Why is Delta Manufact. falling/rising?

As of 18-Sep, Delta Manufacturing Ltd's stock is currently priced at 90.45, reflecting an increase of 1.03, or 1.15%. The stock has been on an upward trend, gaining for the last three days with a total return of 4.71% during this period. Today, it opened with a gain of 2.89% and reached an intraday high of Rs 92. Additionally, the stock is trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, indicating a positive momentum. However, there has been a notable decline in investor participation, with delivery volume dropping by 30.51% compared to the 5-day average, which may suggest some caution among investors. The positive and negative factors dashboard is unavailable, limiting further insights into the specific influences on the stock's movement.
Broader market context shows that Delta Manufacturing's short-term performance over the past week has been slightly lower than the benchmark Sensex, which has increased by 1.80% compared to the stock's 1.64% rise. Over the past month, the stock has outperformed the benchmark, gaining 9.64% against the Sensex's 2.14%. However, year-to-date, Delta Manufacturing is down 16.90%, contrasting sharply with the Sensex's positive return of 6.24%. This broader market context highlights that while the stock is currently experiencing a positive short-term trend, it has struggled significantly over the longer term compared to the benchmark.