Why is Caplin Point Lab falling/rising?

As of 17-Sep, Caplin Point Laboratories Ltd is experiencing a price increase, currently at Rs 2,325.00, which reflects a rise of 75.3 points or 3.35%. The stock has shown strong performance today, outperforming its sector by 3.31% and reaching an intraday high of Rs 2,396.95, marking a 6.55% increase. Over the past week, the stock has gained 5.14%, and over the past month, it has risen by 8.96%. The company has demonstrated high management efficiency with a return on equity (ROE) of 19.84% and a low debt-to-equity ratio, contributing to positive investor sentiment. Additionally, the company has reported positive results for the last 12 consecutive quarters, with net sales and profit after tax at their highest levels. However, there is a noted decline in investor participation, with delivery volume falling by 15.76% against the 5-day average.
In the broader market context, Caplin Point Laboratories Ltd has significantly outperformed the benchmark Sensex in the short term, with a 1-week return of 5.14% compared to the Sensex's 1.56%. This trend of outperformance extends to the 1-month period as well, where the stock's return of 8.96% surpasses the Sensex's 2.60%. The increasing participation of institutional investors, who have raised their stake in the company, further supports the stock's upward movement. Despite the positive indicators, the stock is considered expensive with a high price-to-book value and a PEG ratio of 1.7, which could pose risks if valuations do not align with future earnings growth.