Infineon Technologies (IFNNF) Stock Chart & Stock Price History $85.10 +5.10 (+6.38%) As of 11:53 AM Eastern Add Compare Share Share Chart Stock AnalysisChartHeadlinesOwnershipSEC FilingsShort InterestBuy This Stock Infineon Technologies Stock Price Performance The Infineon Technologies (IFNNF) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 117.93%, with a year-to-date return of 95.54%. In the past month, the stock has increased 47.36%, reflecting recent market activity. As of the latest close, Infineon Technologies traded at $80.00 with a market cap of and volume of 20,242 shares. Five years ago, the stock traded at $37.45, representing a 127.24% increase over that period. At the time, it had a market cap of and a volume of 500 shares. 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Read our full terms of service and privacy policy. 5 Day Performance+12.34%1 Month Performance+47.36%3 Month Performance+58.47%Year-To-Date Performance+95.54%1 Year Performance+117.93%5 Year Performance+127.24% IFNNF Stock Chart for Friday, May, 22, 2026 IFNNF Chart by TradingView Infineon Technologies 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 DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/21/2026$77.19$80.00+3.63%$80.00$76.8520,242 shs$0.0005/20/2026$76.25$77.19+1.24%$79.60$76.464,638 shs$0.0005/19/2026$76.30$76.25-0.07%$76.25$72.751,398 shs$0.0005/18/2026$75.75$76.30+0.73%$78.00$76.003,922 shs$0.0005/15/2026$79.84$75.75-5.12%$76.00$73.904,639 shs$0.0005/14/2026$76.05$79.84+4.98%$81.10$78.6812,842 shs$0.0005/13/2026$72.00$76.05+5.63%$76.06$71.1812,710 shs$0.0005/12/2026$70.35$72.00+2.35%$72.40$67.694,764 shs$0.0005/11/2026$73.30$70.35-4.02%$73.19$70.356,794 shs$0.0005/08/2026$69.00$73.30+6.23%$73.30$70.4630,416 shs$0.00 Get the Latest News and Ratings for IFNNF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Infineon Technologies and its competitors with MarketBeat's FREE daily newsletter. 05/07/2026$68.90$69.00+0.15%$72.60$69.0021,693 shs$0.0005/06/2026$69.46$68.90-0.80%$70.05$67.875,975 shs$0.0005/05/2026N/A$69.46$71.55$69.00996 shs$0.0004/30/2026$65.00$66.75+2.69%$68.45$66.25266,643 shs$0.0004/29/2026$64.11$65.00+1.39%$65.00$65.0021,737 shs$0.0004/28/2026$64.11$64.11$64.11$63.007,038 shs$0.0004/27/2026$63.50$64.11+0.96%$64.11$63.007,038 shs$0.0004/24/2026$59.50$63.50+6.72%$63.50$62.838,831 shs$0.0004/23/2026$57.75$59.50+3.03%$62.25$59.503,779 shs$0.0004/22/2026$55.86$57.75+3.38%$57.75$56.551,647 shs$0.0004/21/2026$56.50$55.86-1.13%$55.86$55.86215 shs$0.00 Related Companies CATV Stock Chart ABILF Stock Chart AFTM Stock Chart ALVRQ Stock Chart ANDR Stock Chart CETXP Stock Chart CBRS Stock Chart CLAYW Stock Chart COMSW Stock Chart COMSP Stock Chart Receive IFNNF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Infineon Technologies and its competitors with MarketBeat's FREE daily newsletter. 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