This article was automatically generated by MarketWatch using technology from Automated Insights.
Shares of Monolithic Power Systems Inc. (MPWR) slipped 1.23% to $1,468.11 Tuesday, on what proved to be an all-around rough trading session for the stock market, with the S&amp;P 500 Index falling 0.67% to 7,353.61 and Dow Jones Industrial Average falling 0.65% to 49,363.88.
This was the stock's fourth consecutive day of losses.
Monolithic Power Systems Inc. closed 12.37% short of its 52-week high of $1,675.42, which the company reached on May 13th.
The stock underperformed when compared to some of its competitors Tuesday, as Texas Instruments Inc. (TXN) rose 0.57% to $302.31, Analog Devices Inc. (ADI) fell 1.02% to $414.31, and NXP Semiconductors N.V. (NXPI) rose 0.89% to $294.28.
Trading volume (634,646) eclipsed its 50-day average volume of 589,288.
Data source: Dow Jones Market Data, FactSet. Data compiled May 19, 2026.
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05-19-26 1643ET

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Monolithic Power Systems Inc. (MPWR) shares fell 1.23% to $1,468.11 on Tuesday, marking the fourth consecutive day of losses. The stock is currently 12.37% below its 52-week high of $1,675.42. In contrast, competitors like Texas Instruments and NXP Semiconductors saw gains, while Analog Devices experienced a slight decline. Trading volume for MPWR was 634,646, surpassing its 50-day average of 589,288.

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Analog Devices

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Monolithic Power Systems Inc. Stock Underperforms Tuesday When Compared To Competitors