Why is Siemens falling/rising?

As of 11-Aug, Siemens Ltd. is experiencing a rise in its stock price, currently at 3,116.20, reflecting an increase of 85.45 or 2.82%. The stock has outperformed its sector today by 1.57%, reaching an intraday high of Rs 3,136.95, while also touching a low of Rs 2,925.05. Over the past week, Siemens has shown a positive return of 4.08%, contrasting with the Sensex, which has declined by 0.51%. However, the company has faced challenges, including a significant year-to-date decline of 18.87% and a one-year drop of 22.87%. The company's low debt-to-equity ratio and substantial market capitalization position it favorably within the sector, but recent flat results and a decrease in profit margins have raised concerns among investors.
In the broader market context, Siemens' short-term performance is notably better than the benchmark, as it has gained 4.08% over the past week while the Sensex has fallen. Despite this recent uptick, the stock has underperformed the market over the last year, with a return of -22.87% compared to the BSE500's -1.85%. Additionally, there has been a decline in institutional investor participation, which may indicate a lack of confidence in the stock's future performance. The company's recent financial results, including a drop in profit after tax and a low return on capital employed, suggest that while the stock may be rising in the short term, underlying fundamentals remain a concern for long-term investors.