Power Integrations (POWI) Stock Chart & Stock Price History $34.64 -2.87 (-7.65%) Closing price 10/10/2025 04:00 PM EasternExtended Trading$34.28 -0.36 (-1.02%) As of 10/10/2025 07:30 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 Power Integrations Stock Price Performance The Power Integrations (POWI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 45.69%, with a year-to-date return of -43.86%. In the past month, the stock has decreased 21.56%, reflecting recent market activity. As of the latest close, Power Integrations traded at $34.64 with a market cap of $1.94 billion and volume of 1.56 million shares. Five years ago, the stock traded at $61.96, representing a 44.09% decrease over that period. At the time, it had a market cap of $3.70 billion and a volume of 364,227 shares. Receive POWI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Power Integrations and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Read our full terms of service and privacy policy. 5 Day Performance-8.14%1 Month Performance-21.56%3 Month Performance-40.32%Year-To-Date Performance-43.86%1 Year Performance-45.69%5 Year Performance-44.09% POWI Stock Chart for Sunday, October, 12, 2025 POWI Chart by TradingView Power Integrations 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 Capitalization10/10/2025$37.51$34.64-7.65%$37.66$34.551.56 million shs$1.94 billion10/09/2025$38.43$37.51-2.39%$38.42$37.44538,788 shs$2.10 billion10/08/2025$37.71$38.43+1.91%$38.81$37.54450,215 shs$2.16 billion10/07/2025$39.04$37.71-3.41%$39.56$37.60709,448 shs$2.12 billion10/06/2025$38.60$39.04+1.14%$39.31$38.33670,340 shs$2.19 billion10/03/2025$38.93$38.60-0.85%$39.78$38.57619,829 shs$2.17 billion10/02/2025$38.78$38.93+0.39%$39.68$38.70704,305 shs$2.18 billion10/01/2025$40.21$38.78-3.56%$40.31$38.59979,857 shs$2.18 billion09/30/2025$39.37$40.21+2.13%$40.28$39.15759,926 shs$2.26 billion09/29/2025$40.02$39.37-1.62%$40.49$39.34480,089 shs$2.21 billion Get the Latest News and Ratings for POWI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Power Integrations and its competitors with MarketBeat's FREE daily newsletter. 09/26/2025$39.62$40.02+1.01%$40.13$39.20651,297 shs$2.25 billion09/25/2025$40.81$39.62-2.92%$40.42$39.15838,786 shs$2.22 billion09/24/2025$41.54$40.81-1.76%$41.81$40.64555,120 shs$2.29 billion09/23/2025$43.05$41.54-3.51%$43.14$41.40725,161 shs$2.33 billion09/22/2025$42.95$43.05+0.23%$43.73$42.73610,043 shs$2.41 billion09/19/2025$45.57$42.95-5.75%$45.75$42.751.67 million shs$2.41 billion09/18/2025$44.59$45.57+2.20%$46.05$45.01575,585 shs$2.56 billion09/17/2025$45.13$44.59-1.20%$46.23$44.27442,962 shs$2.50 billion09/16/2025$44.87$45.13+0.58%$45.67$44.57536,349 shs$2.53 billion09/15/2025$44.16$44.87+1.61%$45.14$44.01732,034 shs$2.52 billion09/12/2025$45.62$44.16-3.20%$45.69$43.96587,603 shs$2.48 billion09/11/2025$44.48$45.62+2.56%$45.64$44.40771,311 shs$2.56 billion Related Companies ADI Stock Price Chart COHU Stock Price Chart DIOD Stock Price Chart MCHP Stock Price Chart MKSI Stock Price Chart NXPI Stock Price Chart ON Stock Price Chart SLAB Stock Price Chart SYNA Stock Price Chart STM Stock Price Chart Receive POWI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Power Integrations and its competitors with MarketBeat's FREE daily newsletter. 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