Monolithic Power Systems (MPWR) News Today $661.08 -28.73 (-4.16%) Closing price 04:00 PM EasternExtended Trading$660.45 -0.63 (-0.10%) As of 07:57 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Headlines Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends All Sources Trusted Sources MarketBeat Benzinga Bloomberg GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 October 2023 September 2023 August 2023 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 January 2023 December 2022 November 2022 October 2022 September 2022 August 2022 July 2022 June 2022 May 2022 April 2022 March 2022 Time Period Monolithic Power Systems Q4 Earnings TranscriptFebruary 21 at 7:17 AM | marketbeat.comLevi & Korsinsky Reminds Shareholders of a Lead Plaintiff Deadline of April 7, 2025 in Monolithic Lawsuit - MPWRFebruary 21 at 5:45 AM | prnewswire.comBryn Mawr Capital Management LLC Acquires 4,326 Shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR)Bryn Mawr Capital Management LLC boosted its holdings in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 996.8% in the fourth quarter, according to the company in its most recent Form 13F filing with the Securities and Exchange Commission. The institutional investor owned 4,760 shareFebruary 21 at 4:36 AM | marketbeat.comInvestor Alert: A Securities Fraud Class Action Lawsuit Has Been Filed Against Monolithic Power Systems, Inc. (MPWR) - Contact Kessler Topaz Meltzer & Check, LLPFebruary 20 at 8:16 PM | globenewswire.comRobbins LLP Reminds MPWR Investors with Large Losses that Monolithic Power Systems, Inc. is Being Sued by Stockholders; Contact Us for More InformationFebruary 20 at 2:48 PM | globenewswire.comInvestors in Monolithic Power Systems Inc. Should Contact The Gross Law Firm Before April 7, 2025 to Discuss Your Rights – MPWRFebruary 20 at 1:34 PM | globenewswire.comMPWR INVESTOR NOTICE: Monolithic Power Systems, Inc. Investors with Substantial Losses Have Opportunity to Lead Investor Class Action LawsuitFebruary 20 at 12:37 PM | markets.businessinsider.comMonolithic Microwave IC Industry Research 2025: Market Analysis by Component Material Type, Frequency Band, Technology - Global Forecast to 2030February 20 at 10:28 AM | globenewswire.comGrabar Law Office is Investigating Claims on Behalf of Long-Term Shareholders of MGP Ingredients, Inc. (NASDAQ: MGPI); ModivCare, Inc. (NASDAQ: MODV); Monolithic Power Systems, Inc. (NASDAQ: MPWR); anFebruary 20 at 9:10 AM | investing.comICICI Prudential Asset Management Co Ltd Buys Shares of 5,377 Monolithic Power Systems, Inc. (NASDAQ:MPWR)ICICI Prudential Asset Management Co Ltd bought a new stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) in the fourth quarter, according to the company in its most recent Form 13F filing with the Securities & Exchange Commission. The firm bought 5,377 shares of the semiconductFebruary 20 at 7:41 AM | marketbeat.comMonolithic Power Systems Inc. Sued for Securities Law Violations - Investors Should Contact The Gross Law Firm for More Information - MPWRFebruary 20 at 5:45 AM | prnewswire.comROSEN, TRUSTED INVESTOR COUNSEL, Encourages Monolithic Power Systems, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action – MPWRFebruary 19 at 5:08 PM | globenewswire.comNASDAQ: MPWR Investor Reminder: Kessler Topaz Meltzer & Check, LLP Reminds Investors of Deadline in Securities Fraud Class Action Lawsuit Filed Against Monolithic Power Systems, Inc.February 19 at 3:07 PM | prnewswire.comMonolithic Power Systems Inc. (MPWR) Investors Who Lost Money Have Opportunity to Lead Securities Fraud LawsuitFebruary 19 at 12:00 PM | prnewswire.comSHAREHOLDER REMINDER: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Monolithic Power SystemsFebruary 19 at 10:29 AM | globenewswire.comTimesSquare Capital Management LLC Grows Position in Monolithic Power Systems, Inc. (NASDAQ:MPWR)TimesSquare Capital Management LLC increased its position in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 22.5% during the fourth quarter, according to its most recent Form 13F filing with the SEC. The firm owned 136,642 shares of the semiconductor company's stock after bFebruary 19 at 6:37 AM | marketbeat.comPrincipal Financial Group Inc. Buys 93,347 Shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR)Principal Financial Group Inc. increased its stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 115.2% in the 4th quarter, according to its most recent 13F filing with the Securities and Exchange Commission (SEC). The fund owned 174,411 shares of the semiconductor company's stocFebruary 19 at 4:39 AM | marketbeat.comClass Action Filed Against Monolithic Power Systems Inc. (MPWR) - April 7, 2025 Deadline to Join – Contact Levi & KorsinskyFebruary 18 at 2:27 PM | globenewswire.comMonolithic Power Systems Inc. (MPWR) Investors Who Lost Money Have Opportunity to Lead Securities Fraud LawsuitFebruary 18 at 12:00 PM | prnewswire.comMPWR Investors Have Opportunity to Lead Monolithic Power Systems, Inc. Securities Fraud Lawsuit with the Schall Law FirmFebruary 18 at 9:04 AM | prnewswire.comPembroke Management LTD Purchases 2,444 Shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR)Pembroke Management LTD increased its position in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 6.9% in the 4th quarter, according to its most recent disclosure with the Securities and Exchange Commission (SEC). The firm owned 37,969 shares of the semiconductor company's stock afterFebruary 18 at 6:19 AM | marketbeat.comLevi & Korsinsky Reminds Monolithic Investors of the Pending Class Action Lawsuit with a Lead Plaintiff Deadline of April 7, 2025 - MPWRFebruary 18 at 5:45 AM | prnewswire.comSanctuary Advisors LLC Grows Stock Position in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Sanctuary Advisors LLC boosted its stake in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 18.5% in the 4th quarter, according to its most recent filing with the Securities and Exchange Commission (SEC). The firm owned 23,116 shares of the semiconductor company's stock afteFebruary 18 at 5:14 AM | marketbeat.comMPWR Investors Have Opportunity to Lead Monolithic Power Systems, Inc. Securities Fraud LawsuitFebruary 17, 2025 | gurufocus.comMPWR Investors Have Opportunity to Lead Monolithic Power Systems, Inc. Securities Fraud LawsuitFebruary 17, 2025 | prnewswire.comMPWR INVESTOR ALERT: Bronstein, Gewirtz & Grossman LLC Announces that Monolithic Power Systems, Inc. Investors with Substantial Losses Have Opportunity to Lead Class Action LawsuitFebruary 17, 2025 | prnewswire.comDEADLINE ALERT: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Monolithic Power SystemsFebruary 17, 2025 | investing.comMPWR INVESTOR ALERT: Monolithic Power Systems, Inc. ...February 17, 2025 | gurufocus.comMPWR INVESTOR ALERT: Monolithic Power Systems, Inc. Investors with Substantial Losses Have Opportunity to Lead Investor Class Action LawsuitFebruary 17, 2025 | prnewswire.comMontag A & Associates Inc. Has $799,000 Stock Position in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Montag A & Associates Inc. lowered its holdings in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 37.8% in the fourth quarter, according to its most recent 13F filing with the SEC. The institutional investor owned 1,346 shares of the semiconductor company's stock after selFebruary 17, 2025 | marketbeat.comRhumbline Advisers Has $63.77 Million Stock Holdings in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Rhumbline Advisers lessened its holdings in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 1.7% in the fourth quarter, according to its most recent filing with the SEC. The firm owned 107,774 shares of the semiconductor company's stock after selling 1,896 shares during theFebruary 17, 2025 | marketbeat.comAsset Management One Co. Ltd. Has $12.57 Million Holdings in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Asset Management One Co. Ltd. raised its position in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 5.3% in the 4th quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission. The institutional investor owned 20,512 shares oFebruary 17, 2025 | marketbeat.comMPWR INVESTOR ALERT: Bronstein, Gewirtz & Grossman LLC Announces that Monolithic Power Systems, Inc. Investors with Substantial Losses Have Opportunity to Lead Class Action LawsuitFebruary 16, 2025 | globenewswire.comBXM Wealth LLC Purchases New Stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR)BXM Wealth LLC acquired a new position in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) in the 4th quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The institutional investor acquired 450 shares of the semiconFebruary 16, 2025 | marketbeat.comRep. Robert Bresnahan, Jr. Sells Monolithic Power Systems, Inc. (NASDAQ:MPWR) SharesRepresentative Robert Bresnahan, Jr. (R-Pennsylvania) recently sold shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR). In a filing disclosed on February 13th, the Representative disclosed that they had sold between $1,001 and $15,000 in Monolithic Power Systems stock on January 13th. The tradeFebruary 16, 2025 | marketbeat.comCongress Asset Management Co. Decreases Stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Congress Asset Management Co. cut its stake in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 9.4% during the fourth quarter, according to the company in its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The firm owned 130,702 shares of theFebruary 16, 2025 | marketbeat.comRoman Butler Fullerton & Co. Makes New Investment in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Roman Butler Fullerton & Co. bought a new position in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) during the fourth quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The firm bought 455 shares of the semiconductor company's stoFebruary 16, 2025 | marketbeat.comMonolithic Power Systems, Inc. (NASDAQ:MPWR) Shares Sold by New York State Teachers Retirement SystemNew York State Teachers Retirement System lowered its stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 1.6% in the 4th quarter, according to its most recent Form 13F filing with the Securities & Exchange Commission. The firm owned 41,508 shares of the semiconductor companyFebruary 16, 2025 | marketbeat.comMonolithic Power Systems, Inc. (NASDAQ:MPWR) Shares Sold by Chevy Chase Trust Holdings LLCChevy Chase Trust Holdings LLC trimmed its position in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 2.1% in the fourth quarter, according to its most recent disclosure with the Securities and Exchange Commission (SEC). The firm owned 25,854 shares of the semiconductor company's stoFebruary 16, 2025 | marketbeat.comMPWR INVESTOR DEADLINE: Robbins Geller Rudman & Dowd LLP Files Class Action Lawsuit Against Monolithic Power Systems, Inc. and Announces Opportunity for Investors with ...February 15, 2025 | businesswire.com864 Shares in Monolithic Power Systems, Inc. (NASDAQ:MPWR) Purchased by CFC Planning Co LLCCFC Planning Co LLC bought a new stake in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) in the 4th quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The fund bought 864 shares of the semiconductor company's stock, valueFebruary 15, 2025 | marketbeat.comMonolithic Power Systems, Inc. (NASDAQ:MPWR) Shares Purchased by Vontobel Holding Ltd.Vontobel Holding Ltd. boosted its holdings in shares of Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 49.6% during the 4th quarter, according to its most recent 13F filing with the SEC. The fund owned 38,853 shares of the semiconductor company's stock after purchasing an additionalFebruary 15, 2025 | marketbeat.comROSEN, A TRUSTED AND LEADING LAW FIRM, Encourages Monolithic Power Systems, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - MPWRFebruary 14, 2025 | investing.comMPWR INVESTOR DEADLINE: Robbins Geller Rudman & Dowd LLP Files Class Action Lawsuit Against Monolithic Power Systems, Inc. and Announces Opportunity for Investors with Substantial Losses to Lead Class Action LawsuitFebruary 14, 2025 | businesswire.comLevi & Korsinsky Reminds Shareholders of a Lead Plaintiff Deadline of April 7, 2025 in Monolithic Lawsuit - MPWRFebruary 14, 2025 | prnewswire.comEmpowered Funds LLC Boosts Stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR)Empowered Funds LLC increased its stake in Monolithic Power Systems, Inc. (NASDAQ:MPWR - Free Report) by 27.6% in the 4th quarter, according to its most recent disclosure with the SEC. The institutional investor owned 5,164 shares of the semiconductor company's stock after acquiring an additionalFebruary 14, 2025 | marketbeat.comROSEN, A LEADING LAW FIRM, Encourages Monolithic Power Systems, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - MPWRFebruary 13, 2025 | investing.comROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Monolithic Power Systems, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action – MPWRFebruary 13, 2025 | globenewswire.comMPWR INVESTOR NOTICE: Robbins Geller Rudman & Dowd LLP Files Class Action Lawsuit Against Monolithic Power Systems, Inc. and Announces Opportunity for Investors with Substantial Losses to Lead Class Action LawsuitFebruary 13, 2025 | globenewswire.comContact Levi & Korsinsky by April 7, 2025 Deadline to Join Class Action Against Monolithic Power Systems Inc.(MPWR)February 13, 2025 | globenewswire.com Get Monolithic Power Systems News Delivered to You Automatically Sign up to receive the latest news and ratings for MPWR and its competitors with MarketBeat's FREE daily newsletter. Email Address MPWR Media Mentions By Week MPWR Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. MPWR News Sentiment▼0.360.64▲Average Computer and Technology News Sentiment MPWR News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. MPWR Articles This Week▼4414▲MPWR Articles Average Week Get Monolithic Power Systems News Delivered to You Automatically Sign up to receive the latest news and ratings for MPWR and its competitors with MarketBeat's FREE daily newsletter. 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