Why is TD Power Systems falling/rising?

As of 11-Sep, TD Power Systems Ltd is experiencing a slight increase in its stock price, currently at 555.15, reflecting a change of 0.95 (0.17%) upward. The stock has been gaining momentum, having risen 1.3% over the last two days, and is trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages. Additionally, the stock has shown strong performance over various periods, with a year-to-date return of 23.07% and a remarkable 318.98% increase over the last three years. However, there are concerns regarding falling investor participation, as the delivery volume has decreased significantly by 73.78% compared to the 5-day average. While the company boasts a low debt-to-equity ratio and has reported positive results for the last five consecutive quarters, the recent reduction in promoter stake by 6.34% may indicate a lack of confidence in the company's future.
In the broader market context, TD Power Systems has outperformed the Sensex, which has only increased by 1.03% over the past week, while the stock itself has risen by 3.13%. This trend of outperformance continues over longer periods, with the stock achieving a 10.96% increase over the past month compared to the Sensex's 1.17%. Despite the positive returns, the stock's high valuation, indicated by a Price to Book Value of 10.1 and a PEG ratio of 0.9, raises concerns about its sustainability. Overall, while the stock is currently on an upward trajectory, the mixed signals from investor participation and promoter confidence may pose risks to its continued growth.