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4//SEC Filing

Lee Victor K 4

Accession 0001214659-26-000208

CIK 0001280452other

View on SEC.gov Company Profile

Filed

Jan 5, 7:00 PM ET

Accepted

Jan 6, 6:25 PM ET

Size

4.8 KB

Accession

0001214659-26-000208

Insider Transaction Report

Form 4

Period: 2026-01-02

MONOLITHIC POWER SYSTEMS INCMPWR

Director

Transactions

Sale
Common Stock
2026-01-02$930.86/sh−600$558,516→ 27,967 total

Footnotes (1)

[F1]This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/25/2025.

Documents

1 file

4
marketforms-71763.xmlPrimary
PRIMARY DOCUMENT

Issuer

MONOLITHIC POWER SYSTEMS INC

CIK 0001280452

Entity typeother

Related Parties

1

filerCIK 0001292133

Filing Metadata

Form type: 4
Filed: Jan 5, 7:00 PM ET
Accepted: Jan 6, 6:25 PM ET
Size: 4.8 KB

View on SEC.gov