Why is Global Health falling/rising?

As of 09-Sep, Global Health Ltd's stock is currently priced at 1,377.00, reflecting a decline of 15.55 points or 1.12%. The stock has underperformed its sector today by 1.11% and has been on a consecutive downward trend for the last four days, accumulating a total loss of 3.28% during this period. Despite its strong year-to-date performance of 27.14% and a one-year return of 24.76%, the stock's recent movement is influenced by falling investor participation, as evidenced by a 20.13% drop in delivery volume compared to the five-day average. While the company boasts high management efficiency with a return on equity of 15.90% and a low debt-to-equity ratio, the stock is considered expensive with a price-to-book value of 10.9, which may deter some investors. Broader market context indicates that the stock's short-term performance is lagging behind the benchmark, with a one-week return of -1.04% compared to the Sensex's gain of 1.18%. This underperformance in the short term, coupled with a broader market decline of -2.87% over the past year, suggests that investor sentiment may be cautious. Although the stock has demonstrated strong long-term growth and high institutional holdings, the recent price decline could be attributed to its high valuation relative to peers and the overall market conditions, which are not favoring growth stocks at this time.