FormFactor is trading 10.96% lower at $98.22 in after-hours trading on October 28, despite Q3 revenue and non-GAAP EPS exceeding expectations; available coverage does not identify a specific concern behind the decline. - Shares closed at $110.31. - Q3 revenue was $280.5 million and non-GAAP EPS was $1.04, both ahead of expectations. - Q4 guidance is revenue of $285 million ± $10 million and non-GAAP EPS of $0.95 ± $0.09.