Why is GP Petroleums falling/rising?

As of 18-Sep, GP Petroleums Ltd is experiencing a slight increase in its stock price, currently at 42.52, with a change of 0.16, representing a 0.38% rise. The stock has outperformed its sector today by 0.78%. However, despite this positive movement, the stock has shown a significant decline year-to-date of 22.31% and a staggering 51.92% drop over the past year. The stock's performance today is above its 5-day and 20-day moving averages, but it remains below the 50-day, 100-day, and 200-day moving averages. Additionally, there has been a decrease in investor participation, with delivery volume falling by 3.48% against the 5-day average, indicating a potential concern for sustained interest in the stock.
In the broader market context, GP Petroleums has outperformed the Sensex in the short term, with a 1-week return of 2.16% compared to the Sensex's 1.80%. However, the stock's longer-term performance is concerning, as it has underperformed the benchmark significantly over 1 month, 1 year, and 3 years. The liquidity of the stock is adequate for trading, with a volume that supports small trade sizes. Overall, while there are some positive indicators in today's performance, the long-term trends and declining investor participation suggest caution for potential investors.