Investar (ISTR) Stock Chart & Stock Price History $22.66 -0.14 (-0.59%) Closing price 03:58 PM EasternExtended Trading$22.63 -0.04 (-0.15%) As of 04:04 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 ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Investar Stock Price Performance The Investar (ISTR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 22.05%, with a year-to-date return of 3.21%. In the past month, the stock has increased 2.98%, reflecting recent market activity. As of the latest close, Investar traded at $22.80 with a market cap of $224.03 million and volume of 25,991 shares. Five years ago, the stock traded at $13.88, representing a 63.29% increase over that period. At the time, it had a market cap of $150.47 million and a volume of 18,447 shares. Receive ISTR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Investar and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-1.33%1 Month Performance+2.98%3 Month Performance+22.71%Year-To-Date Performance+3.21%1 Year Performance+22.05%5 Year Performance+63.29% ISTR Stock Chart for Tuesday, September, 16, 2025 ISTR Chart by TradingView Investar 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 Capitalization09/15/2025$22.67$22.80+0.57%$23.02$22.6625,991 shs$224.03 million09/12/2025$22.97$22.67-1.31%$22.85$22.6517,903 shs$222.76 million09/11/2025$22.88$22.97+0.39%$23.13$22.8624,893 shs$225.80 million09/10/2025$23.00$22.88-0.52%$23.16$22.8725,408 shs$224.91 million09/09/2025$22.98$23.00+0.09%$23.14$22.9034,278 shs$226.00 million09/08/2025$23.14$22.98-0.69%$23.12$22.7778,142 shs$225.89 million09/05/2025$23.38$23.14-1.03%$23.50$23.0526,988 shs$227.47 million09/04/2025$23.09$23.38+1.26%$23.49$23.1732,076 shs$229.83 million09/03/2025$23.18$23.09-0.39%$23.20$22.7731,405 shs$226.98 million09/02/2025$23.44$23.18-1.11%$23.35$23.0036,018 shs$227.86 million Get the Latest News and Ratings for ISTR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Investar and its competitors with MarketBeat's FREE daily newsletter. 09/01/2025$23.44$23.44$23.61$23.3335,080 shs$230.42 million08/29/2025$23.61$23.44-0.72%$23.61$23.3335,080 shs$230.42 million08/28/2025$23.27$23.61+1.46%$23.70$23.35108,820 shs$232.09 million08/27/2025$23.11$23.27+0.69%$23.40$22.7558,239 shs$228.70 million08/26/2025$23.11$23.11$23.38$23.1117,769 shs$227.17 million08/25/2025$23.42$23.11-1.32%$23.45$23.0229,385 shs$227.17 million08/22/2025$22.35$23.42+4.79%$23.42$22.3559,341 shs$230.22 million08/21/2025$22.38$22.35-0.13%$22.53$22.2413,917 shs$219.66 million08/20/2025$22.04$22.38+1.54%$22.48$22.0124,007 shs$220.00 million08/19/2025$22.27$22.04-1.03%$22.74$22.0136,722 shs$216.65 million08/18/2025$22.01$22.27+1.18%$22.48$21.9025,655 shs$218.87 million08/15/2025$22.52$22.01-2.26%$22.68$22.0019,742 shs$216.36 million Related Companies Origin Bancorp Stock Price Chart Northeast Bancorp Stock Price Chart Amerant Bancorp Stock Price Chart Amalgamated Financial Stock Price Chart Esquire Financial Stock Price Chart HBT Financial Stock Price Chart Metropolitan Bank Stock Price Chart Equity Bancshares Stock Price Chart Bit Digital Stock Price Chart MetroCity Bankshares Stock Price Chart Receive ISTR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Investar and its competitors with MarketBeat's FREE daily newsletter. 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