https://www.siliconvalley.com/2023/03/11/how-does-a-bank-collapse-in-48-hours-a-timeline-of-the-svb-fall/

In just two days, the Santa Clara-based bank that served nearly half of US tech and healthcare startups came rapidly unglued, leaving its high-powered customers and investors in limbo.

Silicon Valley Bank, facing a sudden bank run and capital crisis, collapsed Friday morning and was taken over by federal regulators.