ISTR – Investar Holding Want to start trading crypto on a reputable platform?Click here to sign up on Crypto.com and get $25 USD for free. Stock Price ISTR Quotes by TradingView Stock Description ISTR is the stock symbol for Investar Holding on the NASDAQ Stock Market (NASDAQ). ISTR Profile by TradingView Stock Chart ISTR Quotes by TradingView Technical Analysis Technical Analysis for ISTR by TradingView Want to start trading crypto on a reputable platform?Click here to sign up on Crypto.com and get $25 USD for free. NASDAQ StocksNASDAQ Stocks IStocks