04:20 PM EDT, 05/01/2025 (MT Newswires) -- Monolithic Power Systems ( MPWR ) reported Q1 non-GAAP earnings late Thursday of $4.04 per diluted share, up from $2.81 a year earlier.

Analysts polled by FactSet expected $4.01.

Revenue in the three months ended March 31 rose to $637.6 million from $457.9 million a year earlier.

Analysts surveyed by FactSet expected $634.2 million.

The company projects Q2 of $640 million to $660 million. Analysts polled by FactSet expect $635.6 million.

Shares of Monolithic Power Systems ( MPWR ) fell 2.8% in after-hours trading.