Vanguard wasn’t alone. Other financial firms also reported problems, including Charles Schwab, TD Ameritrade, Robinhood and Fidelity. According to the internet service tracker DownDetector, more than 2,600 users on the East Coast had reported problems with Robinhood. Vanguard, which resolved the problem, also received more than 2,600 reports. More than 1,300 users reported issues with Schwab, while more than 250 described problems with E-Trade.