FormFactor is trading 7% up at $123 in after-hours trading, with no new company-specific announcement, earnings release, or analyst action identified to explain the rebound.
- It closed at $114.95 on August 19, 2026, following a 7.55% regular-session decline.
- Earlier coverage attributed the weakness to pressure across semiconductor test-equipment stocks and profit-taking after a strong year-to-date advance.
- Recent Q2 results remain positive but are not a fresh catalyst.