3i Infrastructure (3IN) Stock Chart & Stock Price History GBX 343.50 -2.00 (-0.58%) As of 12:31 PM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock 3i Infrastructure Stock Price Performance The 3i Infrastructure (3IN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 0.29%, with a year-to-date return of 8.19%. In the past month, the stock has decreased 2.97%, reflecting recent market activity. As of the latest close, 3i Infrastructure traded at GBX 345.50 with a market cap of £3.19 billion and volume of 445,148 shares. Five years ago, the stock traded at GBX 291.50, representing a 17.84% increase over that period. At the time, it had a market cap of £2.60 billion and a volume of 273,139 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-2.28%1 Month Performance-2.97%3 Month Performance+5.86%Year-To-Date Performance+8.19%1 Year Performance+0.29%5 Year Performance+17.84% 3IN Stock Chart for Thursday, August, 28, 2025 3IN Chart by TradingView 3i Infrastructure 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 Capitalization08/28/2025GBX 345.50GBX 343.50-0.58%GBX 348GBX 3411.02 million shs£3.17 billion08/27/2025GBX 347.50GBX 345.50-0.58%GBX 349GBX 344445,148 shs£3.19 billion08/26/2025GBX 351.50GBX 347.50-1.14%GBX 352.50GBX 345.50614,227 shs£3.21 billion08/25/2025GBX 351.50GBX 351.50GBX 352GBX 344.50432,142 shs£3.24 billion08/22/2025GBX 346GBX 351.50+1.59%GBX 352GBX 344.50432,142 shs£3.24 billion08/21/2025GBX 350GBX 346-1.14%GBX 350GBX 345.50779,544 shs£3.19 billion08/20/2025GBX 348.50GBX 350+0.43%GBX 350GBX 346.33706,765 shs£3.23 billion08/19/2025GBX 349.50GBX 348.50-0.29%GBX 352.50GBX 348436,266 shs£3.21 billion08/18/2025GBX 350.74GBX 349.50-0.35%GBX 351.50GBX 347.50674,803 shs£3.22 billion08/15/2025GBX 351GBX 350.74-0.07%GBX 353GBX 347802,923 shs£3.24 billion Get the Latest News and Ratings for 3IN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for 3i Infrastructure and its competitors with MarketBeat's FREE daily newsletter. 08/14/2025GBX 353GBX 351-0.57%GBX 353.50GBX 350.50690,583 shs£3.24 billion08/13/2025GBX 352GBX 353+0.28%GBX 354GBX 349828,317 shs£3.26 billion08/12/2025GBX 354.50GBX 352-0.71%GBX 357GBX 351427,168 shs£3.25 billion08/11/2025GBX 354.50GBX 354.50GBX 357.50GBX 351525,377 shs£3.27 billion08/08/2025GBX 353.50GBX 354.50+0.28%GBX 356GBX 350.50350,705 shs£3.27 billion08/07/2025GBX 351GBX 353.50+0.71%GBX 353.50GBX 349.50712,891 shs£3.26 billion08/06/2025GBX 353GBX 351-0.57%GBX 353.50GBX 349.50337,786 shs£3.24 billion08/05/2025GBX 352.61GBX 353+0.11%GBX 354GBX 350758,943 shs£3.26 billion08/04/2025GBX 354.50GBX 352.61-0.53%GBX 356.50GBX 350578,513 shs£3.25 billion08/01/2025GBX 350.50GBX 354.50+1.14%GBX 354.50GBX 348.5012.77 million shs£3.27 billion07/31/2025GBX 346.50GBX 350.50+1.15%GBX 354.50GBX 3451.00 million shs£3.23 billion07/30/2025GBX 350GBX 346.50-1.00%GBX 351.73GBX 345764,850 shs£3.20 billion07/29/2025GBX 354GBX 350-1.13%GBX 355.50GBX 3471.10 million shs£3.23 billion07/28/2025GBX 357GBX 354-0.84%GBX 357.50GBX 353.50869,072 shs£3.27 billion Related Companies Pershing Square Stock Chart St. James's Place Stock Chart M&G Stock Chart Schroders Stock Chart F&C Investment Trust Stock Chart Hargreaves Lansdown Stock Chart Polar Capital Technology Trust Stock Chart abrdn Stock Chart Petershill Partners Stock Chart JPMorgan Global Growth & Income Stock Chart Receive 3IN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for 3i Infrastructure and its competitors with MarketBeat's FREE daily newsletter. 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