Why is City Online Ser. falling/rising?

As of 01-Oct, City Online Services Ltd is experiencing a price increase, currently at 9.26, reflecting a rise of 0.44 or 4.99%. The stock has shown strong performance recently, with a consecutive gain over the last two days, resulting in a total return of 10.24% during this period. Additionally, it has outperformed its sector by 3.69% today. The stock's performance over various time frames is impressive, with a 54.33% increase over the past year and a remarkable 204.61% rise over the last five years. However, it is important to note that the company has a negative book value and weak long-term fundamental strength, with net sales declining at an annual rate of -6.34% over the past five years, which could pose risks despite the recent price increase.
In the broader market context, City Online Services Ltd has significantly outperformed the benchmark, with a 15.75% return over the past week compared to a -0.90% decline in the Sensex. This trend of outperformance is consistent across multiple time frames, indicating strong investor interest and participation, as evidenced by a 1013.14% increase in delivery volume. Despite these positive short-term movements, the company's high debt levels and flat sales growth raise concerns about its long-term viability, which investors should consider when evaluating the stock's future performance.