For five years, the case for international diversification has felt theoretical. Vanguard Total International Stock Index Fund ETF Shares (NASDAQ:VXUS) is the cleanest way to own roughly half of global market capitalization, yet U.S. investors who held it watched the S&P 500 pull away year after year. That has shifted in 2026. VXUS is up ... Vanguard’s 0.05% International Stock ETF Just Outpaced the S&P 500 for the First Time in Five Years