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© 2026 StockSpill. Data from SEC EDGAR filings. Logos by Parqet.

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Which superinvestors and politicians own MONOLITHIC POWER SYSTEMS INC (MPWR)?

Explore more about MPWR

Valuation & analysis

  • MPWR DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

  • Superinvestors holding MPWR
  • Politicians trading MPWR
  • Insider buys & sells at MPWR

Most-watched investors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman

Other popular stocks

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Last updated Aug 4, 2026

MONOLITHIC POWER SYSTEMS INC (MPWR) — smart-money holders

MONOLITHIC POWER SYSTEMS INC (MPWR) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in MPWR. Across our datasets, 3 superinvestors hold MPWR and 5 members of Congress have traded it.

Notable holders include Ray Dalio, Torray Funds, and Christopher Bloomstran. Active congressional traders include Ro Khanna, Markwayne Mullin, and Rob Bresnahan.

Key takeaways

  • 3 superinvestor holders.
  • 5 congressional traders.
  • 0 insider buys / 169 insider sells on file.