On Wednesday, Abercrombie & Fitch (ANF.US) opened higher and extended gains, with shares climbing more than 32% at the time of writing. The surge came as the company released its fiscal second-quarter results, which revealed net sales of approximately $1.267 billion, up 4.8% year-over-year and surpassing the Wall Street consensus estimate of $1.25 billion.

On a GAAP basis, earnings per share came in at $4.17, not only marking a 43.3% increase from $2.91 in the same period last year but also far exceeding analysts' expectations of $1.99. Net profit saw a robust year-over-year increase of nearly 30%. The flagship brand's revenue grew 8% with comparable store sales rising 4%, prompting management to raise its full-year net sales growth guidance to approximately 5% and lift the full-year EPS outlook from a range of $10.20-$11.00 to a substantially higher $13.10-$13.60.

The strong quarterly performance underscores the company's operational momentum, driven by solid demand for its core brands and effective cost management. With the revised guidance reflecting increased confidence in sustained growth, investors have responded positively, propelling the stock to its sharpest single-day rally in recent months.