MONOLITHIC POWER SYSTEMS, INC. 4

Maurice Sciammas, EVP at Monolithic Power Systems (MPWR), sold 30 shares of common stock at about $1,343.94 per share under a Rule 10b5‑1 trading plan.

On August 3, 2026, Maurice Sciammas, EVP of Worldwide Sales & Marketing at Monolithic Power Systems, Inc., effected a Rule 10b5‑1 plan sale of 30 shares of common stock at an average price of approximately $1,343.94 per share, for proceeds of about $40,318. Following this small, pre‑planned disposition, he continues to hold a substantial indirect and direct ownership position across multiple family and trust accounts, including significant direct holdings of 151,644 shares and additional indirect stakes through various Sciammas family trusts and GRATs.

Filing Facts

CIK

1280452

Ticker

MPWR

Form

4

Source Type

sec

Accession

0001214659-26-009676

Alert Tier

7