Online trading brokerages appear to go dark during huge market sell-off

A Fidelity Investments logo (Steven Senne/AP)

Several online brokerage firms including Charles Schwab, Fidelity and Vanguard appeared to be down for thousands of users early on Monday, during one of the biggest stock markets sell-offs of 2024.

Some frustrated customers online said that they were unable to log in or access their account balances.