Trade Summary

6 days ago, Sciammas Maurice, serving as EVP, WW Sales & Marketing at MONOLITHIC POWER SYSTEMS, INC. (MPWR), sold 15,000 shares at $1,349.73 per share, for a total transaction value of $20,245,937.01. Following this transaction, Sciammas Maurice now holds 151,644 shares of MPWR.

This sale represents a 9.00% decrease in Sciammas Maurice's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, July 15, 2026 and publicly disclosed via SEC Form 4 filing on Friday, July 17, 2026 at 5:43 PM ET, 2 days after the trade was made.

MONOLITHIC POWER SYSTEMS, INC. operates in the TECHNOLOGY sector, specifically within the SEMICONDUCTORS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.