Why is SIL Investments falling/rising?

As of 31-Oct, SIL Investments Ltd is experiencing a decline in its stock price, currently at 640.00, which reflects a decrease of 67.55 points or 9.55%. The stock has underperformed its sector by 8.82% today, opening with a significant loss of 6.49%. Throughout the day, it reached an intraday low of Rs 632, marking a drop of 10.68%. Additionally, the stock has shown erratic trading patterns, not trading on 2 out of the last 20 days, and has seen a notable decrease in delivery volume, which fell by 41.01% against the 5-day average. In terms of performance, the stock has declined by 8.44% over the past week, while it has shown a modest gain of 3.21% over the past month, contrasting with the Sensex, which has increased by 3.65% in the same period.
Broader Market Context: In the context of the broader market, SIL Investments has underperformed relative to the Sensex, particularly in the short term, with a weekly decline of 8.44% compared to the benchmark's slight decrease of 0.32%. Year-to-date, the stock is down 4.19%, while the Sensex has gained 7.42%. This underperformance may be attributed to the stock's recent volatility and declining investor participation, which could indicate a lack of confidence among investors. Despite a strong long-term performance, with a 3-year return of 100.78% compared to the Sensex's 38.18%, the current trends suggest that short-term challenges are impacting the stock's price negatively.