Investing.com – Worldwide stocks tread water ahead of the Brexit referendum.closes down 0.6%, up 0.5% in early trade.U.S. futures point to flat opening ahead of additional Yellen testimony.Dollar removes early gains; sterling holds firm near highs.Gold extends losses as major government bond yields rise.Disclaimer: Fusion Media wish to remind you that the data consisted of in this site is not necessarily real-time nor accurate. All CFDs (stocks, indexes, futures) and Forex prices are not supplied by exchanges however rather by market makers, and so costs may not be accurate and might vary from the actual market price, suggesting rates are a sign and not suitable for trading purposes. For that reason Blend Media does n`t bear any duty for any trading losses you might sustain as an outcome of using this information. Fusion Media or anybody included with Fusion Media will decline any liability for loss or damage as an outcome of reliance on the details consisting of information, quotes, charts and buy/sell signals contained within this website. Please be fully notified regarding the risks and costs related to trading the monetary markets, it is among the riskiest financial investment types possible.