Why Did Onto Innovation Plunge 12% Despite Strong Earnings?

Onto Innovation's stock price plummeted by 11.99% in pre-market trading on May 9, 2025, marking a significant decline for the company.

Onto Innovation Inc. (NYSE:ONTO) reported its Q1 2025 earnings on May 8, 2025. The company exceeded expectations with an EPS of $1.51, beating estimates by $0.04, and revenue of $266.61 million, a 16.50% year-over-year increase, surpassing expectations.

The company's earnings and revenue surprises for the quarter ended March 2025 were 2.72% and 0.62%, respectively. Onto Innovation posted a record $267 million in Q1 2025 revenue, driven by growth in advanced nodes and AI packaging.

For the current quarter ending in June, Onto Innovation expects its per-share earnings to range from $1.21 to $1.35. The company's strong performance in Q1 2025 reflects its continued growth and innovation in the semiconductor inspection market.