Why is ERIS Lifescience falling/rising?

As of 13-Nov, ERIS Lifesciences Ltd is experiencing a decline in its stock price, currently at Rs 1,544.40, which reflects a decrease of Rs 29.4 or 1.87%. The stock has underperformed its sector today by 2.08% and has been on a downward trend for the last two days, accumulating a total decline of 3.18%. Despite opening with a gain of 4.03% and reaching an intraday high of Rs 1,637.15, it also faced significant volatility, with a low of Rs 1,505.95. Over the past week, the stock has decreased by 2.53%, and in the last month, it has fallen by 4.02%. However, it has shown strong performance year-to-date with a gain of 12.82% and a remarkable 118.29% increase over the past three years, indicating a generally positive long-term trend.
In the broader market context, ERIS Lifesciences' recent performance contrasts with the Sensex, which has gained 1.40% over the past week and 2.61% over the past month. This divergence highlights the stock's current struggles despite its strong fundamentals, including high management efficiency and consistent positive results over the last three quarters. The company's low Debt to EBITDA ratio and high institutional holdings suggest a solid financial position, yet the recent price movement indicates that investor sentiment may be affected by short-term volatility and market conditions.