When did MPWR join the S&P 500?

Monolithic Power Systems joined the S&P 500 index on 2021-02-12.

What sector is MPWR in?

MPWR is in the Information Technology sector, Semiconductors industry.

MPWR — Monolithic Power Systems

Semiconductors · Information Technology

S&P 500 Timeline

2021-02-12Joined S&P 500

Monolithic Power Systems, Inc. is an analog and mixed-signal chip manufacturer specializing in power management solutions. Its mission is to reduce total energy consumption of end systems. It serves the computing, automotive, industrial, communications, and consumer end markets. Monolithic Power Systems employs a fabless manufacturing model, partnering with third-party chip foundries to host its proprietary BCD process technology.

Key Facts

Status	Active
Sector	Information Technology
Industry	Semiconductors
Joined	2021-02-12
Tenure	5 yrs

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Data source: Wikipedia · CC BY-SA 4.0 · Updated 2026-07-10