Why is Adtech Systems falling/rising?

As of 23-Sep, Adtech Systems Ltd is currently priced at 87.57, reflecting a decrease of 0.81, or 0.92%. The stock has recently underperformed its sector by 0.33% and has experienced a trend reversal, falling after two consecutive days of gains. Despite this, the stock is trading above its 5-day, 20-day, 50-day, 100-day, and 200-day moving averages, indicating some underlying strength. However, the company has faced challenges, including a significant decline in net sales over the past five years at an annual rate of -13.30%, and recent quarterly results showing the lowest net sales and profit before depreciation and interest. Additionally, 29.68% of promoter shares are pledged, which can exert downward pressure on the stock in a falling market.
In the broader market context, Adtech Systems has shown a strong performance over the past week and month, with returns of 6.08% and 25.10%, respectively, while the Sensex has seen a slight decline of 0.34% over the week and a modest gain of 0.98% over the month. This indicates that while the stock has been performing well in the short term compared to the benchmark, the recent price drop suggests a correction or profit-taking after its gains. The overall market sentiment may also be influenced by the company's poor long-term growth prospects and the high percentage of pledged shares, which could contribute to investor caution.