Innospec (IOSP) Stock Chart & Stock Price History $88.70 +0.59 (+0.66%) Closing price 07/3/2025 01:23 PM EasternExtended Trading$88.70 0.00 (0.00%) As of 07/3/2025 04:20 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 InterestTrendsBuy This Stock Innospec Stock Price Performance The Innospec (IOSP) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 26.63%, with a year-to-date return of -19.41%. In the past month, the stock has increased 2.98%, reflecting recent market activity. As of the latest close, Innospec traded at $88.70 with a market cap of $2.21 billion and volume of 80,233 shares. Five years ago, the stock traded at $77.06, representing a 15.10% increase over that period. At the time, it had a market cap of $1.92 billion and a volume of 76,354 shares. Receive IOSP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Innospec and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+1.87%1 Month Performance+2.98%3 Month Performance+3.34%Year-To-Date Performance-19.41%1 Year Performance-26.63%5 Year Performance+15.10% IOSP Stock Chart for Sunday, July, 6, 2025 IOSP Chart by TradingView Innospec 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 Capitalization07/04/2025$88.70$88.70$88.85$88.2380,233 shs$2.21 billion07/03/2025$88.11$88.70+0.66%$88.85$88.2380,233 shs$2.21 billion07/02/2025$87.07$88.11+1.19%$88.19$86.25259,190 shs$2.20 billion07/01/2025$84.09$87.07+3.54%$88.77$83.59206,715 shs$2.17 billion06/30/2025$84.28$84.09-0.23%$84.77$83.67285,908 shs$2.10 billion06/27/2025$84.37$84.28-0.11%$85.21$83.88933,435 shs$2.10 billion06/26/2025$83.50$84.37+1.04%$84.47$83.66129,570 shs$2.11 billion06/25/2025$83.91$83.50-0.49%$84.09$82.96163,099 shs$2.08 billion06/24/2025$83.64$83.91+0.32%$84.98$83.28171,077 shs$2.09 billion06/23/2025$82.54$83.64+1.33%$83.73$82.20163,214 shs$2.09 billion Get the Latest News and Ratings for IOSP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Innospec and its competitors with MarketBeat's FREE daily newsletter. 06/20/2025$82.82$82.54-0.34%$83.72$82.35467,281 shs$2.06 billion06/19/2025$82.82$82.82$84.14$82.70178,822 shs$2.07 billion06/18/2025$83.18$82.82-0.43%$84.14$82.70178,822 shs$2.07 billion06/17/2025$84.41$83.18-1.46%$85.02$82.93230,811 shs$2.08 billion06/16/2025$84.77$84.41-0.42%$85.72$84.06160,170 shs$2.11 billion06/13/2025$87.18$84.77-2.76%$86.65$84.48204,999 shs$2.12 billion06/12/2025$88.36$87.18-1.34%$88.11$85.14156,829 shs$2.18 billion06/11/2025$88.84$88.36-0.54%$89.06$87.10278,465 shs$2.21 billion06/10/2025$87.52$88.84+1.51%$89.50$87.79342,170 shs$2.22 billion06/09/2025$86.13$87.52+1.61%$88.22$86.84262,116 shs$2.18 billion06/06/2025$85.29$86.13+0.98%$86.74$85.15209,402 shs$2.15 billion06/05/2025$86.16$85.29-1.01%$86.42$85.25148,415 shs$2.13 billion Related Companies FFBC Stock Price Chart UBSI Stock Price Chart AVNT Stock Price Chart CBT Stock Price Chart FNB Stock Price Chart FUL Stock Price Chart KMT Stock Price Chart MTX Stock Price Chart NPO Stock Price Chart SCL Stock Price Chart Receive IOSP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Innospec and its competitors with MarketBeat's FREE daily newsletter. 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