Why is Envirotech Sys. falling/rising?

As of 10-Jul, Envirotech Systems Ltd is experiencing a price increase, with its current price at 127.00, reflecting a rise of 2.1 (1.68%). The stock has outperformed its sector by 1.44% today, and its performance over the past week shows a gain of 1.11%. Over the past month, the stock has risen by 10.05%, while year-to-date, it has increased by 3.63%. However, there is a notable decline in investor participation, as the delivery volume on 09 July fell by 35.32% compared to the 5-day average. The stock is currently trading above its 20-day, 50-day, 100-day, and 200-day moving averages, although it is below the 5-day moving average.
In the broader market context, the Sensex has shown a slight decline of 0.20% over the past week, while Envirotech's positive return indicates that it is performing better than the overall market. Despite the stock's recent gains, the falling investor participation could signal potential concerns among investors. The stock's liquidity remains adequate for trading, as it is based on 2% of the 5-day average traded value. Overall, while the stock is rising, the decrease in delivery volume may warrant caution regarding its sustainability in the near term.