Monolithic Power Systems (MPWR) Insider Trading & Ownership $625.82 +29.16 (+4.89%) As of 01/17/2025 04:00 PM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends Monolithic Power Systems (NASDAQ:MPWR) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage3.70%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)8Amount OfInsider Selling(Last 12 Months)$149.57 M Get MPWR Insider Trade Alerts Want to know when executives and insiders are buying or selling Monolithic Power Systems stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address MPWR Insider Buying and Selling by Quarter Monolithic Power Systems Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame * Start Date * End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails12/9/2024Theodore BlegenCFOSell2,500$600.00$1,500,000.00 11/8/2024Deming XiaoEVPSell866$765.14$662,611.24 11/8/2024Theodore BlegenCFOSell734$765.15$561,620.10 11/1/2024Theodore BlegenCFOSell2,500$772.96$1,932,400.00 10/7/2024Maurice SciammasEVPSell11,000$929.59$10,225,490.00 10/1/2024Theodore BlegenCFOSell2,500$908.36$2,270,900.00 9/3/2024Theodore BlegenCFOSell2,500$904.20$2,260,500.00 8/27/2024Deming XiaoEVPSell9,259$950.00$8,796,050.00 8/22/2024Deming XiaoEVPSell10,000$950.00$9,500,000.00 8/8/2024Deming XiaoEVPSell859$778.39$668,637.01 Get Insider Trades Delivered To Your InboxEnter your email address below to receive a concise daily summary of insider buying activity, insider selling activity and changes in hedge fund holdings. 8/8/2024Michael HsingCEOSell2,790$778.39$2,171,708.10 8/8/2024Theodore BlegenCFOSell728$778.39$566,667.92 8/1/2024Theodore BlegenCFOSell2,500$852.51$2,131,275.00 7/22/2024Deming XiaoEVPSell3,205$831.58$2,665,213.90 7/22/2024Michael HsingCEOSell9,614$831.58$7,994,810.12 7/22/2024Theodore BlegenCFOSell2,580$831.58$2,145,476.40 7/8/2024Maurice SciammasEVPSell10,999$843.83$9,281,286.17 7/1/2024Michael HsingCEOSell2,672$804.57$2,149,811.04 7/1/2024Saria TsengEVPSell37,093$808.20$29,978,562.60 7/1/2024Theodore BlegenCFOSell2,500$804.19$2,010,475.00 6/28/2024Victor K LeeDirectorSell1,000$820.46$820,460.00 6/3/2024Michael HsingCEOSell8,000$731.08$5,848,640.00 6/3/2024Theodore BlegenCFOSell2,416$731.43$1,767,134.88 5/22/2024Deming XiaoEVPSell1,300$769.40$1,000,220.00 5/20/2024Jeff ZhouDirectorSell200$750.00$150,000.00 5/15/2024Kuo Wei Herbert ChangDirectorSell200$735.00$147,000.00 5/8/2024Michael HsingCEOSell2,824$690.00$1,948,560.00 5/8/2024Saria TsengEVPSell869$690.02$599,627.38 5/8/2024Theodore BlegenCFOSell737$689.98$508,515.26 5/3/2024Tommy TubervilleU.S. Congress Member (R-AL)Sell$707.22$1,001 - $15,0005/1/2024Michael HsingCEOSell8,000$661.85$5,294,800.00 5/1/2024Theodore BlegenCFOSell2,500$663.29$1,658,225.00 4/8/2024Maurice SciammasEVPSell11,000$681.83$7,500,130.00 4/1/2024Michael HsingCEOSell8,000$677.44$5,419,520.00 3/1/2024Michael HsingCEOSell8,000$726.08$5,808,640.00 3/1/2024Theodore BlegenCFOSell2,500$725.76$1,814,400.00 2/29/2024Kuo Wei Herbert ChangDirectorSell250$706.34$176,585.00 2/22/2024Kuo Wei Herbert ChangDirectorSell250$750.00$187,500.00 2/12/2024Jeff ZhouDirectorSell200$750.57$150,114.00 2/8/2024Deming XiaoInsiderSell859$680.00$584,120.00 2/8/2024Michael HsingCEOSell2,790$680.00$1,897,200.00 Vladimir Lenin was right… (Ad)The Magnificent 7 could be in for a world of pain… And the insiders know it. It’s why Jeff Bezos just sold $3 billion of Amazon… it’s why Nvidia’s CEO just sold $713 million... and it’s why Zuckerberg just sold $1.3 billion in Meta stock. The financial establishment doesn’t want you to know about this… but a controversial new documentary just pulled back the curtain and exposed what’s really going on. It’s called The Final Frontier.Including the name of the #1 company to buy.2/8/2024Theodore BlegenCFOSell728$680.00$495,040.00 2/1/2024Michael HsingCEOSell8,000$602.01$4,816,080.00 2/1/2024Theodore BlegenCFOSell2,500$603.26$1,508,150.00 (Data available from 1/1/2013 forward) MPWR Insider Trading Activity - Frequently Asked Questions Who is on Monolithic Power Systems's Insider Roster? The list of insiders at Monolithic Power Systems includes Deming Xiao, James C Moyer, Jeff Zhou, Kuo Wei Herbert Chang, Maurice Sciammas, Michael Hsing, Saria Tseng, Theodore Blegen, and Victor K Lee. Learn more on insiders at MPWR. What percentage of Monolithic Power Systems stock is owned by insiders? 3.70% of Monolithic Power Systems stock is owned by insiders. Learn more on MPWR's insider holdings. Which Monolithic Power Systems insiders have been selling company stock? The following insiders have sold MPWR shares in the last 24 months: Deming Xiao ($45,682,610.08), James C Moyer ($2,047,972.00), Jeff Zhou ($300,114.00), Kuo Wei Herbert Chang ($812,085.00), Maurice Sciammas ($52,639,115.38), Michael Hsing ($137,561,948.67), Saria Tseng ($61,592,444.20), Theodore Blegen ($54,544,801.67), and Victor K Lee ($820,460.00). How much insider selling is happening at Monolithic Power Systems? Insiders have sold a total of 577,928 Monolithic Power Systems shares in the last 24 months for a total of $356,001,551.00 sold. Which members of congress are trading Monolithic Power Systems? Tommy Tuberville (R-AL) has sold shares of Monolithic Power Systems in the last year totaling $8,000. Monolithic Power Systems Key ExecutivesMr. Michael R. Hsing (Age 64)Founder, Chairman, President & CEO Compensation: $2.33M2 recent tradesMr. Theodore Bernie Blegen (Age 66)Executive VP & CFO Compensation: $1.13MMr. Deming Xiao (Age 61)Executive Vice President of Global Operations Compensation: $1.23M5 recent tradesMs. Saria Tseng (Age 53)EVP of Strategic Corporate Development, General Counsel & Corporate Secretary Compensation: $1.23MMr. Maurice Sciammas (Age 64)Executive Vice President of Worldwide Sales & Marketing Compensation: $1.23M1 recent tradesMs. Genevieve CunninghamSenior Manager of Marketing Communications More Insider Trading Tools from MarketBeat Related Companies MU Insider Trading ADI Insider Trading MRVL Insider Trading INTC Insider Trading MCHP Insider Trading FSLR Insider Trading SWKS Insider Trading MTSI Insider Trading ALTR Insider Trading LSCC Insider Trading Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles 3 Stocks With Strong Capital Returns and Insider Buying SignalsZymeworks in Focus for Insider Activity: Catalysts AheadInsiders Are Loading Up: 3 Key Stock Picks for InvestorsInsiders Are Selling, But These 3 Stocks Are Must-Buys3 Stocks That Wall Street Insiders Can’t Stop Buying This page (NASDAQ:MPWR) was last updated on 1/20/2025 by MarketBeat.com Staff From Our PartnersBill Gates’ is about to mint millionaires (again) with Stargate.This little-known project that Bill Gates has been quietly working on that’s about to unleash an AI breakthrou...Brownstone Research | SponsoredKamala’s final humiliation The investments connected to Trump's second term in ways that almost nobody outside his inner circle is aware ...Porter & Company | SponsoredGrab This Altcoin Before Trump's Crypto AnnouncementThe #1 Coin Poised to Soar Under Trump Pro-Crypto White House could make this the investment opportunity of...Crypto 101 Media | SponsoredCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... 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