MPWR
Monolithic Power Systems Inc
$212K
Cluster sell
Discretionary Insider Activity
Date:
08/05/2026
Insiders:
DEAN ROBERT W II, Interim CFO, and 1 others
Prior trend:
9 weeks of no discretionary insider activity

Summary

A $212K cluster sell for Monolithic Power Systems Inc (MPWR) on 08/05/2026 after 9 weeks of no discretionary insider activity.

Reports

Action Amount Date Insider Role(s) SEC Filing No
Sell $141K 08/06/2026 DEAN ROBERT W II Interim CFO 0001214659-26-009739
Sell $71K 08/13/2026 CHANG KUO WEI HERBERT Director 0001214659-26-010101

Stake Changes

Action Insider Role(s) Total Change % Change
Sell DEAN ROBERT W II Interim CFO $141K 1.5%
Sell CHANG KUO WEI HERBERT Director $71K 8.1%

Transactions

Action Amount Date Insider Security Type SEC Code
Sell $141K 08/05/2026 DEAN ROBERT W II Common Stock Discretionary Sale
Sell $71K 08/11/2026 CHANG KUO WEI HERBERT Common Stock Discretionary Sale

Price Changes

Price at Scan Price at 30 Days 30 Day Change % Change Price at 1 Year 1 Year Change % Change
$1,402.01

Metadata

Signal ID:
VlDL35jAz16OYvT3
Scanned on:
08/13/2026
Status:
Current