US banks held $326.7B in unrealized bond losses at the end of Q2, reviving investor fears of a crisis similar to the 2023 collapse of Silicon Valley Bank. Analysts note that in the market crashes of 2000, 2008, and 2020, the KBW Nasdaq Bank Index peaked 4 to 8 months before the S&P 500, suggesting the current decline could be a warning sign for the broader stock market.
