MONOLITHIC POWER SYSTEMS INC — Director's Dealing 2024

May 15, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MONOLITHIC POWER SYSTEMS INC (MPWR)
CIK: 0001280452
Period of Report: 2024-05-13

Reporting Person: Sciammas Maurice (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-05-13	Common Stock	G	1892	$0.00	Disposed	20206	Indirect
2024-05-13	Common Stock	G	1590	$0.00	Disposed	13424	Indirect
2024-05-13	Common Stock	G	1590	$0.00	Disposed	13424	Indirect
2024-05-13	Common Stock	G	5072	$0.00	Acquired	32064	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	129875	Direct
Common Stock	23015	Indirect
Common Stock	5000	Indirect
Common Stock	2000	Indirect
Common Stock	2000	Indirect
Common Stock	1699	Indirect
Common Stock	1699	Indirect
Common Stock	1699	Indirect

Footnotes

F1: 1,892 shares were transferred as a gift from a Sciammas GRAT, on which the reporting person is a Trustee, to the Sciammas Family Trust, on which the reporting person is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer.

F2: 1,590 shares were transferred as a gift from the Christina Sciammas GRAT for Oski Crew, on which the reporting person is a Trustee, to the Sciammas Family Trust, on which the reporting person is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer.

F3: 1,590 shares were transferred as a gift from the Maurice Sciammas GRAT for Oski Crew, on which the reporting person is a Trustee, to the Sciammas Family Trust, on which the reporting person is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer.

F4: 5,072 shares were received by the Sciammas Family Trust, on which the reporting person is a Trustee, as a gift from a Sciammas GRAT and two Sciammas GRATs for Oski Crew, on which the reporting person is a Trustee. No funds were exchanged and no sale of shares occurred in the transfer.