Why is Astrazeneca Phar falling/rising?

As of 20-Aug, Astrazeneca Pharma India Ltd is currently priced at 8,481.15, reflecting a decrease of 8.4 points or 0.1%. Today's price summary indicates that the stock has outperformed its sector by 0.32%, although it is trading lower than its 5-day, 20-day, 50-day, and 100-day moving averages, while remaining above the 200-day moving average. The stock has shown a decline of 6.91% over the past month, despite a strong year-to-date return of 15.63% and a notable 29.36% increase over the past year. The company has demonstrated high management efficiency with a return on equity of 20.34%, a low debt-to-equity ratio, and positive results for the last three consecutive quarters, which may support its valuation despite the recent price drop.
In the broader market context, the stock's performance over the past week shows a gain of 0.59%, while the benchmark Sensex has increased by 1.64%, indicating that Astrazeneca Pharma is lagging behind the market in the short term. The decline in delivery volume by 64.29% against the 5-day average suggests falling investor participation, which could be contributing to the stock's downward movement. Despite the recent price drop, the company has consistently generated returns that outperform the BSE500 over the last three years, which may provide some reassurance to investors regarding its long-term potential.