Monolithic Power Systems, Inc.MPWR

NasdaqGS•Technology•Semiconductors

Monolithic Power Systems, Inc. designs, develops, markets, and sells semiconductor-based power electronics solutions for the storage and computing, automotive, enterprise data, consumer, communications, and industrial markets in the United States, China, Taiwan, South Korea, Europe, Southeast Asia, Japan, and internationally. The company provides direct current (DC) to DC integrated circuits (ICs) that are used to convert and control voltages of various electronic systems, such as cloud-based and on-premises CPU servers, server artificial intelligence applications, storage applications, notebooks, infotainment, workstation applications, power sources, home appliances, and network infrastructure and satellite communications applications. It also offers alternating current to DC, driver metal-oxide-semiconductor field-effect transistor, power management ICs, current limit switch, and lighting control products. The company sells its products through third-party distributors, value-added resellers, end customers and other resellers, original design manufacturers, and original equipment manufacturers. Monolithic Power Systems, Inc. was incorporated in 1997 and is headquartered in Kirkland, Washington.

Price & Volume

Key Metrics at a Glance (as of December 2025)

Market Cap: $44.81B
TTM Revenue: $2.79B
TTM EBITDA: $781.15M
P/E Ratio: 72.1x
Operating Margin: 26.6%
Free Cash Flow: $57.52M

Financial Analysis

Monolithic Power Systems, Inc. (MPWR) reported trailing twelve months (TTM) revenue of $2.79B as of December 2025, which represents a 26.4% increase year-over-year. The company's operating margin has expanded to 26.6% from 26.3% a year ago. In terms of profitability, MPWR generated $621.48M in net income. Valuation-wise, the stock trades at a P/E ratio of 72.1x and a Price-to-Sales (P/S) ratio of 16.1x. The company generated $57.52M in free cash flow over the last twelve months, indicating its ability to reinvest in growth or return capital to shareholders. Data based on the most recent quarterly reports.