Oceaneering International (OII) Stock Chart & Stock Price History $21.93 -0.25 (-1.11%) Closing price 03/27/2025 03:59 PM EasternExtended Trading$21.95 +0.02 (+0.07%) As of 03/27/2025 05:25 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Oceaneering International Stock Price Performance 5 Day Performance+1.81%1 Month Performance-0.71%3 Month Performance-12.96%6 Month Performance-11.49%Year-To-Date Performance-15.90%1 Year Performance-6.14% Receive OII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Oceaneering International and its competitors with MarketBeat's FREE daily newsletter. Email Address OII Stock Chart for Friday, March, 28, 2025 OII Chart by TradingViewRemove Ads Oceaneering International Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization03/27/2025$22.20$21.93-1.18%$22.14$21.58968,149 shs$2.21 billion03/26/2025$22.08$22.20+0.53%$22.88$22.03734,614 shs$2.23 billion03/25/2025$22.18$22.08-0.43%$22.40$21.971.03 million shs$2.22 billion03/24/2025$21.55$22.18+2.92%$22.23$21.73731,686 shs$2.23 billion03/21/2025$21.75$21.55-0.92%$21.78$21.421.50 million shs$2.17 billion03/20/2025$21.52$21.75+1.07%$21.98$21.30900,866 shs$2.19 billion03/19/2025$21.01$21.52+2.40%$21.69$21.081.15 million shs$2.17 billion03/18/2025$20.62$21.01+1.92%$21.10$20.551.07 million shs$2.11 billion03/17/2025$20.18$20.62+2.15%$20.74$19.961.64 million shs$2.08 billion03/14/2025$19.54$20.18+3.26%$20.25$19.601.54 million shs$2.03 billion Get the Latest News and Ratings for OII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Oceaneering International and its competitors with MarketBeat's FREE daily newsletter. 03/13/2025$19.39$19.54+0.82%$20.23$19.301.41 million shs$1.97 billion03/12/2025$19.19$19.39+1.04%$19.81$19.28909,754 shs$1.95 billion03/11/2025$19.16$19.19+0.16%$19.62$18.971.29 million shs$1.93 billion03/10/2025$19.95$19.16-4.00%$19.98$18.871.36 million shs$1.93 billion03/07/2025$19.21$19.95+3.88%$19.98$19.131.39 million shs$2.21 billion03/06/2025$19.75$19.21-2.72%$19.62$19.011.39 million shs$2.13 billion03/05/2025$20.15$19.75-1.99%$20.06$19.031.34 million shs$2.19 billion03/04/2025$20.72$20.15-2.78%$20.50$19.62995,258 shs$2.23 billion03/03/2025$22.09$20.72-6.20%$22.37$20.551.16 million shs$2.30 billion02/28/2025$22.65$22.09-2.45%$22.75$21.861.21 million shs$2.45 billion02/27/2025$22.14$22.65+2.26%$22.90$22.131.02 million shs$2.51 billion Related Companies NOV Stock Price Chart Tidewater Stock Price Chart Helix Energy Solutions Group Stock Price Chart RPC Stock Price Chart TETRA Technologies Stock Price Chart Oil States International Stock Price Chart Natural Gas Services Group Stock Price Chart Forum Energy Technologies Stock Price Chart Gulf Island Fabrication Stock Price Chart Geospace Technologies Stock Price Chart Receive OII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Oceaneering International and its competitors with MarketBeat's FREE daily newsletter. 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