S&P 500 YTD dispersion in 2026 is wild. Top 5: $SNDK +199% $TPL +81% $MRNA +74% $WDC +70% $LYB +69% Bottom 5: $HOOD -37% $WDAY -37% $TTD -36% $CSGP -36% $IT -36% What's working: tangible assets, commodity exposure, storage/memory cycles. What's not: premium-multiple SaaS, consumer fintech, digital advertising. 235% spread top to bottom. Stock selection matters more than it has in years.