28: New Zealand's stock exchange NZX.NZ resumed trading after four consecutive days of disruptions in the wake of cyberattacks.
July 1: A software glitch temporarily shut down trading on Germany's electronic trading platform Xetra, managed by Deutsche Boerse DB1Gn.DE.
27: TMX Group Ltd X.TO, Canada's biggest stock exchange operator, had its second outage in less than two years, when a hardware failure caused problems with order entries, resulting in the shutdown of trading across three local bourses for nearly two hours.
August 2, 1994: A squirrel chewed through a power line in Turnbull, Connecticut, where Nasdaq used to keep its servers and the exchanges backup power system failed to kick in, leading to a more than half an hour outage. 9, 1987, when a squirrel chewed through a power cable in Turnbull set off a sequence of events that shutdown trading on the Nasdaq for nearly an hour and a half.
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