Monolithic Power Systems (MPWR) Stock Chart & Stock Price History $804.29 +6.35 (+0.80%) Closing price 08/8/2025 04:00 PM EasternExtended Trading$805.32 +1.03 (+0.13%) As of 08/8/2025 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 Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Monolithic Power Systems Stock Price Performance The Monolithic Power Systems (MPWR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 2.27%, with a year-to-date return of 35.93%. In the past month, the stock has increased 9.27%, reflecting recent market activity. As of the latest close, Monolithic Power Systems traded at $804.29 with a market cap of $38.52 billion and volume of 399,352 shares. Five years ago, the stock traded at $270.18, representing a 197.69% increase over that period. At the time, it had a market cap of $12.20 billion and a volume of 298,111 shares. Receive MPWR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Monolithic Power Systems and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-0.19%1 Month Performance+9.27%3 Month Performance+26.02%Year-To-Date Performance+35.93%1 Year Performance-2.27%5 Year Performance+197.69% MPWR Stock Chart for Monday, August, 11, 2025 MPWR Chart by TradingView Monolithic Power Systems Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/08/2025$797.94$804.29+0.80%$815.00$794.50399,352 shs$38.52 billion08/07/2025$805.85$797.94-0.98%$819.50$785.00640,208 shs$38.21 billion08/06/2025$802.78$805.85+0.38%$807.40$790.07415,993 shs$38.58 billion08/05/2025$830.63$802.78-3.35%$834.44$774.14988,843 shs$38.44 billion08/04/2025$785.62$830.63+5.73%$831.97$778.901.36 million shs$39.77 billion08/01/2025$711.24$785.62+10.46%$803.00$711.461.52 million shs$37.62 billion07/31/2025$730.54$711.24-2.64%$740.00$706.001.34 million shs$34.05 billion07/30/2025$724.37$730.54+0.85%$747.50$726.05629,447 shs$34.98 billion07/29/2025$738.55$724.37-1.92%$751.49$715.00488,579 shs$34.68 billion07/28/2025$714.68$738.55+3.34%$741.07$721.72545,446 shs$35.36 billion Get the Latest News and Ratings for MPWR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Monolithic Power Systems and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$713.00$714.68+0.24%$718.25$704.02275,865 shs$34.22 billion07/24/2025$720.01$713.00-0.97%$720.82$702.56343,471 shs$34.14 billion07/23/2025$719.98$720.01+0.00%$721.46$708.00401,309 shs$34.47 billion07/22/2025$724.77$719.98-0.66%$729.95$702.32551,762 shs$34.47 billion07/21/2025$725.24$724.77-0.06%$737.76$723.91408,697 shs$34.70 billion07/18/2025$713.57$725.24+1.64%$725.83$705.84432,635 shs$34.72 billion07/17/2025$714.03$713.57-0.06%$717.72$703.43431,681 shs$34.17 billion07/16/2025$717.62$714.03-0.50%$722.23$686.87779,677 shs$34.19 billion07/15/2025$721.14$717.62-0.49%$754.99$716.95585,665 shs$34.36 billion07/14/2025$736.06$721.14-2.03%$729.58$703.06561,131 shs$34.53 billion07/11/2025$740.45$736.06-0.59%$747.60$725.00383,148 shs$35.24 billion07/10/2025$751.14$740.45-1.42%$756.41$735.40386,923 shs$35.45 billion Related Companies AMAT Stock Chart GOOGL Stock Chart KLAC Stock Chart LRCX Stock Chart MKSI Stock Chart MXL Stock Chart NVDA Stock Chart NXPI Stock Chart ON Stock Chart ANET Stock Chart Receive MPWR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Monolithic Power Systems and its competitors with MarketBeat's FREE daily newsletter. 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