Karachi, Service Industries Textiles (SERT) experienced an increase in its stock price in the trading session on March 13, according to the latest financial disclosures from the Pakistan Stock Exchange. The company, which opened at PKR 7.2, saw its price close at PKR 7.5. The trading range for the day was narrow, with the stock moving between its opening price of PKR 7.2 and a high of PKR 7.5. A total of 1,000 shares were traded, with the closing price settling at PKR 7.5.