Why is Torrent Pharma falling/rising?

As of 22-Aug, Torrent Pharmaceuticals Ltd. is experiencing a price increase, currently at 3,691.30, reflecting a rise of 42.1 points or 1.15%. The stock is trading close to its 52-week high, just 2.67% away from Rs 3,790, and has outperformed its sector by 0.81% today. Over the past week, the stock has gained 2.22%, and it has shown strong performance over the last month with a 5.36% increase. Notably, the company has demonstrated high management efficiency with a return on capital employed (ROCE) of 22.33%, a low debt to EBITDA ratio of 1.26 times, and has reported positive results for the last eight consecutive quarters, which supports investor confidence.
In the broader market context, Torrent Pharmaceuticals has outperformed the Sensex, which has only increased by 0.88% over the past week. The stock has consistently generated returns, with a 10.01% increase year-to-date compared to the Sensex's 4.05%. However, there is a noted decline in investor participation, with delivery volume falling by 63.2% against the five-day average, which could indicate a potential concern for future liquidity. Despite this, the high institutional holdings at 24.75% suggest that knowledgeable investors continue to support the stock, reinforcing its positive outlook amidst the broader market trends.