Popular trading platforms run by Bank of America Corp., TD Ameritrade Holding Corp. and Vanguard Group suffered glitches Tuesday that rendered them inaccessible or slow to use, frustrating investors on a landmark day for the U.S. stock market.
The snafus began as markets opened at 9:30 a.m. ET, before the Dow Jones Industrial Average surpassed 30000 for the first time, according to the tech-service tracker Downdetector.
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