Teradyne (TER) reported Q4 non-GAAP earnings late Monday of $1.80 per diluted share, up from $0.95 a year earlier.

Analysts polled by FactSet expected $1.38.

Revenue for the quarter ended Dec. 31 was $1.08 billion, up from $752.9 million a year earlier.

Analysts surveyed by FactSet expected $977.2 million.

For Q1 of 2026, the company expects non-GAAP EPS of $1.89 to $2.25 on revenue of $1.15 billion to $1.25 billion.

Analysts polled by FactSet expect Q1 non-GAAP EPS of $1.29 on revenue of $938.7 million.

Shares of the company rose 19% during after-hours activity.