We estimate that the CEO of MONOLITHIC POWER SYSTEMS INC ($MPWR), Michael Hsing, received a compensation of $19,930,736 in 2025. This is an increase of 4.77% from an estimated $18,979,292 in 2024.
These estimates are based on a new DEF14A filing, filed with the SEC on April 30, 2026. Note that parsing errors may occur.
You can track $MPWR on Quiver Quantitative's $MPWR stock dashboard.
$MPWR Stock Insider Trading Activity
$MPWR Stock insiders have traded $MPWR stock on the open market 219 times in the past 6 months. Of those trades, 0 have been purchases and 219 have been sales.
Here’s a breakdown of recent trading of $MPWR stock by insiders over the last 6 months:
- MICHAEL HSING (CEO) has made 0 purchases and 68 sales selling 231,923 shares for an estimated $255,125,829.
- SARIA TSENG (EVP & General Counsel) has made 0 purchases and 60 sales selling 106,548 shares for an estimated $111,550,974.
- MAURICE SCIAMMAS (EVP, WW Sales & Marketing) has made 0 purchases and 30 sales selling 62,311 shares for an estimated $61,626,952.
- THEODORE BLEGEN (EVP and CFO) has made 0 purchases and 50 sales selling 30,725 shares for an estimated $34,630,698.
- DEMING XIAO (EVP, Global Operations) sold 22,875 shares for an estimated $26,790,369
- VICTOR K LEE has made 0 purchases and 8 sales selling 2,000 shares for an estimated $1,995,099.
- KUO WEI HERBERT CHANG has made 0 purchases and 2 sales selling 200 shares for an estimated $177,094.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API.
$MPWR Stock Congressional Stock Trading
Members of Congress have traded $MPWR stock 3 times in the past 6 months. Of those trades, 3 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $MPWR stock by members of Congress over the last 6 months:
- SENATOR MARKWAYNE MULLIN has traded it 3 times. They made 3 purchases worth up to $150,000 on 02/04, 01/05 and 0 sales.
To track congressional stock trading, check out Quiver Quantitative's congressional trading dashboard. You can access data on congressional stock trades through the Quiver Quantitative API.
$MPWR Stock Hedge Fund Activity
We have seen 536 institutional investors add shares of $MPWR Stock stock to their portfolio, and 482 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- CORIENT PRIVATE WEALTH LLC added 1,993,576 shares (+3719.6%) to their portfolio in Q4 2025, for an estimated $1,806,897,543
- UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC removed 944,891 shares (-74.8%) from their portfolio in Q4 2025, for an estimated $856,411,406
- FMR LLC added 412,212 shares (+11.6%) to their portfolio in Q4 2025, for an estimated $373,612,468
- JPMORGAN CHASE & CO removed 350,955 shares (-40.7%) from their portfolio in Q4 2025, for an estimated $318,091,573
- INVESCO LTD. added 295,556 shares (+25.9%) to their portfolio in Q4 2025, for an estimated $267,880,136
- T. ROWE PRICE INVESTMENT MANAGEMENT, INC. removed 274,380 shares (-36.6%) from their portfolio in Q4 2025, for an estimated $248,687,056
- FIRST TRUST ADVISORS LP added 253,653 shares (+56.6%) to their portfolio in Q4 2025, for an estimated $229,900,933
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API.
$MPWR Stock Analyst Ratings
Wall Street analysts have issued reports on $MPWR in the last several months. We have seen 4 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- Needham issued a "Buy" rating on 05/01/2026
- Stifel issued a "Buy" rating on 02/04/2026
- Wells Fargo issued a "Overweight" rating on 01/15/2026
- Citigroup issued a "Buy" rating on 11/03/2025
To track analyst ratings and price targets for $MPWR Stock, check out Quiver Quantitative's $MPWR forecast page.
$MPWR Stock Price Targets
Multiple analysts have issued price targets for $MPWR recently. We have seen 8 analysts offer price targets for $MPWR in the last 6 months, with a median target of $1662.5.
Here are some recent targets:
- N. Quinn Bolton from Needham set a target price of $1750.0 on 05/01/2026
- John Vinh from Keybanc set a target price of $2000.0 on 05/01/2026
- Joe Quatrochi from Wells Fargo set a target price of $1860.0 on 05/01/2026
- Joshua Buchalter from TD Cowen set a target price of $1850.0 on 05/01/2026
- Kevin Cassidy from Rosenblatt set a target price of $1575.0 on 05/01/2026
- Tore Svanberg from Stifel set a target price of $1500.0 on 04/16/2026
- Kelsey Chia from Citigroup set a target price of $1350.0 on 02/09/2026
This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.
