Why is Lerthai Finance falling/rising?

As of 08-Sep, Lerthai Finance Ltd. is experiencing a price increase, with its current price at Rs. 642.50, reflecting a rise of Rs. 12.55 or 1.99%. The stock has reached a new 52-week high today and has outperformed its sector by 4.25%. Over the past week, Lerthai Finance has shown a return of +3.98%, and over the past month, it has increased by +21.92%. However, there are signs of erratic trading, as the stock did not trade on 2 out of the last 20 days, and there has been a significant drop in delivery volume, which fell by 58.33% against the 5-day average. The stock is currently trading above all its moving averages, indicating a strong upward trend. In the broader market context, Lerthai Finance's performance has significantly outpaced the Sensex, which has only increased by 0.53% over the past week and 1.16% over the past month. Year-to-date, Lerthai Finance has a return of +24.88%, compared to the Sensex's +3.39%. This stark contrast highlights the stock's strong momentum relative to the market. Despite the positive price movement, the falling investor participation and the recent decline in trading activity within the sector may pose challenges for sustained growth.