GRAIL (GRAL) reported Q1 net loss late Tuesday of $3.10 per diluted share, narrowing from a loss of $7.05 a year earlier.

Three analysts polled by FactSet expected a loss of $3.99.

Revenue for the quarter ended March 31 was $31.8 million, up from $26.7 million a year earlier. Three analysts surveyed by FactSet expected $35.2 million.

Shares of the company were down more than 16% in recent after-hours activity.