Why is Torrent Pharma falling/rising?

As of 19-Sep, Torrent Pharmaceuticals Ltd. is experiencing a price increase, with its current price at Rs 3,642.50, reflecting a rise of 84.4 points or 2.37%. The stock has been gaining for the last four days, accumulating a total return of 3.16% during this period. It is currently trading close to its 52-week high, just 4.05% away from Rs 3,790. Additionally, the stock has outperformed its sector by 2.1% today and is trading above all key moving averages, indicating strong momentum. The company has demonstrated high management efficiency with a return on capital employed (ROCE) of 22.33% and has consistently reported positive results for the last eight quarters, which has likely bolstered investor confidence.
In the broader market context, Torrent Pharmaceuticals has outperformed the Sensex over the past week, with a return of 2.32% compared to the benchmark's 0.88%. Year-to-date, the stock has generated an 8.55% return, significantly higher than the Sensex's 5.74%. This strong performance is supported by high institutional holdings at 24.75%, suggesting that knowledgeable investors are backing the stock. Furthermore, the rising investor participation, with a notable increase in delivery volume, indicates growing interest and liquidity in the stock, which may contribute to its upward price movement.