CHANG KUO WEI HERBERT - Insider Non-Derivative Transactions at MONOLITHIC POWER SYSTEMS INC (MPWR) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 25, 2025, CHANG KUO WEI HERBERT's relationship to MONOLITHIC POWER SYSTEMS INC (MPWR) is Director, and currently has 426 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other MPWR insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

CHANG KUO WEI HERBERT - Insider Non-Derivative Transactions of MPWR Common Stock

CHANG KUO WEI HERBERT - Insider Non-Derivative Transactions at MPWR

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 26, 2025	Sell -- (Common Stock)	100	896.97	426
Nov 22, 2025	Sell -- (Common Stock)	100	873.97	526
May 14, 2025	Sell -- (Common Stock)	50	738	626
May 13, 2025	Sell -- (Common Stock)	100	698	676
May 9, 2025	Sell -- (Common Stock)	100	650	776
Feb 5, 2025	Acquisition -- (Common Stock)	335	0	876
Aug 16, 2024	Sell -- (Common Stock)	100	898	541
Aug 16, 2024	Sell -- (Common Stock)	100	888.88	641
May 21, 2024	Sell -- (Common Stock)	200	750	741
May 16, 2024	Sell -- (Common Stock)	100	740	941
May 16, 2024	Sell -- (Common Stock)	100	730	1041
Mar 1, 2024	Sell -- (Common Stock)	250	706.34	1141
Feb 23, 2024	Sell -- (Common Stock)	250	750	1391
Feb 7, 2024	Acquisition -- (Common Stock)	348	0	1641
Nov 15, 2023	Sell -- (Common Stock)	400	523.64	1293
Nov 14, 2023	Sell -- (Common Stock)	100	510	1693
Aug 30, 2023	Sell -- (Common Stock)	500	500	1793
Feb 8, 2023	Acquisition -- (Common Stock)	470	0	2293