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Home > Insider Trading > Filing (0001214659-25-003202)

Filing Details

Accession Number:: 0001214659-25-003202
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2025-02-20 19:01:31
Reporting Period:: 2025-02-18

Filing Date:: 2025-02-20
Accepted Time:: 2025-02-20 19:01:31
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1280452	Monolithic Power Systems Inc	MPWR	Semiconductors & Related Devices (3674)	770466789

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1308676	Michael Hsing	5808 Lake Washington Blvd Ne Kirkland WA 98033	Ceo	No	No	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2025-02-18	5,200	$700.00	834,898	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	133,040	Indirect	by M Hsing 04 Trust
Common Stock	12,825	Indirect	ZH Family 2020 Trust

Footnotes

Ending balance includes 27 shares acquired on February 17, 2025 through the Company's qualified ESPP program.