Why is Rossari Biotech falling/rising?

As of 16-Sep, Rossari Biotech Ltd's stock price is currently at 643.45, reflecting a decrease of 2.85, or 0.44%. The stock has underperformed its sector today by 0.94%, and while it is higher than its 5-day and 20-day moving averages, it remains below the 50-day, 100-day, and 200-day moving averages. Over the past week, the stock has shown a return of +4.44%, but it has significantly underperformed over the longer term, with a year-to-date return of -18.31% and a one-year return of -30.34%. The company has a low Debt to Equity ratio of 0.03, indicating financial stability, and a high institutional holding of 21.32%, suggesting confidence from larger investors. However, the stock's recent performance has been hampered by flat results in June and a consistent underperformance against benchmarks over the last three years.
In the broader market context, the Sensex has shown a positive return of +1.58% over the past week, while Rossari Biotech's performance has lagged behind this benchmark. The stock's liquidity remains adequate for trading, but a notable decline in delivery volume by 37.98% against the 5-day average indicates falling investor participation. This decline, coupled with the stock's negative returns over the past year and three years, suggests that investor sentiment may be waning, contributing to the stock's current downward movement.