Why is Global Health falling/rising?

As of 26-Aug, Global Health Ltd's stock price is currently at 1,400.05, reflecting a decrease of 1.25 (-0.09%). Despite this slight decline, the stock has shown strong performance over the past week and month, with returns of +2.14% and +6.02%, respectively. It is also close to its 52-week high, being only 3.99% away from Rs 1455.85. The stock has outperformed its sector by 0.92% today and is trading above all key moving averages, indicating a generally positive trend. However, there has been a notable drop in investor participation, with delivery volume falling by 48.62% compared to the 5-day average, which may contribute to the current price movement. The company boasts high management efficiency, a low debt-to-equity ratio, and strong long-term growth, which are positive indicators for its valuation.
Broader Market Context: In comparison to the broader market, Global Health has significantly outperformed the Sensex, which has seen a decline of -1.05% over the past week. The stock's year-to-date return of +29.27% starkly contrasts with the Sensex's +3.39%, showcasing its resilience in a challenging market environment. Despite the overall negative sentiment reflected in the benchmark, the stock's ability to generate substantial returns, coupled with high institutional holdings, suggests that it remains an attractive investment. However, the stock's high valuation metrics, including a Price to Book Value of 11.1 and a PEG ratio of 3.6, indicate potential risks that could affect future price movements.