Why is V-Marc India falling/rising?

As of 31-Jul, V-Marc India Ltd's stock price is currently at 457.65, reflecting an increase of 12.65 or 2.84%. The stock has shown strong performance over the past month with a return of +27.23%, significantly outperforming the Sensex, which declined by -3.03%. Additionally, V-Marc India is trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, indicating a positive trend. However, there is a notable decline in investor participation, with delivery volume dropping by -81.18% against the 5-day average, which may raise concerns about the sustainability of the stock's upward movement. Unfortunately, there is no information available regarding positive or negative factors that could further explain the stock's recent performance.
In the broader market context, V-Marc India's short-term return of -0.07% over the past week contrasts with the Sensex's decline of -1.17%, suggesting that the stock has been relatively resilient compared to the overall market. Year-to-date, V-Marc India has outperformed the Sensex, with a return of +19.38% compared to the benchmark's +4.75%. This indicates that while the stock is currently experiencing some volatility, it has maintained a strong performance trajectory over a longer period, particularly over the last year and three years, where it has significantly outpaced the Sensex.