Form Type: 4

SEC EDGAR Link
Accession Number:0001280452-20-000153
Date:2020-08-28
Issuer: MONOLITHIC POWER SYSTEMS INC (MPWR)
Original Submission Date:

Reporting Person:

CHANG KUO WEI HERBERT
5808 LAKE WASHINGTON BLVD NE
KIRKLAND, WA 98033

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK 2020-08-28 S 1,300 d $268.00 4,048 direct
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
Footnotes
IDfootnote
f1 transaction was executed during an authorized trading window in compliance with the company's insider trading compliance program.
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