Why is Guj. Terce Labs. falling/rising?

As of 17-Oct, Gujarat Terce Laboratories Ltd's stock price is currently at Rs 48.11, reflecting an increase of Rs 1.95 or 4.22%. Today, the stock has shown a positive trend, gaining after three consecutive days of decline. It opened with a gap up of 3.75% and reached an intraday high of Rs 49.85, although it also experienced a low of Rs 44.16 during the day. The stock has been highly volatile, with an intraday volatility of 6.04%, and while it has outperformed its sector by 3.75%, there has been a decrease in investor participation, as indicated by a 4.94% drop in delivery volume compared to the five-day average. Over the past month, the stock has risen by 18.06%, but it has seen a significant decline of 43.27% year-to-date.
In the broader market context, the Sensex has increased by 1.76% over the past week and 1.52% over the past month, indicating that while Gujarat Terce Laboratories Ltd has performed well recently, it has lagged behind the benchmark in the short term with a weekly decline of 3.43%. Despite the recent positive movement, the stock's year-to-date performance remains poor compared to the Sensex, which has gained 7.44% in the same period. This contrast highlights the challenges the company faces, even as it experiences a temporary rebound in its stock price.