Gap Inc. reported 1% Q1 revenue growth to $3.5 billion, missing Wall Street estimates, while Old Navy comparable sales came in at just 1% versus the 3% analysts expected -- shares fell over 15% in a single session. NEW YORK, May 29, 2026 /PRNewswire/ -- Investors who held Gap Inc. (NYSE: GAP) shares lost more than 15% of their investment on May 28-29, 2026, after the company reported Q1 FY2026 revenue of $3.5 billion -- up 1% year-over-year and below analyst expectations.