Monolithic Power Systems, Inc. (MPWR)

Over the past six months, Monolithic Power Systems' stock has experienced upward momentum due to strong earnings and increasing demand related to AI infrastructure and automotive growth. The stock rose approximately 34% driven by record earnings, AI-driven data center demand, and improved order visibility. MPS was added to the NASDAQ 100 in December 2025. In February 2026, the company reported record Q4 2025 and full-year revenue, with significant growth in automotive and non-Enterprise Data end markets, and raised the quarterly dividend by 28%. In March 2026, MPWR's Momentum Indicator suggested a potential upward shift. In April 2026, the stock saw continued momentum from bullish analyst actions and the market narrative favoring power-management suppliers for AI and data-center buildouts, reporting record quarterly revenue and providing strong Q2 2026 revenue guidance. In May 2026, the stock continued to trade higher, reaching new 52-week highs, with its market capitalization reaching approximately $78.64 billion.

The provided search results do not explicitly detail specific demand seasonality for Monolithic Power Systems' products and services. However, the company serves diverse end markets which may have their own seasonal fluctuations. The ongoing demand for compute power and electricity, particularly from AI applications, is a significant driver for the company's power management solutions, with the Enterprise Data segment showing rapid growth.

Monolithic Power Systems (MPWR) is a fabless global semiconductor company specializing in high-performance power electronics solutions, operating in the Technology sector, specifically the Semiconductors & Semiconductor Equipment industry. The company designs, develops, and markets integrated power semiconductor solutions and power delivery architectures, including DC to DC solutions, AC to DC converters, power modules, power management ICs, LED drivers, and more. These solutions cater to cloud computing, telecom, automotive, industrial, consumer electronics, and medical equipment markets. MPS uses a fabless manufacturing model, partnering with third-party foundries and utilizing its proprietary BCD process technology.

Monolithic Power Systems is headquartered in West Palm Beach, Florida, with some sources also indicating Kirkland, Washington. The company has a global presence with over 15 locations worldwide, primarily in the US, Europe, and East Asia. It markets its products directly to OEMs, ODMs, and electronic manufacturing service providers in regions including China, Taiwan, Europe, South Korea, Southeast Asia, Japan, and the United States, as well as through third-party distributors.

Monolithic Power Systems has made progress on its ESG goals and diversity initiatives, adding a second female director to its Board and publishing its annual ESG report in 2023. MPS has committed to reduce Scope 1 and 2 greenhouse gas emissions by 40% by 2030 and to be powered globally by 75% renewable electricity by 2026. The company's power solutions contribute to environmental sustainability, and its EMS is compliant with international standards. MPS is viewed as a beneficiary of rising power needs in AI servers and data centers.

Monolithic Power Systems' ownership is heavily dominated by institutional investors, holding approximately 90.59% to 93.46% of the stock. Major institutional shareholders include Vanguard Group Inc., BlackRock, Inc., and Fmr Llc. Individual insider ownership amounts to approximately 3.4% to 4.25% of the company's stock, with key individual owners including Michael R. Hsing, Jim J. Jones III, Kuo Wei Herbert Chang, and Deming Xiao.