Why is Aztec Fluids falling/rising?

As of 16-Sep, Aztec Fluids & Machinery Ltd is currently priced at 91.00, reflecting an increase of 1.0 or 1.11%. The stock has shown positive performance today, outperforming its sector by 0.3%. It is also trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, indicating a strong upward trend. However, there has been a notable decline in investor participation, with delivery volume dropping by 81.13% against the 5-day average. Year-to-date, the stock is down 6.76%, but it has gained 2.71% over the past week and 9.00% over the past month, suggesting a recent recovery despite longer-term challenges.
In the broader market context, Aztec Fluids has outperformed the Sensex benchmark over the past week and month, with respective returns of 2.71% and 9.00% compared to the Sensex's 1.58% and 2.21%. Despite this short-term outperformance, the stock has struggled over the longer term, with a year-to-date decline of 6.76% compared to the Sensex's gain of 5.43%. This contrast highlights the stock's recent recovery against a backdrop of overall market strength, although the significant drop in delivery volume may indicate caution among investors.