Why is ERIS Lifescience falling/rising?

As of 12-Sep, ERIS Lifesciences Ltd's stock price is currently at Rs 1,675.00, reflecting a decrease of Rs 22.0 or 1.3%. The stock has been underperforming, having fallen for the last two days with a total decline of 2.55%. Today's performance indicates that it underperformed its sector by 1.59%, and it reached an intraday low of Rs 1,654.05. Over the past week, the stock has seen a decline of 2.95%, while its year-to-date performance remains strong with a gain of 22.36%. Despite its recent struggles, the company exhibits high management efficiency with a return on capital employed (ROCE) of 17.80% and a low debt to EBITDA ratio of 1.15 times, which suggests a solid ability to service its debt.
Broader Market Context: In comparison to the benchmark, the Sensex has increased by 1.48% over the past week, highlighting the stock's relative weakness in the short term. While ERIS Lifesciences has shown consistent returns over the last three years, outperforming the BSE500, its recent performance has been overshadowed by a significant drop in investor participation, with delivery volume decreasing by 38.19% against the five-day average. This decline in trading activity, combined with the stock's recent underperformance, may contribute to the downward pressure on its price, despite the positive fundamentals and institutional support.