Why is Vintage Secur. falling/rising?

As of 22-Sep, Vintage Securities Ltd is experiencing a price increase, currently at 19.94, reflecting a rise of 0.94 or 4.95%. The stock has shown strong performance, with a 1-week return of 6.92% and a 1-month return of 16.88%, significantly outperforming the Sensex, which has only increased by 0.46% and 1.05% in the same periods, respectively. Additionally, Vintage Securities is trading above its moving averages across various time frames, indicating a positive trend. However, there has been erratic trading, as the stock did not trade on one day out of the last 20, and delivery volume has seen a drastic decline of 98.96% against the 5-day average, suggesting a drop in investor participation.
In the broader market context, Vintage Securities' strong short-term performance contrasts sharply with the Sensex's modest gains, highlighting the stock's relative strength. The year-to-date return of 7.32% also exceeds the Sensex's 5.15%, further emphasizing its outperformance. While the stock's liquidity appears adequate for trading, the significant drop in delivery volume may raise concerns about sustained interest from investors. Overall, the combination of strong returns and positive trading indicators contributes to the stock's rising price, despite the noted decline in investor participation.