This Was the Top-Performing Stock in the S&P 500 in August 2025

The S&P 500 (SNPINDEX: ^GSPC) market index gained 1.9% in August 2025. That may not sound like much, but it's actually a pretty robust gain. Keep that up for 12 straight months and you'd have a total return of 25.3%.Not every component of the index carried its weight last month. For example, Super Micro Computer (NASDAQ: SMCI) shares dropped 29.6% lower and Gartner (NYSE: IT) took a 25.8% haircut.But I'm not here to dwell on the S&P 500's weakest performers. Instead, let's celebrate UnitedHealth Group (NYSE: UNH), which delivered the index's strongest August showing with a 24.2% price gain.Continue readingWeiter zum vollständigen Artikel bei MotleyFool Weiter zum vollständigen Artikel bei MotleyFool