Why is Pioneer Invest falling/rising?

As of 11-Sep, Pioneer Investcorp Ltd is experiencing a decline in its stock price, currently at Rs 72.49, which reflects a decrease of Rs 5.01 or 6.46%. Today's price summary indicates that the stock opened with a loss of 2% and reached an intraday low of Rs 69.69, marking a significant drop of 10.08%. The stock has been highly volatile, with an intraday volatility of 5.3%, and has underperformed its sector by 6.35%. Additionally, the stock's performance over the past month shows a decline of 3.33%, and year-to-date, it has decreased by 14.72%. There is a notable drop in investor participation, with delivery volume falling by 40% compared to the five-day average, suggesting a lack of confidence among investors. In the broader market context, the stock's short-term performance has lagged behind the benchmark, with the Sensex gaining 1.03% over the past week while Pioneer Investcorp Ltd has only increased by 0.68%. This underperformance is further highlighted by the stock's negative returns in the one-month and year-to-date periods compared to the Sensex's positive returns. The overall market sentiment appears to be more favorable, as indicated by the Sensex's 1.17% gain over the past month and 4.36% year-to-date, contrasting sharply with Pioneer Investcorp's struggles.