Why is Solara Active PP falling/rising?

As of 29-Aug, Solara Active Pharma Sciences Ltd Partly Paidup has experienced a price increase, currently at Rs 438.10, reflecting a rise of 6.1 or 1.41%. The stock opened with a significant gain of 18.29% today, reaching an intraday high of Rs 511. However, it has shown erratic trading patterns, not trading on one day out of the last 20. Despite this day's performance, the stock has underperformed in the past week and month, with returns of -6.39% and -2.99%, respectively, while it has outperformed the sector by 1.38% today. Notably, the delivery volume has seen a drastic decline of -94.59% against the 5-day average, indicating falling investor participation, which could negatively impact future price stability.
Broader Market Context: In comparison to the benchmark Sensex, which has declined by -1.84% over the past week and -1.88% over the past month, Solara's recent performance shows a stronger resilience, particularly with its year-to-date return of +5.31% compared to the Sensex's +2.14%. This suggests that while the stock has faced volatility and declining participation, it has managed to maintain a relatively positive trajectory in the longer term, as evidenced by its +13.20% return over the past year against the benchmark's -2.83%. The high volatility observed today, with an intraday volatility of 7.81%, further indicates that the stock is experiencing significant price movements, which could be influenced by market sentiment and trading activity.