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Insider ActivityMPWR

Wynne Eileen, Insider at MONOLITHIC POWER SYSTEMS INC, sold $530K of MPWR

Updated Jun 13, 2026
Wynne Eileen Insider
MONOLITHIC POWER SYSTEMS INC · $MPWR
$530K Total Value
335 Shares Traded
$1,582.68 Price / Share
1,007 Shares Owned After
2026-05-08 Filing Date

Transaction Details

InsiderWynne Eileen
TitleInsider
CompanyMONOLITHIC POWER SYSTEMS INC
TickerMPWR
Transaction TypeSale
Transaction Date2026-05-06
Shares Traded335
Price Per Share$1,582.68
Total Value$530K
Filed Date2026-05-08
Accession Number0001214659-26-005811

Ownership Context

Shares Owned After Transaction1,007
Ownership TypeDirect

SEC Filing

↗ View Original SEC Filing

Accession: 0001214659-26-005811

Other Insider Trades — MPWR

InsiderTitleActionValueDate
Sciammas MauriceEVP, WW Sales & Marketingsold$46K2026-06-01
Sciammas MauriceEVP, WW Sales & Marketingtraded—2026-05-29
Tseng SariaEVP & General Counselsold$12.9M2026-05-27
Zhou JeffInsidersold$816K2026-05-26
DEAN ROBERT W IIInterim CFOsold$36K2026-05-26
Tseng SariaEVP & General Counseltraded—2026-05-22
Tseng SariaEVP & General Counselsold$7.9M2026-05-22
Hsing MichaelCEOsold$1.3M2026-05-18
Hsing MichaelCEOsold$9.9M2026-05-18
Hsing MichaelCEOsold$912K2026-05-18

Full Ticker Profile

View all insider trades, dark pool activity, congressional filings, and the Whisper Score for MPWR — MONOLITHIC POWER SYSTEMS INC →

Whisper Score — MPWR

48.04
Active Discussion
Current Whisper Score

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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.

Last updated: June 13, 2026 at 07:12 UTC

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