MONOLITHIC POWER SYSTEMS, INC. 4

Insider Chang Kuo Wei Herbert sold 50 shares of Monolithic Power Systems, Inc. common stock at $1,420 per share on 2026-08-11.

On August 11, 2026, insider Chang Kuo Wei Herbert executed an open market sale of 50 shares of Monolithic Power Systems, Inc. common stock at a reported price of $1,420 per share, for an approximate total value of $71,000. Following this sale, his direct holdings stood at 565 shares of common stock. Using the transaction price as a proxy for the current market price, the post-transaction value of his holdings is estimated at about $802,300. The filing was submitted on August 13, 2026, and the transaction appears to be a relatively small discretionary sale rather than a large repositioning.

Filing Facts

CIK

1280452

Ticker

MPWR

Form

4

Source Type

sec

Accession

0001214659-26-010101

Alert Tier

7