International Bancshares (IBOC) Stock Chart & Stock Price History $69.68 +1.35 (+1.98%) Closing price 07/17/2025 04:00 PM EasternExtended Trading$69.67 -0.02 (-0.02%) As of 07/17/2025 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 AnalysisChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock International Bancshares Stock Price Performance The International Bancshares (IBOC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 6.20%, with a year-to-date return of 10.32%. In the past month, the stock has increased 11.45%, reflecting recent market activity. As of the latest close, International Bancshares traded at $69.68 with a market cap of $4.33 billion and volume of 209,769 shares. Five years ago, the stock traded at $30.88, representing a 125.65% increase over that period. At the time, it had a market cap of $1.98 billion and a volume of 135,900 shares. Receive IBOC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for International Bancshares and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+0.45%1 Month Performance+11.45%3 Month Performance+17.96%Year-To-Date Performance+10.32%1 Year Performance+6.20%5 Year Performance+125.65% IBOC Stock Chart for Friday, July, 18, 2025 IBOC Chart by TradingView International Bancshares 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 Capitalization07/17/2025$68.33$69.68+1.98%$69.84$67.90209,769 shs$4.33 billion07/16/2025$67.81$68.33+0.77%$68.69$67.11213,582 shs$4.25 billion07/15/2025$70.26$67.81-3.49%$70.69$67.75221,705 shs$4.21 billion07/14/2025$69.37$70.26+1.28%$70.68$69.17162,005 shs$4.37 billion07/11/2025$70.26$69.37-1.27%$69.79$69.05162,888 shs$4.31 billion07/10/2025$70.01$70.26+0.36%$70.77$69.49159,310 shs$4.37 billion07/09/2025$70.08$70.01-0.10%$70.44$69.6595,673 shs$4.35 billion07/08/2025$69.90$70.08+0.26%$70.82$69.40267,805 shs$4.35 billion07/07/2025$71.19$69.90-1.81%$71.95$69.55296,135 shs$4.34 billion07/04/2025$71.19$71.19$71.99$70.77128,517 shs$4.42 billion Get the Latest News and Ratings for IBOC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for International Bancshares and its competitors with MarketBeat's FREE daily newsletter. 07/03/2025$70.27$71.19+1.31%$71.99$70.77128,517 shs$4.42 billion07/02/2025$69.21$70.27+1.53%$70.42$68.19214,706 shs$4.37 billion07/01/2025$66.56$69.21+3.98%$69.53$66.12296,947 shs$4.30 billion06/30/2025$66.55$66.56+0.02%$67.14$66.12188,017 shs$4.14 billion06/27/2025$66.70$66.55-0.22%$67.25$66.14874,288 shs$4.14 billion06/26/2025$65.34$66.70+2.08%$66.79$65.38104,564 shs$4.14 billion06/25/2025$65.69$65.34-0.53%$65.81$64.52144,186 shs$4.06 billion06/24/2025$65.53$65.69+0.24%$66.89$65.53219,012 shs$4.08 billion06/23/2025$63.02$65.53+3.98%$65.59$62.56237,768 shs$4.07 billion06/20/2025$62.52$63.02+0.80%$63.18$62.14527,626 shs$3.92 billion06/19/2025$62.52$62.52$63.04$61.45163,033 shs$3.88 billion06/18/2025$61.70$62.52+1.33%$63.04$61.45163,033 shs$3.88 billion06/17/2025$61.83$61.70-0.21%$62.06$61.15224,743 shs$3.83 billion06/16/2025$62.50$61.83-1.07%$63.23$61.58210,441 shs$3.84 billion Related Companies First Busey Stock Price Chart Cathay General Bancorp Stock Price Chart First Financial Bancorp. Stock Price Chart Fulton Financial Stock Price Chart Hancock Whitney Stock Price Chart S&T Bancorp Stock Price Chart Towne Bank Stock Price Chart United Bankshares Stock Price Chart F.N.B. Stock Price Chart Home BancShares Stock Price Chart Receive IBOC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for International Bancshares and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:IBOC) was last updated on 7/18/2025 by MarketBeat.com Staff From Our PartnersElon Just Fired the IRS Agents Targeting Your SavingsElon Musk just fired 6,700 IRS agents — and exposed a war on your retirement. While D.C. scrambles to regai...Priority Gold | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. 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