Why is Grill Splendour falling/rising?

As of 16-Sep, Grill Splendour Services Ltd is currently priced at 125.00, with no change in price (0.00%). The stock has shown a strong performance over the past week, with a return of +4.17%, and has outperformed the sector by 0.96% today. However, there has been a notable decline in investor participation, as the delivery volume on 15 September fell by 54.55% compared to the 5-day average. Despite this drop in participation, the stock remains above its 5-day, 20-day, 100-day, and 200-day moving averages, indicating a generally positive trend. Year-to-date, the stock has gained +50.42%, significantly outperforming the Sensex, which has only increased by 6.74%.
In the broader market context, Grill Splendour's short-term performance has been favorable compared to the Sensex, which has risen by 1.49% over the past week. The stock's strong year-to-date performance and its ability to outperform the benchmark in various time frames suggest a robust underlying demand, despite the recent drop in trading volume. The lack of any positive or negative dashboard data limits the understanding of specific catalysts driving the stock's movements, but the overall trend remains positive in the context of its historical performance against the market.