Why is RRP Defense falling/rising?

As of 01-Sep, RRP Defense Ltd is experiencing a price increase, currently at 396.60, reflecting a rise of 7.75 or 1.99%. The stock has been on a positive trajectory, gaining 51.32% over the last 21 days and achieving a new 52-week and all-time high today. Despite underperforming its sector by 0.53% today, the stock has shown remarkable long-term performance, with a staggering 2118.12% return over the past year. However, the company faces significant challenges, including operating losses and weak long-term fundamental strength, which may impact investor sentiment. The promoters have also reduced their stake by 1.1%, indicating a potential lack of confidence in the company's future.
In the broader market context, RRP Defense has significantly outperformed the benchmark Sensex, which has declined by 1.56% over the past week while RRP Defense has risen by 8.21%. This stark contrast highlights the stock's strong performance relative to the market. Despite the impressive short-term gains, the company's weak financial fundamentals, such as a declining net sales growth and poor ability to service debt, could pose risks moving forward. The stock's high valuation compared to peers and the recent decrease in promoter confidence may also weigh on its future performance, despite the current upward trend.