305.05, reflecting a decrease of 2.1, or 0.68%. The stock has underperformed its sector today by 2.24%, despite a notable increase in delivery volume, which rose by 85.86% against the 5-day average. Over the past week, the stock has gained 1.35%, but it has shown a decline of 0.39% over the past month and a significant year-to-date drop of 11.81%. The company maintains a high dividend yield of 4.23% and exhibits strong management efficiency with a return on equity (ROE) of 22.56%. However, the stock is trading at a premium compared to its peers, and while profits have increased by 8.8% over the past year, the stock's performance has been negative, leading to a PEG ratio of 1.3.
In the broader market context, the Sensex has shown a slight increase of 0.02% over the past week, contrasting with Petronet LNG's recent performance. The stock's year-to-date decline of 11.81% starkly contrasts with the Sensex's gain of 7.13%, indicating a significant underperformance relative to the market. Despite high institutional holdings at 39.95%, which typically suggest a strong analysis of fundamentals, the stock's recent price movement reflects a combination of trading at a premium valuation and overall market conditions that have not favored its performance.