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MPWRMonolithic Power Systems

Maurice Sciammas

EVP, WW Sales & Marketing at Monolithic Power Systems, as of Aug 6, 2026Sold $101M of stock in the past 12 months: 39% under a disclosed plan, 26% to cover taxes and 35% with no plan disclosed.

Updated Oct 15, 2026 from SEC filings · covers Oct 16, 2025 to Oct 15, 2026
90K
shares sold, past 12 months
14
days with sales
$30.8M
largest single day, Nov 19, 2025
1
company filed for

Share of stake sold and shares held at Monolithic Power Systems are not shown: the holdings do not reconcile with the filings. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

Disclosed planTo cover taxesNo plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $34.5M no plan disclosed$34.5MNovDecJanFeb 2026: $26.8M to cover taxesFeb 2026: $236K no plan disclosedFebMar 2026: $33K under a disclosed planMarApr 2026: $33K under a disclosed planAprMay 2026: $18.8M under a disclosed planMay 2026: $602K no plan disclosedMayJun 2026: $46K under a disclosed planJunJul 2026: $20.3M under a disclosed planJulAug 2026: $40K under a disclosed planAugSepOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
Monolithic Power Systems (MPWR)EVP, WW Sales & MarketingMay 1, 2006Aug 6, 2026

Recent filings

The last 5 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.