Tech stocks lead U.S. markets higher with Nasdaq ETF up 2.88% and XLK surging 5.89%.

Large-cap core equity ETFs led May inflows, with strong interest in tech and short-term fixed income ETFs.

In May 2026, investors heavily favored large-cap core equity ETFs, particularly broad-market S&P 500 funds like Vanguard's VOO, which saw nearly $19 billion in inflows. Tech-focused ETFs such as Invesco QQQ and thematic active ETFs like Roundhill Mem...