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Monolithic Power Systems (MPWR) Business News

Track Monolithic Power Systems in real time with a live news feed covering Monolithic Power Systems stock news, official press releases, company announcements, and an archive of historical Monolithic Power Systems news. ...more

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8:53 PM | Wednesday | Jun 3, 2026 Business Wire

MPWR Investors Have the Opportunity to Join Investigation of Monolithic Power Systems, Inc. with the Schall Law Firm

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6:13 PM | Tuesday | Jun 2, 2026 PRNewsWire

Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders?

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11:24 AM | Wednesday | May 13, 2026 Newsfile Corp

Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. - MPWR

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6:47 PM | Tuesday | May 12, 2026 PRNewsWire

Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. - MPWR

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8:29 PM | Friday | May 8, 2026 Business Wire

Monolithic Power Investor News: Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. – MPWR

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4:30 PM | Thursday | Apr 30, 2026 GlobeNewsWire

Monolithic Power Systems Prevails in Patent Infringement Lawsuit Brought by Bel Power Solutions in West Texas, with Bel Power Solutions Paying Costs

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4:01 PM | Thursday | Apr 30, 2026 GlobeNewsWire

Monolithic Power Systems Reports First Quarter Results on April 30, 2026

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4:01 PM | Wednesday | Apr 15, 2026 GlobeNewsWire

Monolithic Power Systems to Report First Quarter 2026 Results on April 30, 2026

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4:02 PM | Thursday | Feb 5, 2026 GlobeNewsWire

Monolithic Power Systems Announces CFO Transition

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4:01 PM | Thursday | Feb 5, 2026 GlobeNewsWire

Monolithic Power Systems Provides Earnings Commentary for the Quarter and Year Ended December 31, 2025

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MPWR Investors Have the Opportunity to Join Investigation of Monolithic Power Systems, Inc. with the Schall Law Firm

Business Wire

8:53 PM | Wednesday | Jun 3, 2026

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LOS ANGELES--(BUSINESS WIRE)---- $MPWR--MPWR Investors Have the Opportunity to Join Investigation of Monolithic Power Systems, Inc. with the Schall Law Firm.

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8:53 PM | Wednesday | Jun 3, 2026

MPWR Investors Have the Opportunity to Join Investigation of Monolithic Power Systems, Inc. with the Schall Law Firm

Business Wire

LOS ANGELES--(BUSINESS WIRE)---- $MPWR--MPWR Investors Have the Opportunity to Join Investigation of Monolithic Power Systems, Inc. with the Schall Law Firm.

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6:13 PM | Tuesday | Jun 2, 2026

Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders?

PRNewsWire

Shareholders are encouraged to contact the firm to discuss their rights and options at no cost or obligation. We would handle any matter on a contingent fee basis, whereby you would not be responsible for out-of-pocket payment of our legal fees or expenses.

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11:24 AM | Wednesday | May 13, 2026

Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. - MPWR

Newsfile Corp

New York, New York--(Newsfile Corp. - May 13, 2026) - Rosen Law Firm, a global investor rights law firm, announces

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6:47 PM | Tuesday | May 12, 2026

Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. - MPWR

PRNewsWire

NEW YORK, May 12, 2026 /PRNewswire/ --  Rosen Law Firm, a global investor rights law firm, announces an investigation of potential breaches of fiduciary duties by the directors and officers of Monolithic Power Systems, Inc. (NASDAQ: MPWR). If you currently own shares of Monolithic Power stock, please visit the firm's website at https://rosenlegal.com/submit-form/?case_id=34600 for more information.

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8:29 PM | Friday | May 8, 2026

Monolithic Power Investor News: Rosen Law Firm Announces Investigation of Breaches of Fiduciary Duties by the Directors and Officers of Monolithic Power Systems, Inc. – MPWR

Business Wire

NEW YORK--(BUSINESS WIRE)--Rosen Law Firm, a global investor rights law firm, announces an investigation of potential breaches of fiduciary duties by the directors and officers of Monolithic Power Systems, Inc. (NASDAQ: MPWR). If you currently own shares of Monolithic Power stock, please visit the firm's website at https://rosenlegal.com/submit-form/?case_id=34600 for more information. You may also contact Phillip Kim of Rosen Law Firm toll free at 866-767-3653 or via email at case@rosenlegal.
c.

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4:30 PM | Thursday | Apr 30, 2026

Monolithic Power Systems Prevails in Patent Infringement Lawsuit Brought by Bel Power Solutions in West Texas, with Bel Power Solutions Paying Costs

GlobeNewsWire

SCHAFFHAUSEN, Switzerland, April 30, 2026 (GLOBE NEWSWIRE) -- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, announced today the resolution in MPS's favor of a patent infringement lawsuit filed by Bel Power Solutions, Inc. (“Bel Power”) in the U.S. District Court for the Western District of Texas.
As part of the case dismissal, Bel Power agreed to pay MPS's court costs in the amount of $50,000.

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4:01 PM | Thursday | Apr 30, 2026

Monolithic Power Systems Reports First Quarter Results on April 30, 2026

GlobeNewsWire

SCHAFFHAUSEN, Switzerland, April 30, 2026 (GLOBE NEWSWIRE) -- Monolithic Power Systems, Inc. (“MPS”) reported its results after market close on April 30, 2026 and will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m.
ET. The webinar can be accessed from the Investor Relations section of the MPS website at www.monolithicpower.com.

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4:01 PM | Wednesday | Apr 15, 2026

Monolithic Power Systems to Report First Quarter 2026 Results on April 30, 2026

GlobeNewsWire

SCHAFFHAUSEN, Switzerland, April 15, 2026 (GLOBE NEWSWIRE) -- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced it will report its first quarter 2026 financial results on Thursday, April 30, 2026 after the market closes. MPS will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.
m. ET on the same day to discuss the results and business outlook.

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4:02 PM | Thursday | Feb 5, 2026

Monolithic Power Systems Announces CFO Transition

GlobeNewsWire

SCHAFFHAUSEN, Switzerland, Feb. 05, 2026 (GLOBE NEWSWIRE) -- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced that Bernie Blegen will retire from his position as Executive Vice President and CFO effective following the issuance of MPS's 2025 annual report on Form 10-K. Mr. Blegen will remain with MPS after his retirement to ensure a smooth transition with his eventual successor.

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4:01 PM | Thursday | Feb 5, 2026

Monolithic Power Systems Provides Earnings Commentary for the Quarter and Year Ended December 31, 2025

GlobeNewsWire

SCHAFFHAUSEN, Switzerland, Feb. 05, 2026 (GLOBE NEWSWIRE) -- MPS reported its results after market close on February 5, 2026 and will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m.
ET. The webinar can be accessed at https://mpsic.zoom.us/j/99373894222.

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