Markets are finally broadening out in 2026. Is that a problem?

US stock futures (ES=F, NQ=F, YM=F) edge higher Thursday morning after the S&P 500 (^GSPC) and Nasdaq Composite (^IXIC) closed yesterday's session at new record highs. Morning Brief Anchor Julie Hyman and Yahoo Finance Head of News Myles Udland examine the year-to-date moves across sectors and how the market indexes are holding up compared to their equal-weight counterparts.