Why is Wockhardt falling/rising?

As of 06-Aug, Wockhardt Ltd's stock price is currently at 1,476.85, reflecting a decrease of 69.6 points or 4.5%. The stock has been on a downward trend, having fallen for the last six consecutive days, resulting in a total decline of 13% during this period. Today, it opened with a loss of 2.02% and reached an intraday low of Rs 1466, which is a 5.2% drop. Despite this recent decline, the stock has shown strong long-term growth, with a 74.16% increase over the past year and a remarkable 531.27% rise over the last three years. Additionally, institutional investors have increased their stake in the company, indicating confidence in its long-term prospects, although the stock has underperformed its sector by 2.44% today.
In the broader market context, Wockhardt's short-term performance has been notably weaker than the benchmark, with a 12.33% decline over the past week compared to a relatively minor 1.15% drop in the Sensex. The pharmaceutical sector overall has also faced challenges, with a decline of 2.06%. While the stock has demonstrated healthy long-term growth and increasing institutional participation, the recent price movements reflect a combination of sector-wide pressures and short-term volatility that have negatively impacted its performance.