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  • Insider Ownership

Insider Trading & Ownership of Mr. Jeff Zhou

Location
San Jose, CA
Summary
The estimated net worth of Mr. Jeff Zhou is at least $5,256,888 dollars as of 05 Feb 2026. Mr. Jeff Zhou is the Director of MONOLITHIC POWER SYSTEMS INC and owns shares of MONOLITHIC POWER SYSTEMS INC (MPWR) stock worth about $5.26M.
Signature
/s/ Saria Tseng, attorney-in-fact for Mr. Jeff Zhou
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Quick Takeaways

  • Mr. Jeff Zhou has 1 issuer position tracked on this page.
  • Estimated disclosed ownership value: $5,256,888.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: MONOLITHIC POWER SYSTEMS INC ($5,256,888).
  • Past-year value change for that position: -$673,910.

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Official SEC Source

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Mr. Jeff Zhou

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
MPWR MONOLITHIC POWER SYSTEMS INC Director $5,256,888 -$673,910 -11% 03 Feb 2026

Insider Transactions Reported by Mr. Jeff Zhou:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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