Why is S I Paper Mills falling/rising?

As of 17-Nov, South India Paper Mills Ltd is experiencing a price increase, currently at Rs 85.00, which reflects a rise of Rs 2.99 or 3.65%. The stock has shown strong performance recently, gaining 7.59% over the last four days and outperforming its sector by 4.22% today. Additionally, the stock has performed well over the past week and month, with returns of +6.64% and +21.41%, respectively. However, it is important to note that the stock has seen a significant decline year-to-date, down 20.56%, and over the last three years, it has decreased by 24.68%. The delivery volume has notably fallen by 75.34% against the 5-day average, indicating a decrease in investor participation, which could impact future price movements.
In the broader market context, the Sensex has shown a modest gain of 1.69% over the past week and 1.19% over the past month, suggesting that while South India Paper Mills is outperforming these benchmarks in the short term, it has struggled significantly in the longer term compared to the Sensex, which has risen 8.72% year-to-date and 9.50% over the past year. This contrast highlights the stock's recent positive momentum against a backdrop of broader market stability, but the long-term underperformance raises concerns about its sustainability.