Why is APL Apollo Tubes falling/rising?

As of 28-Aug, APL Apollo Tubes Ltd is currently priced at 1,598.00, reflecting a decrease of 27.55, or 1.69%. The stock has been underperforming, having fallen consecutively for the last four days, resulting in a total decline of 3.34% over the past week. Despite this short-term downturn, the company has demonstrated strong long-term fundamentals, with a robust average Return on Capital Employed (ROCE) of 26.81% and healthy growth in net sales and operating profit. Additionally, the stock is trading at a discount compared to its peers, and institutional holdings have increased, indicating confidence from larger investors.
In the broader market context, while APL Apollo Tubes has experienced a decline, the benchmark Sensex has also seen a decrease of 2.34% over the past week. However, the stock has outperformed the market over the past year, generating a return of 7.97% compared to the Sensex's decline of 2.08%. This suggests that despite the recent price drop, the stock has maintained a relatively strong position in the market, supported by positive long-term growth metrics and increasing institutional interest.