Why is Updater Services falling/rising?

As of 22-Sep, Updater Services Ltd is experiencing a decline in its stock price, currently at 257.50, which reflects a decrease of 1.95 (-0.75%). The stock's performance today is in line with the sector, although it is trading higher than its 20-day moving averages but lower than its 5-day, 50-day, 100-day, and 200-day moving averages. Over the past week, the stock has seen a return of -1.62%, while it has performed slightly better over the past month with a return of +0.61%. Despite a significant drop of -33.00% over the past year, the company has shown healthy long-term growth with an annual operating profit increase of 32.37%. However, the stock's recent movement is negatively impacted by a decrease in institutional investor participation, which has fallen by 1.61% in the previous quarter, indicating a lack of confidence from more knowledgeable investors.
Broader market context reveals that while Updater Services has underperformed significantly compared to the benchmark, the Sensex has gained 0.46% over the past week and 1.05% over the past month. The stock's year-to-date performance is particularly concerning, with a decline of -32.09% compared to the Sensex's increase of 5.15%. This underperformance is compounded by the fact that institutional investors, who typically have better resources to analyze company fundamentals, are reducing their stakes, which could further dampen investor sentiment. Overall, the combination of declining institutional interest and poor long-term performance relative to the benchmark contributes to the stock's current downward trend.