Why is Bilcare falling/rising?

As of 30-Sep, Bilcare Ltd's stock price is currently at Rs 82.39, reflecting a decrease of Rs 2.68 or 3.15%. The stock has been on a downward trend, having underperformed its sector by 3.83% today and experiencing a consecutive decline over the last five days, resulting in a total drop of 9.78% during this period. The stock reached an intraday high of Rs 87.35 but also fell to a low of Rs 81.03, indicating significant volatility. Additionally, the stock's delivery volume has decreased by 42.04% compared to the five-day average, suggesting a decline in investor participation. While the stock has shown strong performance over longer periods, such as a 25.65% increase year-to-date, the recent short-term performance has been negative.
Broader Market Context: In comparison to the benchmark Sensex, which has declined by 2.23% over the past week, Bilcare's short-term performance is notably worse, indicating a relative weakness in the stock. Despite a strong one-month return of 18.75% compared to the Sensex's 0.57%, the recent downturn highlights a shift in market sentiment. The stock's performance over the last year shows a gain of 33.95%, contrasting with the Sensex's decline of 4.78%, but the current trend suggests that investors may be reacting to recent underperformance and reduced trading volume, impacting the stock's price negatively in the short term.