Why is Natl. Oxygen falling/rising?

As of 09-Jul, National Oxygen Ltd's stock price is currently at 134.70, reflecting an increase of 5.55, or 4.3%. The stock has shown a strong performance today, outperforming its sector by 5.04% and gaining 4.87% over the last two days. Despite opening with a loss of 2.44%, it reached an intraday high of Rs 135.85, indicating significant volatility with a wide trading range of Rs 13.8. Over the past week, the stock has increased by 8.02%, while its one-month return stands at 11.51%. However, it is important to note that the company has a negative book value and weak long-term fundamentals, with net sales declining at an annual rate of -1.57% over the last five years. This negative outlook, combined with poor financial performance reflected in the latest quarterly results, may contribute to investor caution despite the recent price increase.
In the broader market context, National Oxygen Ltd's short-term performance has significantly outpaced the Sensex, which only increased by 0.15% over the past week. While the stock has shown positive short-term returns, its year-to-date performance is relatively weak at 0.64%, compared to the Sensex's 6.91% increase. The stock's long-term performance remains concerning, with a one-year return of -7.42% against the Sensex's positive return of 3.96%. This disparity highlights the stock's volatility and the challenges it faces in maintaining investor confidence amidst its fundamental weaknesses.