Why is APL Apollo Tubes falling/rising?

As of 11-Sep, APL Apollo Tubes Ltd is currently priced at 1,678.15, reflecting a decrease of 9.5 points or 0.56%. The stock has underperformed its sector by 0.33% today and has experienced a consecutive decline over the last two days, resulting in a total drop of 1.08%. Despite this recent downturn, the stock has shown strong long-term performance, with a year-to-date return of 6.55% and a one-year return of 17.19%. The company boasts solid fundamentals, including a high Return on Capital Employed (ROCE) of 26.81% and a low Debt to EBITDA ratio of 0.34, indicating a strong ability to service debt. Additionally, institutional holdings are robust at 49.88%, with a recent increase of 1.36%, suggesting confidence in the company's long-term prospects.
In the broader market context, the stock's recent performance contrasts with the benchmark, as the Sensex has gained 1.03% over the past week, while APL Apollo Tubes has only increased by 0.50%. This underperformance in the short term may be attributed to the stock's recent price decline, despite its strong historical returns and growth metrics. The overall market has faced challenges, with the BSE500 index showing negative returns of -2.29% over the past year, yet APL Apollo Tubes has managed to outperform this trend significantly.