MONOLITHIC POWER SYSTEMS INC — Director's Dealing 2019

Jul 12, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MONOLITHIC POWER SYSTEMS INC (MPWR)
CIK: 0001280452
Period of Report: 2019-07-10

Reporting Person: Sciammas Maurice (Sr. V.P.of Sales and Marketing)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-07-10	Common Stock	S	1708	$140.6191	Disposed	385780	Direct
2019-07-10	Common Stock	S	293	$141.5033	Disposed	385487	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2000	Indirect

Footnotes

F1: In accordance with the reporting person's 10b5-1 trading plan.

F2: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $140.13 to $141.29. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

F3: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $141.31 to $141.89. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.