
Power management chips maker Monolithic Power Systems (NASDAQ: MPWR) reported Q2 CY2026 results topping the market’s revenue expectations, with sales up 47.6% year on year to $980.6 million. On top of that, next quarter’s revenue guidance ($1.15 billion at the midpoint) was surprisingly good and 16.5% above what analysts were expecting. Its non-GAAP profit of $6.50 per share was 10.5% above analysts’ consensus estimates.
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Monolithic Power Systems (MPWR) Q2 CY2026 Highlights:
- Revenue: $980.6 million vs analyst estimates of $903.3 million (47.6% year-on-year growth, 8.6% beat)
- Adjusted EPS: $6.50 vs analyst estimates of $5.88 (10.5% beat)
- Adjusted Operating Income: $367.7 million vs analyst estimates of $332.2 million (37.5% margin, 10.7% beat)
- Revenue Guidance for Q3 CY2026 is $1.15 billion at the midpoint, above analyst estimates of $986.8 million
- Operating Margin: 31%, up from 24.8% in the same quarter last year
- Inventory Days Outstanding: 140, down from 157 in the previous quarter
- Market Capitalization: $64.66 billion
StockStory’s Take
Monolithic Power Systems delivered a robust Q2 performance, with results exceeding Wall Street’s expectations and prompting a significant positive market reaction. Management cited broad-based end market growth as a key driver, with enterprise data and communications segments leading the way. CEO Michael Hsing highlighted that, “All end markets grew sequentially with enterprise data growing 45% as we continue to see strong broad based ordering patterns.” The company’s ongoing diversification across market segments also contributed to improved operating margins and inventory efficiency.
Looking ahead, management expects continued momentum, especially in data-centric and communications markets, driven by new product introductions and expanded capacity. Tony Balow, Senior Vice President, noted, “We have extended our capacity goals significantly beyond $6 billion to support future revenue growth and our transformation into a full solution provider.” Management remains focused on leveraging technology investments and a diversified supply chain strategy to support future growth, while acknowledging potential headwinds from macroeconomic and geopolitical uncertainties.
Key Insights from Management’s Remarks
Management pointed to strong execution in high-growth end markets and successful product launches as the main reasons for outperforming consensus expectations this quarter.
- Enterprise data segment strength: The enterprise data business was the primary growth engine, supported by significant customer adoption and content expansion in high-density modules. Management raised its full-year outlook for this segment, noting increased design wins and ongoing platform refresh cycles.
- Communications momentum: Communications, including optical modules and power solutions for switches and NIC cards, saw sustained demand. Management attributed this to broader adoption of high-power-density solutions and increasing content per system, with optical modules still comprising the largest share of growth.
- Automotive market diversification: Automotive revenue was supported by new design wins across more than 1,500 new sockets, expanding beyond advanced driver assistance systems (ADAS) into zonal architectures, 48-volt systems, and battery management. Management expects this diversification to drive steady growth in the segment.
- Capacity expansion and supply chain: The company increased its manufacturing capacity beyond $6 billion and emphasized a geographically balanced approach to supply chain resilience. This enables rapid scaling to meet customer demand while managing risk from global uncertainties.
- New product sampling and technology bets: Monolithic Power Systems began sampling high-voltage AC-to-DC products for 800-volt data center architectures and introduced high-speed DDR5 memory interface controllers. Management believes these products will expand the company’s addressable market, with future applications expected beyond initial launches.
Drivers of Future Performance
Monolithic Power Systems’ outlook is anchored by continued strength in data-centric markets, product innovation, and supply chain flexibility, but management is monitoring consumer and industrial segments for potential softness.
- Data center and communications tailwinds: Management expects strong demand for power management solutions in enterprise data and communications to continue, driven by ongoing platform refreshes, AI adoption, and increased system content. The company is positioned to benefit from both existing customer ramps and new design wins in these high-growth sectors.
- Automotive and emerging market expansion: Management is optimistic about automotive, anticipating a revenue ramp in the second half as new sockets in zonal, battery, and LiDAR applications move to production. Emerging opportunities in robotics and building automation are being developed, though meaningful contribution is expected further out.
- Supply chain and cost vigilance: The company’s balanced global manufacturing footprint and consistent pricing discipline are expected to support margin stability. However, management continues to watch for headwinds in consumer and industrial markets, as well as potential macroeconomic or geopolitical disruptions that could impact ordering patterns or cost structures.
Catalysts in Upcoming Quarters
Going forward, the StockStory team will be closely monitoring (1) the pace of adoption and revenue contribution from new data center and communications products, (2) the ramp-up of automotive design wins into production revenue, and (3) the company’s ability to maintain supply chain resilience and inventory discipline. Additional drivers include progress in emerging markets like robotics and building automation, as well as management’s execution on product diversification and capacity expansion.
Monolithic Power Systems currently trades at $1,454, up from $1,316 just before the earnings. In the wake of this quarter, is it a buy or sell? Find out in our full research report (it’s free).
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